Eugene C. Groeger
- Medicare services, 2024
- 663
- Medicare patients, 2024
- 388
- Part D claims, 2024
- 45
- MIPS score, 2024
- 100
- Hospital affiliations
- 2
- Practice address
- 521 Parnassus Ave, San Francisco, CA 94131
- Practice phone
- Call (415) 379-2900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UCSF Medical Group Business Services
San Francisco, California
Find Eugene Groeger'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.
Eugene C. Groeger is a general surgeon in San Francisco, California
Eugene Groeger practices at UCSF Medical Group Business Services in San Francisco, California.
Eugene Groeger's NPI, 1124008974, was assigned on January 18, 2006. Eugene Groeger graduated from Creighton University School of Medicine - Omaha in 1974. Eugene Groeger holds California license G31287.
- NPI
- 1124008974NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951482728
- NPI enumeration date
- January 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (415) 379-2900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 78
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Eugene C. Groeger practices at UCSF Medical Group Business Services in San Francisco, California
Eugene Groeger's primary practice is UCSF Medical Group Business Services, at 521 Parnassus Ave, San Francisco, CA 94131 in San Francisco County. The practice phone is (415) 379-2900.
- UCSF Medical Group Business Services521 Parnassus Ave, San Francisco, CA 94131 · San Francisco CountyPhone(415) 379-2900
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Eugene C. Groeger is affiliated with 7 sites of care and 3 medical groups
Eugene Groeger's primary practice is UCSF Medical Group Business Services in San Francisco, California. Eugene Groeger is also affiliated with UCSF Helen Diller Medical Center at Parnassus Heights. The medical group on file is UCSF Pediatrics. Dmand AI also links Eugene Groeger to 1 more hospital, 3 group practices and clinics, 2 medical groups and 1 physician office, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Eugene C. Groeger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Eugene Groeger practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSF Medical Group Business Services | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Eugene C. Groeger is one of 2,926 general surgeons in California
Surgery is Eugene Groeger's primary specialty in the NPI Registry, under taxonomy code 208600000X. Eugene Groeger is board certified in surgery by the American Board of Surgery. Dmand AI has Eugene Groeger's licenses on file in 3 states: California, Colorado and Iowa.
Specialties and state licenses
- Surgery, CaliforniaPrimary
- Colorado license
- Iowa license
Clinical focus
Dmand AI lists appendectomy, blood vessel access for dialysis, carotid revascularization, colon removal, gallbladder removal, groin hernia surgery, leg revascularization and removal of damaged skin or skin graft among the conditions Eugene Groeger treats.
General surgeons near Eugene Groeger
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
Eugene C. Groeger billed Medicare for 663 services in 2024
CMS data shows 663 Medicare services from Eugene Groeger across 12 procedure codes in 2024, for 388 Medicare patients. Medicare paid $40,482 for them.
Eugene Groeger's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4112024: 3769%
- Tests and treatments
- 2023: 3722024: 28723%
Where Eugene Groeger's Medicare services took place, 2024
- In an office24938%
- In a facility41462%
Eugene Groeger compared with the California median for general surgeons, 2024
- Eugene Groeger
- California median
- Medicare services
- 663vs 1664.0 times
- Medicare patients
- 388vs 1213.2 times
- Part D claims
- 29vs 3415% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Eugene Groeger'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.
Need commercial claims for Eugene Groeger?
Medicare shows one payer. Book a meeting to get commercial claims data for Eugene Groeger and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Eugene C. Groeger treated 388 Medicare patients in 2024, average age 78
CMS counts 388 Medicare patients who saw Eugene Groeger in 2024. The largest group is 75 to 84, with 137 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 43% are also on Medicaid. Their average risk score is 2.48, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Eugene Groeger's median patient age at 75, with 45% women.
Eugene Groeger's Medicare patients by age, 2024
Eugene Groeger's Medicare patients by sex, 2024
- Women19751%
- Men19149%
Chronic conditions among Eugene Groeger's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Diabetes46%
- Chronic kidney disease42%
- Heart failure36%
- Ischemic heart disease36%
- Atrial fibrillation33%
Share of Medicare patients with each condition. A patient can have several.
Eugene Groeger's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women45%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Eugene C. Groeger wrote 45 Medicare Part D claims in 2024
In 2024, Eugene Groeger wrote 45 Medicare Part D claims for 27 patients. 96% of them were for generic drugs. CMS names the drug for 29 of them, across 2 drugs with 11 or more claims each, at $627 in total drug cost. In 2022, CMS named 21 claims across 1 drug.
Eugene Groeger's Part D claims by kind of drug, 2024
- Generic43 claims96%
- Brand-name and other2 claims4%
Eugene Groeger'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.
Drug classes CMS tracks in Eugene Groeger's Part D claims, 2024
- Opioids24%11 of 45 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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 212023: 2938%
Drugs named by CMS: 2 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
Eugene C. Groeger scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Eugene Groeger for performance year 2024, reported through an alternative payment model (APM). Eugene Groeger accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 20 procedures of removal of tissue by Eugene Groeger, more than 69% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Eugene Groeger's MIPS scores, performance year 2024
- 100of 100Final score
- 86.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Eugene Groeger ranks in Medicare procedure volume
- Removal of tissue
- 69th percentile20 procedures
- Removal of skin lesions
- 62nd percentile15 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Spinal fusion: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
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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Eugene C. Groeger received $1,890 in industry payments from 2016 to 2025
CMS Open Payments shows 19 general payments to Eugene Groeger from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 62% of the total. Davol Inc. paid the most, $1,139.
General payments to Eugene Groeger by program year, 2016 to 2025
General payments to Eugene Groeger by kind, 2016 to 2025
- Food and beverage$1,16662%
- Travel and lodging$72438%
Companies that paid Eugene Groeger the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Eugene C. Groeger has 2 awards and honors on record
Dmand AI lists 2 awards for Eugene Groeger, most recently CMS Stage 1 2012 in 2012.
Awards and honors for Eugene Groeger
- 2012
- CMS Stage 1 2012
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Eugene C. Groeger graduated from Creighton University School of Medicine - Omaha
Eugene Groeger graduated from Creighton University School of Medicine - Omaha in 1974. Eugene Groeger is a member of ACS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Eugene C. Groeger accepts plans from 7 insurance carriers
Eugene Groeger is in network with 7 carriers, including Aetna, Elevance and United Healthcare. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Regence Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- Molina
Plan types Eugene Groeger accepts, by number of carriers
- Medicare6
- PPO4
- EPO3
- HMO3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Eugene C. Groeger's profile 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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (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
FAQ
Frequently asked questions about Eugene C. Groeger
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Eugene C. Groeger's NPI number?
Eugene C. Groeger's NPI number is 1124008974. It was assigned on January 18, 2006, and it is active in the NPI Registry.
What does Eugene C. Groeger specialize in?
Eugene C. Groeger is a general surgeon in San Francisco, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Eugene C. Groeger practice?
Eugene Groeger practices at 521 Parnassus Ave, San Francisco, CA 94131. Eugene Groeger's primary practice is UCSF Medical Group Business Services in San Francisco, California. Dmand AI also links Eugene Groeger to 1 hospital, 3 group practices and clinics, 2 medical groups and 1 physician office.
What is Eugene C. Groeger's office phone number?
The practice phone on file for Eugene Groeger is (415) 379-2900.
What is Eugene C. Groeger's medical license number?
Eugene Groeger holds California license G31287, one of the licenses on file in 3 states.
Which states has Eugene C. Groeger been licensed in?
Dmand AI has state licenses on file for Eugene Groeger in California (1975 to 2027), Colorado (1979 to 2025) and Iowa (1979 to 2001).
Which hospitals is Eugene C. Groeger affiliated with?
Eugene Groeger is affiliated with UCSF Helen Diller Medical Center at Parnassus Heights. Dmand AI links Eugene Groeger to 1 more hospital.
What medical group is Eugene C. Groeger part of?
Eugene Groeger is linked to UCSF Pediatrics. Dmand AI links Eugene Groeger to 2 more medical groups.
Does Eugene C. Groeger accept Medicare?
Yes. CMS data shows Eugene Groeger billed Medicare for 663 services in 2024, and Eugene Groeger accepts Medicare assignment.
What is Eugene C. Groeger's MIPS score?
Eugene Groeger's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
Show 8 more questionsShow fewer questions
How many Medicare patients does Eugene C. Groeger see?
CMS counts 388 Medicare patients who saw Eugene Groeger in 2024, with an average age of 78.
Is Eugene C. Groeger board certified?
Yes. Eugene Groeger is board certified in surgery by the American Board of Surgery.
What services does Eugene C. Groeger bill to Medicare?
In 2024, Eugene Groeger's most billed Medicare services were office visit, established patient (99213), blood vessel study (93970) and blood vessel study (93971).
Where did Eugene C. Groeger go to medical school?
Eugene Groeger graduated from Creighton University School of Medicine - Omaha in 1974.
What drugs does Eugene C. Groeger prescribe most?
In 2023 Medicare Part D data, Eugene Groeger's most prescribed drugs by claims were Cephalexin and Hydrocodone-Acetaminophen.
Has Eugene C. Groeger received payments from drug or device companies?
CMS Open Payments shows $1,890 in general payments to Eugene Groeger from 10 companies from 2016 to 2025. The largest total came from Davol Inc.
How long has Eugene C. Groeger been practicing?
Eugene Groeger graduated from medical school in 1974, 52 years ago.
What insurance does Eugene C. Groeger accept?
Eugene Groeger is in network with 7 carriers, including Aetna, Elevance and United Healthcare. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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