Doctor profile · Federal record

Dr. David Griffin, PA-C

Physician Assistant · Hamden, CT

  • NPI 1124537329
  • Accepts Medicare
  • MIPS 82.4 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2200 Whitney Ave Ste 360
Hamden, CT 06518
(203) 281-4463
fax (203) 287-2930

Credentials & registration

NPPES · NUCC
NPI registered
September 2017 — 9 yrs on file
Profile last updated
May 27, 2021
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Connecticut #003957

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124537329. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
252
Distinct HCPCS
7
Medicare allowed
$19,733
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 81 63 $80
99202 New patient office or other outpatient visit, 15-29 minutes 59 59 $66
99203 New patient office or other outpatient visit, 30-44 minutes 35 35 $98
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 29 29 $116
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 18 14 $44
99212 Established patient office or other outpatient visit, 10-19 minutes 17 16 $52
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 13 11 $70

In context: peer comparison

Among 13 peers in this city , average services per provider: 99. This provider delivers 2.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,412
Transactions
72
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 31 $522.84
Takeda Pharmaceuticals U.S.A., Inc. 5 $97.85
AIMMUNE THERAPEUTICS, INC. 4 $93.20
Ardelyx, Inc. 4 $90.36
IRONWOOD PHARMACEUTICALS, INC 4 $90.19
Celgene Corporation 3 $89.98
Salix Pharmaceuticals, a division of Bausch Health US, LLC 4 $84.55
QOL Medical, LLC 4 $73.20
Janssen Biotech, Inc. 3 $60.88
Fresenius Kabi USA, LLC 2 $40.17
Phathom Pharmaceuticals, Inc. 2 $39.22
Lilly USA, LLC 2 $32.22
EVOKE PHARMA, INC. 2 $32.04
Regeneron Healthcare Solutions, Inc. 1 $17.05
PFIZER INC. 1 $17.00

By nature of payment

Food and Beverage
$1,412

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,159
Patients
636
Total drug cost
$121,748
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 224 111 $3,860
Omeprazole Generic 223 110 $4,376
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 177 170 $13,982
Famotidine Generic 129 73 $2,677
Linzess (Linaclotide) Brand 64 19 $44,839
Amitriptyline Hcl Generic 58 16 $724
Dexlansoprazole Dr (Dexlansoprazole) Brand 52 21 $23,027
Dicyclomine Hcl Generic 50 28 $878
Esomeprazole Magnesium Generic 48 17 $2,768
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 42 40 $521

Frequently asked questions

Auto-generated from federal data
What is Dr. David Griffin's medical specialty?
Dr. David Griffin practices Physician Assistant in Hamden, CT.
Where does Dr. David Griffin practice?
Dr. David Griffin practices at 2200 Whitney Ave Ste 360, Hamden, CT 06518. Office phone: 2032814463.
What is Dr. David Griffin's NPI?
Dr. David Griffin's National Provider Identifier (NPI) is 1124537329, issued by NPPES.
Does Dr. David Griffin accept Medicare assignment?
Yes. Dr. David Griffin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Griffin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99202); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.