Doctor profile · Federal record

Dr. George Nadasi, PH.D., Ed.S.

Clinical Psychologist · Clinical Psychologist · Kalispell, MT

  • NPI 1699838342
  • Accepts Medicare
  • 27 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
22 2Nd Ave W Ste 3100
Kalispell, MT 599016410
(406) 471-6312
Additional location
245 Windward Way Ste 101
Kalispell, MT 599013385
(406) 756-8488
fax (406) 758-3234
Mailing address
112 W Bluegrass Dr
Kalispell, MT 599016982

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
November 27, 2023
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State licenses (2)
Montana #331 · Idaho #202357

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699838342. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
374
Distinct HCPCS
3
Medicare allowed
$38,604
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 181 21 $130
90791 Psychiatric diagnostic evaluation 98 98 $132
96136 Administration of psychological or neuropsychological test, first 30 minutes 95 95 $23

In context: peer comparison

Among 1 peers in Kalispell Clinical Psychologist, average services per provider: 124. This provider delivers 3.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. George Nadasi's medical specialty?
Dr. George Nadasi practices Clinical Psychologist in Kalispell, MT.
Where does Dr. George Nadasi practice?
Dr. George Nadasi practices at 22 2Nd Ave W Ste 3100, Kalispell, MT 599016410. Office phone: 4064716312.
What is Dr. George Nadasi's NPI?
Dr. George Nadasi's National Provider Identifier (NPI) is 1699838342, issued by NPPES.
Does Dr. George Nadasi accept Medicare assignment?
Yes. Dr. George Nadasi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. George Nadasi commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791); Administration of psychological or neuropsychological test (HCPCS 96136). Source: CMS Medicare Physician & Other Practitioners file.