Doctor profile · Federal record

Dr. Carolyn Yap, M.D.

Family Medicine Physician (CMS: Family Practice) · Butler, PA

  • NPI 1275783599
  • Accepts Medicare
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
250B Butler Cmns
Butler, PA 160012485
(877) 987-4368
fax (724) 431-4307
Mailing address
Po Box 1549
Butler, PA 160031549

Credentials & registration

NPPES · NUCC
NPI registered
September 2008 — 18 yrs on file
Profile last updated
February 2, 2016
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Pennsylvania #MD447186
Medicaid (2)
PA #103003770 · PA #405381

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275783599. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
311
Distinct HCPCS
8
Medicare allowed
$26,453
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 104 99 $86
99203 New patient office or other outpatient visit, 30-44 minutes 61 61 $107
99214 Established patient office or other outpatient visit, 30-39 minutes 56 54 $122
81002 Urinalysis, manual test 27 25 $3
71046 X-ray of chest, 2 views 21 21 $32
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $159
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 13 13 $50
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 13 13 $16

In context: peer comparison

Among 11 peers in this city , average services per provider: 71. This provider delivers 4.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
260
Patients
241
Total drug cost
$1,835
Drug Type Claims Patients Total cost
Prednisone Generic 51 50 $94
Cephalexin Generic 48 47 $247
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 44 43 $377
Doxycycline Monohydrate Generic 39 39 $484
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 30 30 $76
Triamcinolone Acetonide Generic 17 17 $83
Clotrimazole Generic 16 0 $193
Valacyclovir (Valacyclovir Hcl) Brand 15 15 $282

Frequently asked questions

Auto-generated from federal data
What is Dr. Carolyn Yap's medical specialty?
Dr. Carolyn Yap practices Family Medicine Physician in Butler, PA.
Where does Dr. Carolyn Yap practice?
Dr. Carolyn Yap practices at 250B Butler Cmns, Butler, PA 160012485. Office phone: 8779874368.
What is Dr. Carolyn Yap's NPI?
Dr. Carolyn Yap's National Provider Identifier (NPI) is 1275783599, issued by NPPES.
Does Dr. Carolyn Yap accept Medicare assignment?
Yes. Dr. Carolyn Yap accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carolyn Yap commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.