Tannia Hernandez Joson, M.D.
Internal Medicine Physician · Baltimore, MD
Tannia Hernandez Joson, M.D. is an internal medicine physician with a practice address in Baltimore, Maryland, and NPI 1598077125, issued on Jul 12, 2010. Check the license (Maryland P25310, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Tannia Hernandez Joson
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- P25310 MD
Self-reported in NPPES; status is on the state search - Practice location
- 5601 Loch Raven Blvd, Baltimore, MD 21239
- Phone
- (443) 444-4863
- Enumerated
- Jul 12, 2010
- Record last updated
- Feb 11, 2022
- Fax
- (443) 444-4997
- Medicare enrollment
- Enrolled (PECOS I20190604001898); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 5601 Loch Raven Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Tannia Hernandez Joson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license P25310Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Permanente Medical Group IncSanta Rosa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tannia Hernandez Joson among 3,904 internal medicine physician records in Maryland
Tannia Hernandez Joson, 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 2010, is newer than 64% of them.
- NPI issued2010 · 64% of these records are older, 33% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2008 · median 2003 among the 2,445 with a school on file
- Record last updated2022 · 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
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- Charles Hoesch, M.D.Baltimore, MD 212391104895903
- Satish Kabra, M.B., B.S.Baltimore, MD 212391588826192
- Mohammed Khan, M.D.Baltimore, MD 212391457329005
- Olga Lurye, M.D.Baltimore, MD 212391619050259
- Edward Miller, M.D.Baltimore, MD 212391154317642
Common questions
What is Tannia Hernandez Joson, M.D.'s NPI number?
Tannia Hernandez Joson, M.D.'s National Provider Identifier (NPI) is 1598077125, issued on Jul 12, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Tannia Hernandez Joson, M.D. located?
The NPPES record lists a practice address at 5601 Loch Raven Blvd, Baltimore, MD, 21239. Phone: (443) 444-4863. Providers update this record themselves, so call before visiting.
How can I verify Tannia Hernandez Joson, M.D.'s license?
NPPES lists Maryland license number P25310, 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. 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.