Dr. Roger C. Zeman, MD
- Medicare services, 2024
- 86
- Medicare patients, 2024
- 207
- Hospital affiliations
- 1
- Industry payments
- $480
- Medical group
- 1
- Practice address
- 9888 Genesee Avenue, La Jolla, CA 92037
- Practice phone
- Call (858) 626-4123
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Zeman'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. Roger C. Zeman is an anesthesiologist in La Jolla, California
Dr. Zeman practices at Scripps Memorial Hospital La Jolla in La Jolla, California, part of Scripps Health.
Dr. Zeman's NPI, 1760498976, was assigned on July 31, 2006. Dr. Zeman graduated from Keck School of Medicine of USC in 1987. Dr. Zeman holds California license G64528.
- NPI
- 1760498976NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012062839
- NPI enumeration date
- July 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (858) 626-4123
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- 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. Roger C. Zeman practices at Scripps Memorial Hospital La Jolla in La Jolla, California
Dr. Zeman's primary practice is Scripps Memorial Hospital La Jolla, at 9888 Genesee Avenue, La Jolla, CA 92037 in San Diego County. The practice phone is (858) 626-4123.
- Scripps Memorial Hospital La Jolla9888 Genesee Avenue, La Jolla, CA 92037 · San Diego CountyPhone(858) 626-4123
Source: Dmand AI Affiliation Data
Dr. Roger C. Zeman is affiliated with 2 sites of care and 1 medical group
Dr. Zeman's primary practice is Scripps Memorial Hospital La Jolla in La Jolla, California, part of Scripps Health. The medical group on file is Anesthesia Service Medical Group (ASMG). Dmand AI also links Dr. Zeman to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Roger C. Zeman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zeman practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Scripps Memorial Hospital La Jolla | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Roger C. Zeman is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Zeman's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Zeman is board certified in anesthesiology by the American Board of Anesthesiology. Dr. Zeman is licensed in California.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
Anesthesiologists near Dr. Zeman
Counts of anesthesiologists 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. Roger C. Zeman billed Medicare for 86 services in 2024
CMS data shows 86 Medicare services from Dr. Zeman across 5 procedure codes in 2024, for 207 Medicare patients. Medicare paid $15,255 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Zeman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 332024: 86161%
Dr. Zeman compared with the California median for anesthesiologists, 2024
- Dr. Zeman
- California median
- Medicare services
- 86vs 7219% above
- Medicare patients
- 207vs 14345% above
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Zeman'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zeman and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Roger C. Zeman treated 207 Medicare patients in 2024, average age 75
CMS counts 207 Medicare patients who saw Dr. Zeman in 2024. The largest group is 65 to 74, with 89 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.48, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Zeman's median patient age at 51, with 73% women.
Dr. Zeman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Zeman's Medicare patients by sex, 2024
- Women10551%
- Men10249%
Chronic conditions among Dr. Zeman's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Arthritis51%
- Ischemic heart disease37%
- Atrial fibrillation35%
- Chronic kidney disease35%
- Heart failure28%
- Diabetes25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zeman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women73%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Roger C. Zeman takes part in Medicare
Dr. Zeman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Roger C. Zeman received $480 in industry payments from 2016 to 2025
CMS Open Payments shows 20 general payments to Dr. Zeman from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $118.
General payments to Dr. Zeman by program year, 2016 to 2025
Companies that paid Dr. Zeman the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Roger C. Zeman graduated from Keck School of Medicine of USC
Dr. Zeman graduated from Keck School of Medicine of USC in 1987.
- Medical school
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Dr. Roger C. Zeman accepts plans from 7 insurance carriers
Dr. Zeman is in network with 7 carriers, including Excellus BlueCross BlueShield, United Healthcare and Aspirus Health Plan. PPO plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
- United Healthcare
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- Elevance
- HCSC
Plan types Dr. Zeman accepts, by number of carriers
- PPO4
- Medicare3
- EPO2
- HMO2
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Roger C. Zeman'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 | Dmand AI Affiliation 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Dr. Roger C. Zeman
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. Roger C. Zeman's NPI number?
Dr. Roger C. Zeman's NPI number is 1760498976. It was assigned on July 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Roger C. Zeman?
Dr. Roger C. Zeman is an anesthesiologist in La Jolla, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Roger C. Zeman practice?
Dr. Zeman practices at 9888 Genesee Avenue, La Jolla, CA 92037. Dr. Zeman's primary practice is Scripps Memorial Hospital La Jolla in La Jolla, California, part of Scripps Health. Dmand AI also links Dr. Zeman to 1 group practice or clinic.
What is Dr. Roger C. Zeman's office phone number?
The practice phone on file for Dr. Zeman is (858) 626-4123.
What is Dr. Roger C. Zeman's medical license number?
Dr. Zeman holds California license G64528.
Which hospitals is Dr. Roger C. Zeman affiliated with?
Dr. Zeman practices at Scripps Memorial Hospital La Jolla in La Jolla, California.
What medical group is Dr. Roger C. Zeman part of?
Dr. Zeman is linked to Anesthesia Service Medical Group (ASMG).
Does Dr. Roger C. Zeman accept Medicare?
Yes. CMS data shows Dr. Zeman billed Medicare for 86 services in 2024, and Dr. Zeman accepts Medicare assignment.
How many Medicare patients does Dr. Roger C. Zeman see?
CMS counts 207 Medicare patients who saw Dr. Zeman in 2024, with an average age of 75.
Is Dr. Roger C. Zeman board certified?
Yes. Dr. Zeman is board certified in anesthesiology by the American Board of Anesthesiology.
Show 5 more questionsShow fewer questions
What services does Dr. Roger C. Zeman bill to Medicare?
In 2024, Dr. Zeman's most billed Medicare services were anesthesia (00731), anesthesia (00537) and anesthesia (00145).
Where did Dr. Roger C. Zeman go to medical school?
Dr. Zeman graduated from Keck School of Medicine of USC in 1987.
Has Dr. Roger C. Zeman received payments from drug or device companies?
CMS Open Payments shows $480 in general payments to Dr. Zeman from 10 companies from 2016 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Roger C. Zeman been practicing?
Dr. Zeman graduated from medical school in 1987, 39 years ago.
What insurance does Dr. Roger C. Zeman accept?
Dr. Zeman is in network with 7 carriers, including Excellus BlueCross BlueShield, United Healthcare and Aspirus Health Plan. PPO plans come from the most carriers, 4. Check the plan with the practice before a visit.
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