Daniel D. Janiak, DO
Family Medicine Physician · Pittsburgh, PA
Daniel D. Janiak, DO is a family medicine physician with a practice address in Pittsburgh, Pennsylvania, and NPI 1699752550, issued on Dec 30, 2005. Check the license (Pennsylvania OS003284L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Daniel D. Janiak
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- OS003284L PA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Walsh RD, Pittsburgh, PA 15205
- Phone
- (412) 922-3773
- Enumerated
- Dec 30, 2005
- Record last updated
- Oct 8, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (412) 922-6093
- Medicaid ID
- 0005982370002 PA
- Medicare enrollment
- Enrolled (PECOS I20031229000005); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 1974
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Also registered at 1 Walsh RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Samina Naseer, MDFamily Medicine Physician1245406149
- Maureen Oczypok, MDInternal Medicine Physician1346227204
- Paul Oczypok, MDInternal Medicine Physician1679564371
- Kelly Straley, CRNPFamily Nurse Practitioner1609915826
Verify Daniel D. Janiak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS003284LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% more Medicare Part D claims than the average family medicine physician in 2024
5,370 Medicare Part D claims for 398 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 146 claims were for opioids.
Most prescribed
- Levothyroxine Sodium278 claims
- Atorvastatin Calcium223 claims
- Lisinopril194 claims
- Amlodipine Besylate188 claims
- Losartan Potassium156 claims
- Furosemide146 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): 93.8 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).
Bills Medicare through one group practice
- Allegheny ClinicPittsburgh, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniel D. Janiak among 7,483 family medicine physician records in Pennsylvania
Daniel D. Janiak, DO is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 88% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1974 · median 2005 among the 4,529 with a school on file
- Record last updated2020 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
374 family medicine physician records list a practice address in Pittsburgh
They are 374 of the 28,866 NPPES records with a practice address in Pittsburgh, and 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Every provider in Pittsburgh → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Blair Dierks, MDPittsburgh, PA 152051407054463
- Kathleen Kelley, CRNPPittsburgh, PA 152051659256667
- Samina Naseer, MDPittsburgh, PA 152051245406149
- Melissa Rau, MDPittsburgh, PA 152051972866143
- Zachary Sheffler, DOPittsburgh, PA 152051134749856
- Jamie Stein, CRNPPittsburgh, PA 152051730807645
- Denise Wegrzynowicz, D.O.Pittsburgh, PA 152051033110515
- Myles Zuckerman, M.D.Pittsburgh, PA 152051245232115
Common questions
What is Daniel D. Janiak, DO's NPI number?
Daniel D. Janiak, DO's National Provider Identifier (NPI) is 1699752550, issued on Dec 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Daniel D. Janiak, DO located?
The NPPES record lists a practice address at 1 Walsh RD, Pittsburgh, PA, 15205. Phone: (412) 922-3773. Providers update this record themselves, so call before visiting.
How can I verify Daniel D. Janiak, DO's license?
NPPES lists Pennsylvania license number OS003284L, 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.
How much does Daniel D. Janiak, DO prescribe under Medicare Part D?
In 2024, Daniel D. Janiak, DO had 5,370 Medicare Part D claims for 398 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Daniel D. Janiak, DO's MIPS final score?
The 2023 MIPS final score is 93.8 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.