Carolyn Gregorio Yap, M.D.
Family Medicine Physician · Butler, PA
Carolyn Gregorio Yap, M.D. is a family medicine physician with a practice address in Butler, Pennsylvania, and NPI 1275783599, issued on Sep 23, 2008. Check the license (Pennsylvania MD447186, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Carolyn Gregorio Yap
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD447186 PA
Self-reported in NPPES; status is on the state search - Practice location
- 250B Butler Cmns, Butler, PA 16001
- Phone
- (877) 987-4368
- Enumerated
- Sep 23, 2008
- Record last updated
- Feb 2, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (724) 431-4307
- Medicaid IDs
- 103003770 PA
405381 PA - Medicare enrollment
- Enrolled (PECOS I20150429001184); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Also registered at 250B Butler Cmns
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Tonya Kozminski, D.O.Family Medicine Physician1023085586
- Kylie LaugheryMedical Physician Assistant1841769213
- Katherine MesoFamily Nurse Practitioner1700547270
- Courtney Perry, FNP-CFamily Nurse Practitioner1942199443
Verify Carolyn Gregorio Yap in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD447186Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average family medicine physician in 2024
481 Medicare Part D claims for 411 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Cephalexin58 claims
- Prednisone58 claims
- Amoxicillin-Clavulanate Potass50 claims
- Doxycycline Monohydrate38 claims
- Sulfamethoxazole-Trimethoprim34 claims
- Clotrimazole27 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.
Bills Medicare through one group practice
- Bhs Faster Care PLLCSlippery Rock, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carolyn Gregorio Yap among 7,483 family medicine physician records in Pennsylvania
Carolyn Gregorio Yap, M.D. 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 2008, is newer than 54% of them.
- NPI issued2008 · 54% of these records are older, 43% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2005 · median 2005 among the 4,529 with a school on file
- Record last updated2016 · 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).
30 family medicine physician records list a practice address in Butler
They are 30 of the 1,139 NPPES records with a practice address in Butler, and 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Every provider in Butler → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Sheila Balestrino, DOButler, PA 160011639284243
- Mark Carlsson, M.D.Butler, PA 160011962443614
- Thippeswamy Channapati, MDButler, PA 160011144335738
- William Dicuccio, MDButler, PA 160011487636403
- Elaine Dischman, MDButler, PA 160011124091954
- Michael Fiorina, DOButler, PA 160011235239195
- Angela Jenny, DOButler, PA 160011952478166
- Tonya Kozminski, D.O.Butler, PA 160011023085586
Common questions
What is Carolyn Gregorio Yap, M.D.'s NPI number?
Carolyn Gregorio Yap, M.D.'s National Provider Identifier (NPI) is 1275783599, issued on Sep 23, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Carolyn Gregorio Yap, M.D. located?
The NPPES record lists a practice address at 250B Butler Cmns, Butler, PA, 16001. Phone: (877) 987-4368. Providers update this record themselves, so call before visiting.
How can I verify Carolyn Gregorio Yap, M.D.'s license?
NPPES lists Pennsylvania license number MD447186, 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 Carolyn Gregorio Yap, M.D. prescribe under Medicare Part D?
In 2024, Carolyn Gregorio Yap, M.D. had 481 Medicare Part D claims for 411 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.