Robert T. Chow, M.D.
Internal Medicine Physician · Baltimore, MD
Robert T. Chow, M.D. is an internal medicine physician with a practice address in Baltimore, Maryland, and NPI 1447200902, issued on May 12, 2006. Check the license (Maryland D34851, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Robert T. Chow
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D34851 MD
Self-reported in NPPES; status is on the state search - Practice location
- 827 Linden Ave, Baltimore, MD 21201
- Phone
- (410) 225-8000
- Enumerated
- May 12, 2006
- Record last updated
- Dec 1, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicaid ID
- 440641900 MD
- Medicare enrollment
- Enrolled (PECOS I20070228000490); accepts Medicare assignment
- Medical or professional school
- Perelman School Of Med At The University Of Pennsylvania, 1984
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 827 Linden Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert T. Chow in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D34851Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,905 Medicare Part D claims for 124 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 75 claims were for opioids.
Most prescribed
- Amlodipine Besylate117 claims
- Atorvastatin Calcium91 claims
- Pravastatin Sodium62 claims
- Hydrochlorothiazide59 claims
- Famotidine49 claims
- Oxycodone Hcl47 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.
Industry payments in 2024: $537.66
6 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Maryland General Clinical Practice Group, Inc.Baltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert T. Chow among 3,904 internal medicine physician records in Maryland
Robert T. Chow, M.D. 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
- Graduated1984 · median 2003 among the 2,445 with a school on file
- Record last updated2014 · 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).
1,278 internal medicine physician records list a practice address in Baltimore
They are 1,278 of the 35,183 NPPES records with a practice address in Baltimore, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Baltimore → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Azra Ahmed, M.D.Baltimore, MD 212011326014788
- Clifford Amend, M.D.Baltimore, MD 212011245235068
- Kirk Chan-Tack, M.D.Baltimore, MD 212011326004268
- Kenneth Geh, MDBaltimore, MD 212011396718755
- Sungyon Jang, M.D.Baltimore, MD 212011477519304
- Marcia Kane, MDBaltimore, MD 212011770564254
- Mien-Door KiouneBaltimore, MD 212011104892207
- Frederick Kotler, M.D.Baltimore, MD 212011356304216
Common questions
What is Robert T. Chow, M.D.'s NPI number?
Robert T. Chow, M.D.'s National Provider Identifier (NPI) is 1447200902, issued on May 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert T. Chow, M.D. located?
The NPPES record lists a practice address at 827 Linden Ave, Baltimore, MD, 21201. Phone: (410) 225-8000. Providers update this record themselves, so call before visiting.
How can I verify Robert T. Chow, M.D.'s license?
NPPES lists Maryland license number D34851, 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 T. Chow, M.D. prescribe under Medicare Part D?
In 2024, Robert T. Chow, M.D. had 1,905 Medicare Part D claims for 124 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.