Doctor profile · Federal record

Dr. Samuel Gammerman, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Student in an Organized Health Care Education/Training Program · Hartford, CT

  • NPI 1598110827
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1000 Asylum Ave, Suite 1004
Hartford, CT 061051770
(860) 714-4532
fax (860) 714-8275

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
April 11, 2022
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Connecticut #64685

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598110827. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
522
Distinct HCPCS
10
Medicare allowed
$26,771
HCPCS Description Services Patients Avg allowed
64450 Injection of anesthetic agent and/or steroid into other nerve or branch 165 115 $26
76942 Ultrasonic guidance for needle placement 122 122 $31
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 89 89 $64
64999 Other procedure on nervous system 34 34 $23
64415 Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 25 25 $72
01402 Anesthesia for procedure for total knee joint replacement 22 22 $255
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 21 18 $52
00104 Anesthesia for electroshock therapy 17 13 $106
64445 Injection of anesthetic agent and/or steroid into lower back and leg nerve (sciatic nerve) 14 14 $76
64488 Injection of local anesthetic for abdominal wall pain control on both sides using imaging guidance 13 13 $70

In context: peer comparison

Among 31 peers in this city , average services per provider: 31. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$63
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Edwards Lifesciences Corporation 1 $47.75
Merck Sharp & Dohme LLC 1 $15.09

By nature of payment

Food and Beverage
$63

Frequently asked questions

Auto-generated from federal data
What is Dr. Samuel Gammerman's medical specialty?
Dr. Samuel Gammerman practices Anesthesiology Physician in Hartford, CT.
Where does Dr. Samuel Gammerman practice?
Dr. Samuel Gammerman practices at 1000 Asylum Ave, Hartford, CT 061051770. Office phone: 8607144532.
What is Dr. Samuel Gammerman's NPI?
Dr. Samuel Gammerman's National Provider Identifier (NPI) is 1598110827, issued by NPPES.
Does Dr. Samuel Gammerman accept Medicare assignment?
Yes. Dr. Samuel Gammerman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Samuel Gammerman commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent and/or steroid into other nerve or branch (HCPCS 64450); Ultrasonic guidance for needle placement (HCPCS 76942); Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447). Source: CMS Medicare Physician & Other Practitioners file.