Rong Zhang, M.D.
Internal Medicine Physician · Baltimore, MD
Rong Zhang, M.D. is an internal medicine physician with a practice address in Baltimore, Maryland, and NPI 1669421855, issued on May 8, 2006. Check the license (Maryland D0055059, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Rong Zhang
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D0055059 MD
Self-reported in NPPES; status is on the state search - Practice location
- 3333 N Calvert St Ste 660, Baltimore, MD 21218
- Phone
- (410) 261-8558
- Enumerated
- May 8, 2006
- Record last updated
- Oct 11, 2025
- Fax
- (410) 261-8744
- Medicare enrollment
- Enrolled (PECOS I20040922000485); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Verify Rong Zhang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0055059Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
18% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,618 Medicare Part D claims for 182 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 117 claims were for opioids.
Most prescribed
- Amlodipine Besylate194 claims
- Lisinopril185 claims
- Metoprolol Succinate141 claims
- Metoprolol Tartrate137 claims
- Tamsulosin Hcl125 claims
- Pravastatin Sodium108 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 MIPS final score for 2023 (Medicare payment program): 26.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Rong Zhang among 3,904 internal medicine physician records in Maryland
Rong Zhang, 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
- Graduated1982 · median 2003 among the 2,445 with a school on file
- Record last updated2025 · 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
- Stuart Bell, M.D.Baltimore, MD 212181740243682
- Stephanie Detterline, MDBaltimore, MD 212181104890367
- Patricia Disharoon, MDBaltimore, MD 212181730175886
- Veronica Epstein, M.D.Baltimore, MD 212181962465195
- Miguel Karacuschansky, M.D.Baltimore, MD 212181467560383
- Theresa Lorch, M.D.Baltimore, MD 212181104888122
- James Phong Luong, M.D.Baltimore, MD 212181104938521
- Hassan Nasser, M.D.Baltimore, MD 212181912961665
Common questions
What is Rong Zhang, M.D.'s NPI number?
Rong Zhang, M.D.'s National Provider Identifier (NPI) is 1669421855, issued on May 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rong Zhang, M.D. located?
The NPPES record lists a practice address at 3333 N Calvert St Ste 660, Baltimore, MD, 21218. Phone: (410) 261-8558. Providers update this record themselves, so call before visiting.
How can I verify Rong Zhang, M.D.'s license?
NPPES lists Maryland license number D0055059, 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 Rong Zhang, M.D. prescribe under Medicare Part D?
In 2024, Rong Zhang, M.D. had 2,618 Medicare Part D claims for 182 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Rong Zhang, M.D.'s MIPS final score?
The 2023 MIPS final score is 26.5 of 100. 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.