Doctor profile · Federal record

Dr. Gregary Marhefka, MD

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Cardiovascular Disease Physician · Philadelphia, PA

  • NPI 1649226184
  • Accepts Medicare
  • 28 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
925 Chestnut St, Mezzanine Floor
Philadelphia, PA 191074216
(215) 955-5050
fax (215) 955-7499

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
April 2, 2015
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State licenses (2)
Pennsylvania #MD423362 · New Jersey #25MA07023900
Medicaid (2)
PA #1018497190002 · NJ #7429703

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649226184. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,557
Distinct HCPCS
10
Medicare allowed
$142,947
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 415 272 $8
99291 Critical care, first 30-74 minutes 313 96 $220
99214 Established patient office or other outpatient visit, 30-39 minutes 149 114 $100
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 119 72 $122
99213 Established patient office or other outpatient visit, 20-29 minutes 113 100 $68
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 91 90 $70
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 53 53 $134
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 52 44 $82
93308 Ultrasound of heart, follow-up 37 35 $25
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 26 26 $178

In context: peer comparison

Among 74 peers in Philadelphia Cardiovascular Disease Physician, average services per provider: 121. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$23
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Kiniksa Pharmaceuticals International, Plc 1 $23.12

By nature of payment

Food and Beverage
$23

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,468
Patients
387
Total drug cost
$297,680
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 250 72 $5,715
Atorvastatin Calcium Generic 239 64 $3,938
Rosuvastatin Calcium Generic 142 42 $2,933
Eliquis (Apixaban) Brand 129 35 $157,692
Furosemide Generic 118 35 $1,297
Losartan Potassium Generic 118 28 $2,135
Lisinopril Generic 70 21 $1,038
Simvastatin Generic 56 16 $453
Amlodipine Besylate Generic 53 19 $859
Xarelto (Rivaroxaban) Brand 52 11 $55,679

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregary Marhefka's medical specialty?
Dr. Gregary Marhefka practices Cardiovascular Disease Physician in Philadelphia, PA.
Where does Dr. Gregary Marhefka practice?
Dr. Gregary Marhefka practices at 925 Chestnut St, Philadelphia, PA 191074216. Office phone: 2159555050.
What is Dr. Gregary Marhefka's NPI?
Dr. Gregary Marhefka's National Provider Identifier (NPI) is 1649226184, issued by NPPES.
Does Dr. Gregary Marhefka accept Medicare assignment?
Yes. Dr. Gregary Marhefka accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregary Marhefka commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Critical care (HCPCS 99291); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.