Oscar Francisco Lopez Nunez, MD
Pediatric Pathology Physician · Pittsburgh, PA
Oscar Francisco Lopez Nunez, MD is a pediatric pathology physician with a practice address in Pittsburgh, Pennsylvania, and NPI 1780181628, issued on Apr 8, 2018. Check the license (Pennsylvania MT209117, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Oscar Francisco Lopez Nunez
- Credential
- MD
- Primary taxonomy
- Pediatric Pathology Physician 207ZP0213X
- License number
- MT209117 PA
Self-reported in NPPES; status is on the state search - Practice location
- 4401 Penn Ave, Pittsburgh, PA 15224
- Phone
- (412) 692-6543
- Enumerated
- Apr 8, 2018
- Record last updated
- Oct 24, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (412) 692-6550
- Medicare enrollment
- Enrolled (PECOS I20200818001640); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pediatric pathology physician records → All 15 in Pennsylvania → Look up another NPI →
Also registered at 4401 Penn Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Amanda AberFamily Nurse Practitioner1174357644
- Alyssa Aburachis, MDStudent in an Organized Health Care Education/Training Program1033968649
- Anas Abuseif, MDStudent in an Organized Health Care Education/Training Program1770339145
- Roxanne Acquaro, M.S. LCGCGenetic Counselor (M.S.)1427174663
Verify Oscar Francisco Lopez Nunez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MT209117Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $141.40
1 payment: food and beverage; the largest payer was Abiomed. The 20 providers of this specialty with any payment received $456.25 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Children's Hospital Medical CenterCincinnati, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Oscar Francisco Lopez Nunez among 15 pediatric pathology physician records in Pennsylvania
Oscar Francisco Lopez Nunez, MD is one of 15 pediatric pathology physician records with a practice address in Pennsylvania. 33% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 80% of them.
- NPI issued2018 · 80% of these records are older, 13% newer
- In a Medicare fileYes · 33% of these records are
- In the CMS Doctors and Clinicians fileYes · 33% of these records are
- Record last updated2019 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0213X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Pathology Physician providers in Pennsylvania
There are 15 pediatric pathology physician records in Pennsylvania.
All 15 in Pennsylvania → Every provider in Pittsburgh → Pediatric Pathology Physician nationwide →
The 8 pediatric pathology physician records with the nearest ZIP codes
- Qian WangPittsburgh, PA 152241942629357
- Nayere Zaeri, M.D.Upland, PA 190131790773588
- Caitlin Alexander, M.D.Philadelphia, PA 191041184078321
- Tricia Bhatti, M.D.Philadelphia, PA 191041104023241
- Karl Grenier, MD, PHDPhiladelphia, PA 191041154109478
- Abhinav Grover, MDPhiladelphia, PA 191041770110140
- Anna Lee, M.D.Philadelphia, PA 191041396090361
- Nya Nelson, M.D., PH.D.Philadelphia, PA 191041568817211
Common questions
What is Oscar Francisco Lopez Nunez, MD's NPI number?
Oscar Francisco Lopez Nunez, MD's National Provider Identifier (NPI) is 1780181628, issued on Apr 8, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Oscar Francisco Lopez Nunez, MD located?
The NPPES record lists a practice address at 4401 Penn Ave, Pittsburgh, PA, 15224. Phone: (412) 692-6543. Providers update this record themselves, so call before visiting.
How can I verify Oscar Francisco Lopez Nunez, MD's license?
NPPES lists Pennsylvania license number MT209117, 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. 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.