Dr. Robert K. Zeman, MD
- Medicare services, 2024
- 416
- Medicare patients, 2024
- 402
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 900 23rd St NW, Washington, DC 20037
- Practice phone
- Call (202) 716-4605
- 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. Robert K. Zeman is a nuclear radiology physician in Washington, District of Columbia
Dr. Zeman practices at The George Washington University Hospital in Washington, District of Columbia, part of Universal Health Services.
Dr. Zeman's NPI, 1649330713, was assigned on December 11, 2006. Dr. Zeman graduated from Northwestern University Feinberg Medical School in 1976. Dr. Zeman holds District of Columbia license MD 13466.
- NPI
- 1649330713NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658567250
- NPI enumeration date
- December 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (202) 716-4605
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 76
- Medical school graduation
- 1976
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert K. Zeman practices at The George Washington University Hospital in Washington, District of Columbia
Dr. Zeman's primary practice is The George Washington University Hospital, at 900 23rd St NW, Washington, DC 20037 in The District County. The practice phone is (202) 716-4605.
- The George Washington University Hospital900 23rd St NW, Washington, DC 20037 · The District CountyPhone(202) 716-4605
Source: Dmand AI Affiliation Data
Dr. Robert K. Zeman is affiliated with 1 site of care and 1 medical group
Dr. Zeman's primary practice is The George Washington University Hospital in Washington, District of Columbia, part of Universal Health Services. The medical group on file is The GW Medical Faculty Associates.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert K. Zeman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zeman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The George Washington University Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert K. Zeman's specialty is nuclear radiology
Nuclear radiology is Dr. Zeman's primary specialty in the NPI Registry, under taxonomy code 2085N0904X. Dr. Zeman is licensed in District of Columbia.
Specialties and state licenses
- Nuclear radiology, District of ColumbiaPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Robert K. Zeman billed Medicare for 416 services in 2024
CMS data shows 416 Medicare services from Dr. Zeman across 13 procedure codes in 2024, for 402 Medicare patients. Medicare paid $17,932 for them. Every service was in a facility, such as a hospital, rather than an office.
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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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data
Dr. Robert K. Zeman treated 402 Medicare patients in 2024, average age 72
CMS counts 402 Medicare patients who saw Dr. Zeman in 2024. The largest group is 65 to 74, with 158 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 40% are also on Medicaid. Their average risk score is 2.78, 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. Zeman's median patient age at 57, with 57% women.
Dr. Zeman's Medicare patients by age, 2024
Dr. Zeman's Medicare patients by sex, 2024
- Women19950%
- Men20350%
Chronic conditions among Dr. Zeman's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Ischemic heart disease57%
- Diabetes46%
- Chronic kidney disease42%
- Heart failure34%
- COPD30%
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 57
Patient panel by sex, all payers
- Women57%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Robert K. 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. Robert K. Zeman graduated from Northwestern University Feinberg Medical School
Dr. Zeman graduated from Northwestern University Feinberg Medical School in 1976.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert K. 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) |
| 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Robert K. 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. Robert K. Zeman's NPI number?
Dr. Robert K. Zeman's NPI number is 1649330713. It was assigned on December 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert K. Zeman?
Dr. Robert K. Zeman is a nuclear radiology physician in Washington, District of Columbia. The primary specialty in the NPI Registry is Nuclear Radiology Physician (taxonomy code 2085N0904X).
Where does Dr. Robert K. Zeman practice?
Dr. Zeman practices at 900 23rd St NW, Washington, DC 20037. Dr. Zeman's primary practice is The George Washington University Hospital in Washington, District of Columbia, part of Universal Health Services.
What is Dr. Robert K. Zeman's office phone number?
The practice phone on file for Dr. Zeman is (202) 716-4605.
What is Dr. Robert K. Zeman's medical license number?
Dr. Zeman holds District of Columbia license MD 13466.
Which hospitals is Dr. Robert K. Zeman affiliated with?
Dr. Zeman practices at The George Washington University Hospital in Washington, District of Columbia.
What medical group is Dr. Robert K. Zeman part of?
Dr. Zeman is linked to The GW Medical Faculty Associates.
Does Dr. Robert K. Zeman accept Medicare?
Yes. CMS data shows Dr. Zeman billed Medicare for 416 services in 2024, and Dr. Zeman accepts Medicare assignment.
How many Medicare patients does Dr. Robert K. Zeman see?
CMS counts 402 Medicare patients who saw Dr. Zeman in 2024, with an average age of 72.
What services does Dr. Robert K. Zeman bill to Medicare?
In 2024, Dr. Zeman's most billed Medicare services were diagnostic imaging (74018), diagnostic imaging (75574) and diagnostic imaging (75571).
Where did Dr. Robert K. Zeman go to medical school?
Dr. Zeman graduated from Northwestern University Feinberg Medical School in 1976.
How long has Dr. Robert K. Zeman been practicing?
Dr. Zeman graduated from medical school in 1976, 50 years ago.
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