Doctor profile · Federal record

Dr. MARYANN CHOMIAK, P.A.

Medical Physician Assistant (CMS: PHYSICIAN ASSISTANT) · TRUMBULL, CT

  • NPI 1669577953
  • Accepts Medicare
  • 51 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5520 PARK AVE
TRUMBULL, CT 06611
(203) 373-7330
Mailing address
11350 MCCORMCIK RD, EXECUTIVE PLAZA 1, SUITE 501
HUNT VALLEY, MD 21031

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
June 26, 2018
Year of graduation
1975 — 51 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
Connecticut #000160

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669577953. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
867
Distinct HCPCS
10
Medicare allowed
$66,336
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 512 87 $75
80307 Testing for presence of drug, by chemistry analyzers 113 53 $60
G0480 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms 91 48 $111
96130 Evaluation of psychological test, first hour 25 23 $106
96132 Evaluation of neuropsychological test, first hour 25 23 $115
96138 Administration of psychological or neuropsychological test by technician, first 30 minutes 25 23 $32
G0396 Alcohol and/or substance (other than tobacco) misuse structured assessment (e.g., audit, dast), and brief intervention 15 to 30 minutes 25 23 $31
G0481 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms 23 19 $148
20552 Injection of trigger points, 1-2 muscles 14 12 $44
J1020 Injection, methylprednisolone acetate, 20 mg 14 12 $5

In context: peer comparison

Among 2 peers in this city , average services per provider: 84. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,013
Transactions
124
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
Salix Pharmaceuticals, a division of Bausch Health US, LLC 42 $467.45
SCILEX PHARMACEUTICALS INC. 24 $462.86
Collegium Pharmaceutical, Inc. 21 $247.24
Takeda Pharmaceuticals U.S.A., Inc. 7 $140.75
IDORSIA PHARMACEUTICALS US INC 8 $133.57
Lundbeck LLC 4 $125.91
ABBVIE INC. 5 $120.72
IBSA Pharma Inc. 5 $115.74
TerSera Therapeutics LLC 3 $97.20
PFIZER INC. 4 $80.74
Medtronic, Inc. 1 $21.27

By nature of payment

Food and Beverage
$2,013

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,508
Patients
722
Total drug cost
$238,020
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 877 136 $21,283
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 381 69 $17,277
Gabapentin Generic 269 54 $10,054
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 268 44 $12,113
Cyclobenzaprine Hcl Generic 251 65 $40,119
Lidocaine Generic 229 67 $20,343
Morphine Sulfate Er (Morphine Sulfate) Brand 203 39 $6,890
Diclofenac Sodium Generic 192 54 $8,019
Tizanidine Hcl Generic 176 44 $2,711
Celecoxib Generic 163 47 $10,813