Primary sarcoma of the liver: A nationwide analysis of a rare mesenchymal tumor (opens in a new tab)
J Surg Oncol
Primary practice
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.
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.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
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.
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
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.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
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.
| Site | EHR vendor and product |
|---|---|
| Hoag Hospital Newport Beach | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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.
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.
Dmand AI lists abdominal adhesion surgery, acute gallbladder or bile duct inflammation, gallbladder removal and gastrointestinal obstruction among the conditions Dr. Wolf treats.
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
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.
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
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.
CMS leaves out age groups with fewer than 11 patients.
Share of Medicare patients with each condition. A patient can have several.
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Median age 72
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
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.
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drugs named by CMS: 1 in 2023, 1 in 2022.
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
Dr. Wolf accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
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)
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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.
Topics Dr. Wolf writes about most
J Surg Oncol
Surg Infect (Larchmt)
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.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
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.
Conditions in Dr. Wolf's trials
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
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.
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dmand AI lists 12 awards for Dr. Wolf, most recently Regional Top Doctor in 2014.
Source: Dmand AI Professional Profile Data
Dr. Wolf graduated from OHSU School of Medicine in 1987. Dr. Wolf is a member of ACS, AMA, AHPBA, PCSA and SSO.
Source: Dmand AI Professional Profile Data
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.
Source: Dmand AI Insurance Network Data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors 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-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
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Dr. Ronald Frank Wolf's NPI number is 1649369935. It was assigned on October 12, 2006, and it is active in the NPI Registry.
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).
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.
The practice phone on file for Dr. Wolf is (949) 764-4624.
Dr. Wolf's Oregon license number on file is MD19406, one of the licenses on file in 2 states.
Dmand AI has state licenses on file for Dr. Wolf in Oregon (1995 to 2025) and California (2017 to 2026).
Dr. Wolf practices at Hoag Hospital Newport Beach in Newport Beach, California.
Dr. Wolf is linked to Hoag Clinic. Dmand AI links Dr. Wolf to 1 more medical group.
Yes. CMS data shows Dr. Wolf billed Medicare for 428 services in 2024, and Dr. Wolf accepts Medicare assignment.
CMS counts 191 Medicare patients who saw Dr. Wolf in 2024, with an average age of 76.
Yes. Dr. Wolf is board certified in surgery by the American Board of Surgery.
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).
Dr. Wolf graduated from OHSU School of Medicine in 1987.
In 2023 Medicare Part D data, Dr. Wolf's most prescribed drugs by claims were Creon.
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.
Dr. Wolf graduated from medical school in 1987, 39 years ago.
Dmand AI links 66 publications to Dr. Wolf, published from 2011 to 2023. Dr. Wolf has worked on 3 clinical trials.
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).
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.
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