Maribeth Mastascusa, CRNP
Nurse Practitioner · Pittsburgh, PA
Maribeth Mastascusa, CRNP is a nurse practitioner with a practice address in Pittsburgh, Pennsylvania, and NPI 1407060973, issued on May 10, 2007. Check the license (Pennsylvania TP004071G, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Maribeth Mastascusa
- Credential
- CRNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- TP004071G PA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Lothrop St, Pittsburgh, PA 15213
- Phone
- (412) 802-8271
- Enumerated
- May 10, 2007
- Record last updated
- Apr 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (412) 647-4486
- Medicare enrollment
- Enrolled (PECOS I20070905000246); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 3,916 in Pennsylvania → Look up another NPI →
Also registered at 200 Lothrop St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amy AbbottCertified Registered Nurse Anesthetist1689943490
- Bisan Abboud, MDStudent in an Organized Health Care Education/Training Program1588359434
- Othman Abdul-MalakVascular Surgery Physician1003285602
- Mohamed Abdullah, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1164001277
- Raed Abdullah, MDSpecialist1962474353
- Michael Abesamis, M.D.Emergency Medicine Physician1467647958
Verify Maribeth Mastascusa in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license TP004071GCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average nurse practitioner in 2024
192 Medicare Part D claims for 80 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Estradiol25 claims
- Clobetasol Propionate21 claims
- Nystatin-Triamcinolone15 claims
- Valacyclovir14 claims
- Estradiol (Once Weekly)13 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 practice group's MIPS final score for 2023 (Medicare payment program): 77.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF Pittsburgh PhysiciansBethel Park, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maribeth Mastascusa among 3,916 nurse practitioner records in Pennsylvania
Maribeth Mastascusa, CRNP is one of 3,916 nurse practitioner records with a practice address in Pennsylvania. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 19% of them.
- NPI issued2007 · 19% of these records are older, 77% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1996 · median 2018 among the 2,360 with a school on file
- Record last updated2021 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
314 nurse practitioner records list a practice address in Pittsburgh
They are 314 of the 28,866 NPPES records with a practice address in Pittsburgh, and 3,916 nurse practitioner records in Pennsylvania.
All 3,916 in Pennsylvania → Every provider in Pittsburgh → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Lisa Brodak, CRNPPittsburgh, PA 152131922044403
- Timothy Coleman, CRNPPittsburgh, PA 152131477697035
- Judy CoynePittsburgh, PA 152131316081979
- Linda Devine, CRNPPittsburgh, PA 152131740369909
- William GourashPittsburgh, PA 152131336286095
- Tammi GrumskiPittsburgh, PA 152131730291485
- Gretchen Herda, CRNPPittsburgh, PA 152131487650529
- Carol JohnsonPittsburgh, PA 152131689718207
Common questions
What is Maribeth Mastascusa, CRNP's NPI number?
Maribeth Mastascusa, CRNP's National Provider Identifier (NPI) is 1407060973, issued on May 10, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Maribeth Mastascusa, CRNP located?
The NPPES record lists a practice address at 200 Lothrop St, Pittsburgh, PA, 15213. Phone: (412) 802-8271. Providers update this record themselves, so call before visiting.
How can I verify Maribeth Mastascusa, CRNP's license?
NPPES lists Pennsylvania license number TP004071G, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Maribeth Mastascusa, CRNP prescribe under Medicare Part D?
In 2024, Maribeth Mastascusa, CRNP had 192 Medicare Part D claims for 80 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
What is Maribeth Mastascusa, CRNP's MIPS final score?
The 2023 MIPS final score is 77.5 of 100, reported for the practice group. 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.