Doctor profile · Federal record

Dr. Celia Gatsas, OTR/L

Specialist (CMS: Occupational Therapist in Private Practice) · Merrimack, NH

  • NPI 1710962790
  • Accepts Medicare
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11 Continental Blvd Ste A
Merrimack, NH 030544341
(603) 424-1950
Mailing address
1335 N Russell St
Manchester, NH 031042146

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
November 30, 2020
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
New York #008244-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710962790. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
256
Distinct HCPCS
2
Medicare allowed
$6,998
HCPCS Description Services Patients Avg allowed
97530 Therapy procedure using functional activities 135 17 $32
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 121 16 $23

In context: peer comparison

Among 1 peers in Merrimack Specialist, average services per provider: 128. This provider delivers 2.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Celia Gatsas's medical specialty?
Dr. Celia Gatsas practices Specialist in Merrimack, NH.
Where does Dr. Celia Gatsas practice?
Dr. Celia Gatsas practices at 11 Continental Blvd Ste A, Merrimack, NH 030544341. Office phone: 6034241950.
What is Dr. Celia Gatsas's NPI?
Dr. Celia Gatsas's National Provider Identifier (NPI) is 1710962790, issued by NPPES.
Does Dr. Celia Gatsas accept Medicare assignment?
Yes. Dr. Celia Gatsas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Celia Gatsas commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using functional activities (HCPCS 97530); Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110). Source: CMS Medicare Physician & Other Practitioners file.