Carolyn Agnes Hammett, MD
Internal Medicine Physician · Hyattsville, MD
Carolyn Agnes Hammett, MD is an internal medicine physician with a practice address in Hyattsville, Maryland, and NPI 1154331908, issued on Aug 8, 2006. Check the license (Maryland D0039966, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Carolyn Agnes Hammett
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D0039966 MD
Self-reported in NPPES; status is on the state search - Practice location
- 1835 University Blvd E, Hyattsville, MD 20783
- Phone
- (301) 431-4030
- Enumerated
- Aug 8, 2006
- Record last updated
- Jun 12, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (301) 431-4826
- Medicaid ID
- 019941900 MD
- Medicare enrollment
- Enrolled (PECOS I20100907000344); accepts Medicare assignment
- Medical or professional school
- University Of Maryland School Of Medicine, 1988
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 1835 University Blvd E
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Carolyn Agnes Hammett in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0039966Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% more Medicare Part D claims than the average internal medicine physician in 2024
4,626 Medicare Part D claims for 563 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 24 claims were for opioids.
Most prescribed
- Atorvastatin Calcium340 claims
- Amlodipine Besylate317 claims
- Lisinopril217 claims
- Rosuvastatin Calcium172 claims
- Losartan Potassium169 claims
- Levothyroxine Sodium163 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Medstar Medical Group II LLCWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carolyn Agnes Hammett among 3,904 internal medicine physician records in Maryland
Carolyn Agnes Hammett, MD is one of 3,904 internal medicine physician records with a practice address in Maryland. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 55% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1988 · median 2003 among the 2,445 with a school on file
- Record last updated2008 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 internal medicine physician records list a practice address in Hyattsville
They are 16 of the 2,196 NPPES records with a practice address in Hyattsville, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Hyattsville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Babak Amirshahi Shirazi, M.D.Hyattsville, MD 207831255649695
- Jeffrey Swett, D.O.Adelphi, MD 207831831250562
- Meher Alam, MDLandover Hills, MD 207841497374193
- Teresa Allen, MDHyattsville, MD 207821407911712
- Neelam Ashai, M.D.Landover Hills, MD 207841659326429
- Manash Das, M.D.Landover Hills, MD 207841942467071
- Charles Dillon, M.D.Hyattsville, MD 207821881743292
- Paul Loeser, MDHyattsville, MD 207821902301583
Common questions
What is Carolyn Agnes Hammett, MD's NPI number?
Carolyn Agnes Hammett, MD's National Provider Identifier (NPI) is 1154331908, issued on Aug 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Carolyn Agnes Hammett, MD located?
The NPPES record lists a practice address at 1835 University Blvd E, Hyattsville, MD, 20783. Phone: (301) 431-4030. Providers update this record themselves, so call before visiting.
How can I verify Carolyn Agnes Hammett, MD's license?
NPPES lists Maryland license number D0039966, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Carolyn Agnes Hammett, MD prescribe under Medicare Part D?
In 2024, Carolyn Agnes Hammett, MD had 4,626 Medicare Part D claims for 563 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.