Dr. Gregg C. Wolff, MD

  • Rancho Mirage, CA
  • Hospitalist
NPI1861461352PAC ID7911974498
Medicare services, 2024
803
Medicare patients, 2024
363
Part D claims, 2024
318
MIPS score, 2024
88
Hospital affiliations
1
Practice address
39-000 Bob Hope Drive, Rancho Mirage, CA 92270
Practice phone
Call (760) 340-3911
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Eisenhower Health

Hospital · Rancho Mirage, California

See all 5 affiliations

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Dr. Gregg C. Wolff is a hospitalist in Rancho Mirage, California

Dr. Wolff practices at Eisenhower Health in Rancho Mirage, California, part of Eisenhower Medical Center.

Dr. Wolff's NPI, 1861461352, was assigned on March 16, 2006. Dr. Wolff graduated from Renaissance School of Medicine at Stony Brook University in 1994. Dr. Wolff holds California license C52658.

NPI and contact details
Medicare PAC ID
7911974498
NPI enumeration date
March 16, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(760) 340-3911
Professional email
Get email
Personal email
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Mobile number
Get number
Sex
Male
Estimated age
58
Medical school graduation
1994

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

Dr. Gregg C. Wolff practices at 2 locations in Rancho Mirage, California

Dr. Wolff's primary practice is Eisenhower Health, at 39-000 Bob Hope Drive, Rancho Mirage, CA 92270 in Riverside County. The practice phone is (760) 340-3911. Dr. Wolff also practices at Eisenhower Medical Center, 39000 Bob Hope Dr, Rancho Mirage, CA 92270.

  • Eisenhower HealthPrimary
    39-000 Bob Hope Drive, Rancho Mirage, CA 92270 · Riverside CountyPhone(760) 340-3911
  • Eisenhower Medical Center
    39000 Bob Hope Dr, Rancho Mirage, CA 92270 · Riverside CountyPhone(760) 969-7770

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

Dr. Gregg C. Wolff is affiliated with 4 sites of care and 1 medical group

Dr. Wolff's primary practice is Eisenhower Health in Rancho Mirage, California, part of Eisenhower Medical Center. The medical group on file is Eisenhower Health. Dmand AI also links Dr. Wolff to 1 more breast imaging center, 1 clinical lab and 1 dialysis center, each named with a free account. Dr. Wolff's employer is on file too: a hospital.

See all 5 affiliations for Dr. Wolff

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

Dmand AI tracks the EHR system at Dr. Gregg C. Wolff's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wolff practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Eisenhower HealthAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Gregg C. Wolff is one of 3,186 hospitalists in California

Hospitalist is Dr. Wolff's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Wolff is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Wolff's licenses on file in 3 states: California, Massachusetts and Vermont.

Specialties and state licenses

  • Hospitalist, CaliforniaPrimaryLicense C52658 · 2007 to 2026 · taxonomy 208M00000X
  • Massachusetts license1997 to 2010
  • Vermont license1996

Clinical focus

Dmand AI lists acute diabetes, acute respiratory failure, anemia, cardiac arrhythmia, cellulitis, circulation problems, collapsed lung and congestive heart failure among the conditions Dr. Wolff treats.

Hospitalists near Dr. Wolff

Counts of hospitalists 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. Gregg C. Wolff billed Medicare for 803 services in 2024

CMS data shows 803 Medicare services from Dr. Wolff across 4 procedure codes in 2024, for 363 Medicare patients. Medicare paid $72,101 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024803
Medicare patients363
Paid by Medicare$72,101
Procedure codes4

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

  • 2023
  • 2024
Office and hospital visits
2023: 1,0142024: 80321%

Dr. Wolff compared with the California median for hospitalists, 2024

  • Dr. Wolff
  • California median
Medicare services
803vs 43087% above
Medicare patients
363vs 20181% above
Part D claims
81vs 6917% above

Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.

Dr. Wolff'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. Wolff

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

Dr. Gregg C. Wolff treated 363 Medicare patients in 2024, average age 79

CMS counts 363 Medicare patients who saw Dr. Wolff in 2024. The largest group is 75 to 84, with 143 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 2.53, 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. Wolff's median patient age at 71, with 34% women.

Medicare patients, 2024363
Average age79
Average risk score2.53
Also on Medicaid20%

Dr. Wolff's Medicare patients by age, 2024

Dr. Wolff's Medicare patients by sex, 2024

  • Women17147%
  • Men19253%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis64%
  4. Chronic kidney disease56%
  5. Ischemic heart disease50%
  6. Heart failure44%
  7. Diabetes43%
  8. Mood disorders42%

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

Dr. Wolff's patients across all payers

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

Patient panel by age, all payers

Median age 71

Patient panel by sex, all payers

  • Women34%
  • Men65%

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

Dr. Gregg C. Wolff wrote 318 Medicare Part D claims in 2024

In 2024, Dr. Wolff wrote 318 Medicare Part D claims for 163 patients. 87% of them were for generic drugs. CMS names the drug for 81 of them, across 5 drugs with 11 or more claims each, at $965 in total drug cost. In 2023, CMS named 89 claims across 5 drugs.

Part D claims, 2024318
Drugs named by CMS5
Total drug cost$965
Part D patients163

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

  • Generic276 claims87%
  • Brand-name42 claims13%

Dr. Wolff's most prescribed drugs by claims, 2024

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

Drug classes CMS tracks in Dr. Wolff's Part D claims, 2024

  • Opioids8%24 of 318 claims
  • Antibiotics25%80 of 318 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 892024: 819%

Drugs named by CMS: 5 in 2024, 5 in 2023.

See all prescribing by Dr. Wolff

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. Gregg C. Wolff scored 88 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Wolff for performance year 2024, reported as part of a group. Dr. Wolff accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 12 procedures of removal of skin lesions by Dr. Wolff, more than 59% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Wolff's MIPS scores, performance year 2024

  • 88of 100Final score
  • 85.4of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Wolff ranks in Medicare procedure volume

Removal of skin lesions
59th percentile12 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Gregg C. Wolff received $416 in industry payments from 2016 to 2025

CMS Open Payments shows 17 general payments to Dr. Wolff from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. ViiV Healthcare Company paid the most, $123.

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

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

Share is of all general payments to this clinician.

See all payments to Dr. Wolff

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

Dr. Gregg C. Wolff has 1 award and honors on record

Dmand AI lists 1 award for Dr. Wolff, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Wolff

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Gregg C. Wolff graduated from Renaissance School of Medicine at Stony Brook University

Dr. Wolff graduated from Renaissance School of Medicine at Stony Brook University in 1994.

  1. Medical schoolRenaissance School of Medicine at Stony Brook University
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Gregg C. Wolff accepts plans from 6 insurance carriers

Dr. Wolff is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • CMS Medicare

Plan types Dr. Wolff accepts, by number of carriers

  1. Medicare6
  2. PPO5
  3. HMO2
  4. POS2
  5. EPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Gregg C. Wolff'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (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. Gregg C. Wolff

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. Gregg C. Wolff's NPI number?

Dr. Gregg C. Wolff's NPI number is 1861461352. It was assigned on March 16, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Gregg C. Wolff?

Dr. Gregg C. Wolff is a hospitalist in Rancho Mirage, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).

Where does Dr. Gregg C. Wolff practice?

Dr. Wolff practices at 39-000 Bob Hope Drive, Rancho Mirage, CA 92270. Dr. Wolff also practices at 39000 Bob Hope Dr, Rancho Mirage, CA 92270. Dr. Wolff's primary practice is Eisenhower Health in Rancho Mirage, California, part of Eisenhower Medical Center. Dmand AI also links Dr. Wolff to 1 breast imaging center, 1 clinical lab and 1 dialysis center.

What is Dr. Gregg C. Wolff's office phone number?

The practice phone on file for Dr. Wolff is (760) 340-3911.

What is Dr. Gregg C. Wolff's medical license number?

Dr. Wolff holds California license C52658, one of the licenses on file in 3 states.

Which states has Dr. Gregg C. Wolff been licensed in?

Dmand AI has state licenses on file for Dr. Wolff in California (2007 to 2026), Massachusetts (1997 to 2010) and Vermont (1996).

Which hospitals is Dr. Gregg C. Wolff affiliated with?

Dr. Wolff practices at Eisenhower Health in Rancho Mirage, California.

What medical group is Dr. Gregg C. Wolff part of?

Dr. Wolff is linked to Eisenhower Health.

Does Dr. Gregg C. Wolff accept Medicare?

Yes. CMS data shows Dr. Wolff billed Medicare for 803 services in 2024, and Dr. Wolff accepts Medicare assignment.

What is Dr. Gregg C. Wolff's MIPS score?

Dr. Wolff's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Gregg C. Wolff see?

CMS counts 363 Medicare patients who saw Dr. Wolff in 2024, with an average age of 79.

Is Dr. Gregg C. Wolff board certified?

Yes. Dr. Wolff is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Gregg C. Wolff bill to Medicare?

In 2024, Dr. Wolff's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99232).

Where did Dr. Gregg C. Wolff go to medical school?

Dr. Wolff graduated from Renaissance School of Medicine at Stony Brook University in 1994.

What drugs does Dr. Gregg C. Wolff prescribe most?

In 2024 Medicare Part D data, Dr. Wolff's most prescribed drugs by claims were Cefpodoxime Proxetil, Amlodipine Besylate and Levofloxacin.

Has Dr. Gregg C. Wolff received payments from drug or device companies?

CMS Open Payments shows $416 in general payments to Dr. Wolff from 9 companies from 2016 to 2025. The largest total came from ViiV Healthcare Company.

How long has Dr. Gregg C. Wolff been practicing?

Dr. Wolff graduated from medical school in 1994, 32 years ago.

What insurance does Dr. Gregg C. Wolff accept?

Dr. Wolff is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

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