Doctor profile · Federal record

Dr. Gary Greenspan, MD

Internal Medicine Physician · Warrensville Hts, OH

  • NPI 1164468120
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4200 Warrrensville Cntr Road, #200
Warrensville Hts, OH 44122
(216) 752-7676
fax (216) 295-8041
Mailing address
Po Box 660
Mentor, OH 440610660

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
June 13, 2024
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Ohio #054667
Medicaid (2)
OH #0668728 · OH #3059603

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164468120. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
391
Distinct HCPCS
7
Medicare allowed
$27,782
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 201 85 $86
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 50 26 $71
G0008 Administration of influenza virus vaccine 47 47 $29
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 32 27 $101
90662 Influenza vaccine split virus, preservative free 28 28 $44
90688 Influenza vaccine, quadrivalent, 0.5 ml dosage 22 22 $20
99212 Established patient office or other outpatient visit, 10-19 minutes 11 11 $54

In context: peer comparison

Among 1 peers in this city , average services per provider: 55. This provider delivers 7.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$425
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 1 $150.00
GENZYME CORPORATION 1 $128.54
Novo Nordisk Inc 1 $125.00
Vanda Pharmaceuticals Inc. 1 $21.90

By nature of payment

Food and Beverage
$425

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
10,707
Patients
706
Total drug cost
$110,576
Drug Type Claims Patients Total cost
Divalproex Sodium Generic 1,010 29 $29,001
Benztropine Mesylate Generic 984 29 $6,583
Atorvastatin Calcium Generic 966 118 $10,347
Levothyroxine Sodium Generic 959 62 $8,772
Olanzapine Generic 929 25 $11,245
Amlodipine Besylate Generic 778 122 $4,282
Metformin Hcl Generic 757 69 $4,296
Propranolol Hcl Generic 641 23 $8,886
Topiramate Generic 597 11 $4,817
Simvastatin Generic 550 33 $2,884

Frequently asked questions

Auto-generated from federal data
What is Dr. Gary Greenspan's medical specialty?
Dr. Gary Greenspan practices Internal Medicine Physician in Warrensville Hts, OH.
Where does Dr. Gary Greenspan practice?
Dr. Gary Greenspan practices at 4200 Warrrensville Cntr Road, Warrensville Hts, OH 44122. Office phone: 2167527676.
What is Dr. Gary Greenspan's NPI?
Dr. Gary Greenspan's National Provider Identifier (NPI) is 1164468120, issued by NPPES.
What procedures does Dr. Gary Greenspan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.