Dr. Ronald Frank Wolf, MD

  • Newport Beach, CA
  • General surgeon
NPI1649369935PAC ID3678667250
Medicare services, 2024
428
Medicare patients, 2024
191
Part D claims, 2024
33
Publications
66
Clinical trials
3
Practice address
One Hoag Drive, Newport Beach, CA 92663
Practice phone
Call (949) 764-4624
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Hoag Hospital Newport Beach

Hospital · Newport Beach, California

See all 3 affiliations

Find Dr. Wolf's professional email, personal email and mobile number

Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.

View contacts for free

Dr. Ronald Frank Wolf is a general surgeon in Newport Beach, California

Dr. Wolf practices at Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian.

Dr. Wolf's NPI, 1649369935, was assigned on October 12, 2006. Dr. Wolf graduated from OHSU School of Medicine in 1987. Dr. Wolf's Oregon license number on file is MD19406.

NPI and contact details
Medicare PAC ID
3678667250
NPI enumeration date
October 12, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(949) 764-4624
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
66
Medical school graduation
1987

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Ronald Frank Wolf practices at 2 locations in Newport Beach, California

Dr. Wolf's primary practice is Hoag Hospital Newport Beach, at One Hoag Drive, Newport Beach, CA 92663 in Orange County. The practice phone is (949) 764-4624. Dr. Wolf also practices at Hoag Hospital Newport Beach, 1 Hoag Dr, Newport Beach, CA 92663.

  • Hoag Hospital Newport BeachPrimary
    One Hoag Drive, Newport Beach, CA 92663 · Orange CountyPhone(949) 764-4624
  • Hoag Hospital Newport Beach
    1 Hoag Dr, Newport Beach, CA 92663 · Orange CountyPhone(949) 764-4624

Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data

Dr. Ronald Frank Wolf is affiliated with 1 site of care and 2 medical groups

Dr. Wolf's primary practice is Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian. The medical group on file is Hoag Clinic. Dmand AI also links Dr. Wolf to 1 more medical group, named with a free account.

See all 3 affiliations for Dr. Wolf

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Ronald Frank Wolf's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wolf practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Hoag Hospital Newport BeachAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Wolf practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Hoag Memorial Hospital Presbyterian and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Ronald Frank Wolf is one of 2,926 general surgeons in California

Surgery is Dr. Wolf's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Wolf is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Wolf's licenses on file in 2 states: Oregon and California.

Specialties and state licenses

  • Surgery, OregonPrimaryLicense MD19406 · 1995 to 2025 · taxonomy 208600000X
  • California license2017 to 2026

Clinical focus

Dmand AI lists abdominal adhesion surgery, acute gallbladder or bile duct inflammation, gallbladder removal and gastrointestinal obstruction among the conditions Dr. Wolf treats.

General surgeons near Dr. Wolf

Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Ronald Frank Wolf billed Medicare for 428 services in 2024

CMS data shows 428 Medicare services from Dr. Wolf across 10 procedure codes in 2024, for 191 Medicare patients. Medicare paid $42,220 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024428
Medicare patients191
Paid by Medicare$42,220
Procedure codes10

Dr. Wolf's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1202024: 407239%
Imaging
2023: 02024: 21

Dr. Wolf compared with the California median for general surgeons, 2024

  • Dr. Wolf
  • California median
Medicare services
428vs 1662.6 times
Medicare patients
191vs 12158% above
Part D claims
13vs 3462% below

Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.

Dr. Wolf's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Wolf

Need commercial claims for Dr. Wolf?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Wolf and other general surgeons in California.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Ronald Frank Wolf treated 191 Medicare patients in 2024, average age 76

CMS counts 191 Medicare patients who saw Dr. Wolf in 2024. The largest group is 75 to 84, with 84 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.78, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Wolf's median patient age at 72, with 56% women.

Medicare patients, 2024191
Average age76
Average risk score1.78
Also on Medicaid15%

Dr. Wolf's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Wolf's Medicare patients by sex, 2024

  • Women9952%
  • Men9248%

Chronic conditions among Dr. Wolf's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis48%
  4. Ischemic heart disease37%
  5. Diabetes36%
  6. Cancer35%
  7. Chronic kidney disease31%
  8. Anxiety25%

Share of Medicare patients with each condition. A patient can have several.

Dr. Wolf's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women56%
  • Men43%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Ronald Frank Wolf wrote 33 Medicare Part D claims in 2024

In 2024, Dr. Wolf wrote 33 Medicare Part D claims for 15 patients. 73% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $20,993 in total drug cost. In 2022, CMS named 15 claims across 1 drug.

Part D claims, 202433
Drugs named by CMS1
Total drug cost$20,993
Part D patients15

Dr. Wolf's Part D claims by kind of drug, 2024

  • Generic24 claims73%
  • Brand-name and other9 claims27%

Dr. Wolf's most prescribed drugs by claims, 2023

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2022 to 2023

  • 2022
  • 2023
Claims for drugs CMS names
2022: 152023: 1313%

Drugs named by CMS: 1 in 2023, 1 in 2022.

See all prescribing by Dr. Wolf

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Dr. Ronald Frank Wolf takes part in Medicare

Dr. Wolf accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

For MedTech and pharma teams

Find general surgeons like Dr. Wolf by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Ronald Frank Wolf has 66 publications on record

Dmand AI links 66 papers to Dr. Wolf, published from 2011 to 2023. 2017 was the busiest year, with 4. The most frequent topics are Pancreatic Neoplasms, Liver Neoplasms and Pancreatectomy. Dr. Wolf has published most often in HPB (Oxford). Dr. Wolf's most frequent co-authors are Paul Daniel Hansen, MD, Chet W. Hammill, MD and Zeljka Jutric, MD.

Papers66
Years published2011 to 2023

Dr. Wolf's papers by year, 2012 to 2023

Topics Dr. Wolf writes about most

  • Pancreatic Neoplasms
  • Liver Neoplasms
  • Pancreatectomy
  • Postoperative Complications
  • Breast Neoplasms
  • Catheter Ablation
  • Laparoscopy
  • Pancreaticoduodenectomy

Dr. Wolf's most frequent co-authors

Recent publications by Dr. Wolf

See all 66 publications and co-authors

See who Dr. Wolf researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Wolf works with, so you can find a warm path to the right general surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Ronald Frank Wolf has worked on 3 clinical trials

Dmand AI links Dr. Wolf to 3 clinical trials, 2 of them phase 1 studies. Conditions studied include Adenomatous Polyps, Pancreatic Neoplasms and Rectal Diseases. Providence Health & Services sponsors the most, 2.

Clinical trials with Dr. Wolf by phase

  1. 2Phase 1: 2 trials
  2. NonePhase 2: no trials
  3. 1Phase 3: 1 trial
  4. NonePhase 4: no trials

Conditions in Dr. Wolf's trials

  • Adenomatous Polyps
  • Pancreatic Neoplasms
  • Rectal Diseases
  • Adenoma
  • Colorectal Neoplasms

Investigators on the most trials with Dr. Wolf

Recent clinical trials with Dr. Wolf

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Ronald Frank Wolf received $22,547 in industry payments from 2016 to 2025

CMS Open Payments shows 73 general payments to Dr. Wolf from 22 drug and device companies from 2016 to 2025. Education make up the largest share, 65% of the total. Intuitive Surgical, Inc. paid the most, $19,380.

General payments to Dr. Wolf by program year, 2016 to 2025

General payments to Dr. Wolf by kind, 2016 to 2025

$22.5Kin total
  • Education$14,75065%
  • Travel and lodging$3,99118%
  • Food and beverage$3,80717%

Companies that paid Dr. Wolf the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Wolf

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Ronald Frank Wolf has 12 awards and honors on record

Dmand AI lists 12 awards for Dr. Wolf, most recently Regional Top Doctor in 2014.

Awards and honors for Dr. Wolf

  1. 2014
    • Regional Top Doctor
  2. 2011
    • ACS Fellow
  3. 2010
    • Golden Scalpel Teaching Award
  4. 2008
    • Clinical Faculty Teaching Award
    • Clinical Faculty Teaching Award, Department of Surgery
  5. 1994
    • Outstanding Chief Resident of the Year
See all 12 awards

Source: Dmand AI Professional Profile Data

Dr. Ronald Frank Wolf graduated from OHSU School of Medicine

Dr. Wolf graduated from OHSU School of Medicine in 1987. Dr. Wolf is a member of ACS, AMA, AHPBA, PCSA and SSO.

  1. Medical schoolOHSU School of Medicine
  2. Board certified in surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Ronald Frank Wolf accepts plans from 12 insurance carriers

Dr. Wolf is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Humana
  • LA Care
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • +4 more carriersWith a free account

Plan types Dr. Wolf accepts, by number of carriers

  1. Medicare10
  2. PPO8
  3. HMO5
  4. POS4
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Ronald Frank Wolf's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Ronald Frank Wolf

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Ronald Frank Wolf's NPI number?

Dr. Ronald Frank Wolf's NPI number is 1649369935. It was assigned on October 12, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Ronald Frank Wolf?

Dr. Ronald Frank Wolf is a general surgeon in Newport Beach, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Ronald Frank Wolf practice?

Dr. Wolf practices at One Hoag Drive, Newport Beach, CA 92663. Dr. Wolf also practices at 1 Hoag Dr, Newport Beach, CA 92663. Dr. Wolf's primary practice is Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian. Dmand AI also links Dr. Wolf to 1 medical group.

What is Dr. Ronald Frank Wolf's office phone number?

The practice phone on file for Dr. Wolf is (949) 764-4624.

What is Dr. Ronald Frank Wolf's medical license number?

Dr. Wolf's Oregon license number on file is MD19406, one of the licenses on file in 2 states.

Which states has Dr. Ronald Frank Wolf been licensed in?

Dmand AI has state licenses on file for Dr. Wolf in Oregon (1995 to 2025) and California (2017 to 2026).

Which hospitals is Dr. Ronald Frank Wolf affiliated with?

Dr. Wolf practices at Hoag Hospital Newport Beach in Newport Beach, California.

What medical group is Dr. Ronald Frank Wolf part of?

Dr. Wolf is linked to Hoag Clinic. Dmand AI links Dr. Wolf to 1 more medical group.

Does Dr. Ronald Frank Wolf accept Medicare?

Yes. CMS data shows Dr. Wolf billed Medicare for 428 services in 2024, and Dr. Wolf accepts Medicare assignment.

How many Medicare patients does Dr. Ronald Frank Wolf see?

CMS counts 191 Medicare patients who saw Dr. Wolf in 2024, with an average age of 76.

Show 9 more questionsShow fewer questions

Is Dr. Ronald Frank Wolf board certified?

Yes. Dr. Wolf is board certified in surgery by the American Board of Surgery.

What services does Dr. Ronald Frank Wolf bill to Medicare?

In 2024, Dr. Wolf's most billed Medicare services were office visit, new patient (99205), office visit, established patient (99215) and hospital inpatient care (99231).

Where did Dr. Ronald Frank Wolf go to medical school?

Dr. Wolf graduated from OHSU School of Medicine in 1987.

What drugs does Dr. Ronald Frank Wolf prescribe most?

In 2023 Medicare Part D data, Dr. Wolf's most prescribed drugs by claims were Creon.

Has Dr. Ronald Frank Wolf received payments from drug or device companies?

CMS Open Payments shows $22,547 in general payments to Dr. Wolf from 22 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Ronald Frank Wolf been practicing?

Dr. Wolf graduated from medical school in 1987, 39 years ago.

Does Dr. Ronald Frank Wolf do research?

Dmand AI links 66 publications to Dr. Wolf, published from 2011 to 2023. Dr. Wolf has worked on 3 clinical trials.

Who does Dr. Ronald Frank Wolf publish with?

Dr. Wolf's most frequent co-authors are Paul Daniel Hansen, MD (19 shared papers), Chet W. Hammill, MD (17 shared papers) and Zeljka Jutric, MD (15 shared papers).

What insurance does Dr. Ronald Frank Wolf accept?

Dr. Wolf is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

Selling to surgery practices?

See general surgeons in California by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)