Robert A. Miller, MD
Internal Medicine Physician · Annapolis, MD
Robert A. Miller, MD is an internal medicine physician with a practice address in Annapolis, Maryland, and NPI 1902904725, issued on Sep 20, 2006. Check the license (Maryland D31778, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Robert A. Miller
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D31778 MD
Self-reported in NPPES; status is on the state search - Practice location
- 2003 Medical Parkway, Annapolis, MD 21401
- Phone
- (410) 573-1110
- Enumerated
- Sep 20, 2006
- Record last updated
- Feb 3, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (410) 266-0714
- Medicaid ID
- 100241400 MD
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 2003 Medical Parkway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert A. Miller in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D31778Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average internal medicine physician in 2024
369 Medicare Part D claims for 129 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Atorvastatin Calcium43 claims
- Simvastatin28 claims
- Rosuvastatin Calcium22 claims
- Losartan Potassium18 claims
- Amlodipine Besylate14 claims
- Lisinopril13 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 80.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Robert A. Miller among 3,904 internal medicine physician records in Maryland
Robert A. Miller, 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 fileNo · 63% of these records are
- Record last updated2010 · 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).
100 internal medicine physician records list a practice address in Annapolis
They are 100 of the 3,629 NPPES records with a practice address in Annapolis, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Annapolis → Internal Medicine Physician nationwide →
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Common questions
What is Robert A. Miller, MD's NPI number?
Robert A. Miller, MD's National Provider Identifier (NPI) is 1902904725, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert A. Miller, MD located?
The NPPES record lists a practice address at 2003 Medical Parkway, Annapolis, MD, 21401. Phone: (410) 573-1110. Providers update this record themselves, so call before visiting.
How can I verify Robert A. Miller, MD's license?
NPPES lists Maryland license number D31778, 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 Robert A. Miller, MD prescribe under Medicare Part D?
In 2024, Robert A. Miller, MD had 369 Medicare Part D claims for 129 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Robert A. Miller, MD's MIPS final score?
The 2023 MIPS final score is 80.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.