Doctor profile · Federal record

Dr. Thomas Zajac, PA-C

Physician Assistant · Watertown, NY

  • NPI 1487880803
  • Accepts Medicare
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
830 Washington St
Watertown, NY 136014034
(315) 788-1751
fax (315) 788-9021

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
May 9, 2024
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
New York #015308
Medicaid
NY #03468022

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487880803. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
458
Distinct HCPCS
7
Medicare allowed
$24,895
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 174 125 $64
99212 Established patient office or other outpatient visit, 10-19 minutes 91 76 $31
69210 Removal of impacted ear wax 88 64 $34
99214 Established patient office or other outpatient visit, 30-39 minutes 41 31 $94
31575 Diagnostic exam of voice box using a flexible endoscope 25 24 $68
69220 Simple removal of skin debris and drainage of mastoid cavity 20 11 $52
99203 New patient office or other outpatient visit, 30-44 minutes 19 19 $77

In context: peer comparison

Among 10 peers in this city , average services per provider: 87. This provider delivers 5.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$56
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Optinose US, Inc. 1 $38.80
AERIN MEDICAL INC. 1 $17.39

By nature of payment

Food and Beverage
$56

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
151
Patients
61
Total drug cost
$3,773
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 66 35 $1,598
Ofloxacin Generic 39 26 $1,271
Omeprazole Generic 20 0 $192
Azelastine Hcl Generic 15 0 $599
Doxycycline Hyclate Generic 11 0 $112

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Zajac's medical specialty?
Dr. Thomas Zajac practices Physician Assistant in Watertown, NY.
Where does Dr. Thomas Zajac practice?
Dr. Thomas Zajac practices at 830 Washington St, Watertown, NY 136014034. Office phone: 3157881751.
What is Dr. Thomas Zajac's NPI?
Dr. Thomas Zajac's National Provider Identifier (NPI) is 1487880803, issued by NPPES.
Does Dr. Thomas Zajac accept Medicare assignment?
Yes. Dr. Thomas Zajac accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Zajac commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212); Removal of impacted ear wax (HCPCS 69210). Source: CMS Medicare Physician & Other Practitioners file.