Doctor profile · Federal record

Dr. Dennis Winkelman, D.O.

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

  • NPI 1255323424
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5325 Old York RD Ste 15
Philadelphia, PA 191412983
(215) 457-7700
fax (215) 457-3601
Mailing address
101 E Olney Ave, Ste 400
Philadelphia, PA 191202470

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
February 22, 2021
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Pennsylvania #OS008886L
Medicaid
PA #103761726

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255323424. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
427
Distinct HCPCS
8
Medicare allowed
$29,794
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 200 111 $95
36415 Insertion of needle into vein for collection of blood sample 114 80 $8
G0008 Administration of influenza virus vaccine 23 22 $32
90662 Influenza vaccine split virus, preservative free 22 22 $72
99213 Established patient office or other outpatient visit, 20-29 minutes 21 20 $86
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 19 19 $56
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 14 14 $283
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 14 14 $55

In context: peer comparison

Among 166 peers in this city , average services per provider: 84. This provider delivers 5.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,275
Patients
1,282
Total drug cost
$73,252
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 760 236 $12,585
Amlodipine Besylate Generic 448 147 $3,564
Hydrochlorothiazide Generic 314 97 $1,584
Metformin Hcl Generic 302 89 $2,849
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 296 88 $13,489
Lisinopril Generic 282 85 $2,956
Nifedipine Er (Nifedipine) Brand 269 83 $10,752
Losartan Potassium Generic 268 85 $4,200
Gabapentin Generic 235 68 $5,246
Omeprazole Generic 219 61 $3,518

Frequently asked questions

Auto-generated from federal data
What is Dr. Dennis Winkelman's medical specialty?
Dr. Dennis Winkelman practices Family Medicine Physician in Philadelphia, PA.
Where does Dr. Dennis Winkelman practice?
Dr. Dennis Winkelman practices at 5325 Old York RD Ste 15, Philadelphia, PA 191412983. Office phone: 2154577700.
What is Dr. Dennis Winkelman's NPI?
Dr. Dennis Winkelman's National Provider Identifier (NPI) is 1255323424, issued by NPPES.
Does Dr. Dennis Winkelman accept Medicare assignment?
Yes. Dr. Dennis Winkelman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Winkelman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.