Byron N. Baldwin, PAC
Internal Medicine Physician · Baltimore, MD
Byron N. Baldwin, PAC is an internal medicine physician with a practice address in Baltimore, Maryland, and NPI 1023013323, issued on Jun 15, 2005. Check the license (Maryland C000414, as entered in NPPES) on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Byron N. Baldwin
- Credential
- PAC
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- C000414 MD
Self-reported in NPPES; status is on the state search - Practice location
- 3509 Eastern Ave, Baltimore, MD 21224
- Phone
- (410) 558-4900
- Enumerated
- Jun 15, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (410) 522-1475
- Entity
- Type 1 · individual
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Verify Byron N. Baldwin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license C000414Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Byron N. Baldwin among 3,904 internal medicine physician records in Maryland
Byron N. Baldwin, PAC 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 not. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileNo · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2026 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3,904 in Maryland → Every provider in Baltimore → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Devika Chase, M.D.Baltimore, MD 212241235103748
- Nina Everett, M.D.Baltimore, MD 212241043214083
- Ngozi Ezike, MDBaltimore, MD 212241316934953
- Michele Henley, M.D.Baltimore, MD 212241760448278
Common questions
What is Byron N. Baldwin, PAC's NPI number?
Byron N. Baldwin, PAC's National Provider Identifier (NPI) is 1023013323, issued on Jun 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Byron N. Baldwin, PAC located?
The NPPES record lists a practice address at 3509 Eastern Ave, Baltimore, MD, 21224. Phone: (410) 558-4900. Providers update this record themselves, so call before visiting.
How can I verify Byron N. Baldwin, PAC's license?
NPPES lists Maryland license number C000414, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.