Mark Richard Janosko, MD
Internal Medicine Physician · Pittsburgh, PA
Mark Richard Janosko, MD is an internal medicine physician with a practice address in Pittsburgh, Pennsylvania, and NPI 1861493850, issued on Aug 2, 2005. Check the license (Pennsylvania MD053566L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mark Richard Janosko
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD053566L PA
Self-reported in NPPES; status is on the state search - Practice location
- 4727 Friendship Ave, Pittsburgh, PA 15224
- Phone
- (412) 235-5810
- Enumerated
- Aug 2, 2005
- Record last updated
- Jun 27, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (412) 235-5890
- Medicaid IDs
- 3810007060 WV
0017845780001 PA - Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 4727 Friendship Ave
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Verify Mark Richard Janosko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD053566LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Mark Richard Janosko among 7,300 internal medicine physician records in Pennsylvania
Mark Richard Janosko, MD is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% 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 · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2012 · 56% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
750 internal medicine physician records list a practice address in Pittsburgh
They are 750 of the 28,866 NPPES records with a practice address in Pittsburgh, and 7,300 internal medicine physician records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7,300 in Pennsylvania → Every provider in Pittsburgh → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Juan Celedon, M.D., DR.P.H.Pittsburgh, PA 152241629067186
- Arshad Chughtai, MDPittsburgh, PA 152241689648271
- Ravindra Godse, M.D.Pittsburgh, PA 152241508829896
- Frank Kush, MDPittsburgh, PA 152241093788275
- Christine Lubimir, CRNPPittsburgh, PA 152241700850963
- Lisa McGrath, PAPittsburgh, PA 152241720054034
Common questions
What is Mark Richard Janosko, MD's NPI number?
Mark Richard Janosko, MD's National Provider Identifier (NPI) is 1861493850, issued on Aug 2, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark Richard Janosko, MD located?
The NPPES record lists a practice address at 4727 Friendship Ave, Pittsburgh, PA, 15224. Phone: (412) 235-5810. Providers update this record themselves, so call before visiting.
How can I verify Mark Richard Janosko, MD's license?
NPPES lists Pennsylvania license number MD053566L, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. 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.