Doctor profile · Federal record

Dr. George Zimmerman, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Pittsburgh, PA

  • NPI 1447214978
  • Accepts Medicare
  • MIPS 78.5 / 100 · 2023
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
969 Greentree RD
Pittsburgh, PA 152203328
(412) 920-0700
fax (412) 920-0947

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
August 9, 2011
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Pennsylvania #MD070974L
Medicaid
PA #1807627

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447214978. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
736
Distinct HCPCS
7
Medicare allowed
$67,294
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 473 241 $124
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 56 52 $14
G0008 Administration of influenza virus vaccine 55 55 $20
90682 Influenza vaccine, quadrivalent derived from recombinant dna 54 54 $42
99213 Established patient office or other outpatient visit, 20-29 minutes 48 41 $85
82270 Stool analysis for blood to screen for colon tumors 26 26 $4
92250 Photography of the retina 24 24 $16

In context: peer comparison

Among 189 peers in Pittsburgh Internal Medicine Physician, average services per provider: 86. This provider delivers 8.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
7,693
Patients
1,973
Total drug cost
$368,225
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 1,255 337 $17,494
Losartan Potassium Generic 690 174 $9,911
Simvastatin Generic 652 163 $7,545
Levothyroxine Sodium Generic 649 161 $12,483
Amlodipine Besylate Generic 639 171 $5,401
Pantoprazole Sodium Generic 607 156 $11,917
Lisinopril Generic 532 135 $5,139
Metformin Hcl Generic 481 129 $5,294
Rosuvastatin Calcium Generic 371 100 $8,428
Furosemide Generic 317 92 $2,053

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. George Zimmerman's medical specialty?
Dr. George Zimmerman practices Internal Medicine Physician in Pittsburgh, PA.
Where does Dr. George Zimmerman practice?
Dr. George Zimmerman practices at 969 Greentree RD, Pittsburgh, PA 152203328. Office phone: 4129200700.
What is Dr. George Zimmerman's NPI?
Dr. George Zimmerman's National Provider Identifier (NPI) is 1447214978, issued by NPPES.
Does Dr. George Zimmerman accept Medicare assignment?
Yes. Dr. George Zimmerman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. George Zimmerman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.