Doctor profile · Federal record

Dr. John Brennan, MD

Family Medicine Physician · Somerset, PA

  • NPI 1306840178
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4324 Glades Pike
Somerset, PA 155011143
(814) 445-4585
fax (814) 443-2642
Mailing address
1086 Franklin St
Johnstown, PA 159054305

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
October 17, 2014
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Pennsylvania #MD036009E

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306840178. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
71
Distinct HCPCS
1
Medicare allowed
$8,670
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 71 68 $122

In context: peer comparison

Among 4 peers in Somerset Family Medicine Physician, average services per provider: 97. This provider delivers 0.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,817
Patients
736
Total drug cost
$73,954
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 363 156 $6,259
Levothyroxine Sodium Generic 220 79 $4,008
Amlodipine Besylate Generic 179 74 $1,744
Pantoprazole Sodium Generic 149 65 $2,609
Lisinopril-Hydrochlorothiazide (Lisinopril/Hydrochlorothiazide) Brand 118 48 $1,284
Lisinopril Generic 99 44 $1,106
Metoprolol Tartrate Generic 94 44 $1,076
Omeprazole Generic 94 42 $1,279
Fluticasone Propionate Generic 78 29 $943
Allopurinol Generic 76 28 $1,363

Frequently asked questions

Auto-generated from federal data
What is Dr. John Brennan's medical specialty?
Dr. John Brennan practices Family Medicine Physician in Somerset, PA.
Where does Dr. John Brennan practice?
Dr. John Brennan practices at 4324 Glades Pike, Somerset, PA 155011143. Office phone: 8144454585.
What is Dr. John Brennan's NPI?
Dr. John Brennan's National Provider Identifier (NPI) is 1306840178, issued by NPPES.
What procedures does Dr. John Brennan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.