Doctor profile · Federal record

Dr. Thomas Lark, MD

Anesthesiology Physician (CMS: Anesthesiology) · Pain Medicine (Anesthesiology) Physician · Boise, ID

  • NPI 1609818699
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8800 W Emerald St
Boise, ID 837048205
(208) 373-5000
Mailing address
Po Box 4008
Portland, OR 972084008

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
November 29, 2007
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Idaho #M7000
Medicaid
OR #022753

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609818699. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
174
Distinct HCPCS
5
Medicare allowed
$16,537
HCPCS Description Services Patients Avg allowed
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 56 55 $42
64415 Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 44 44 $65
64454 Injection of anesthetic agent and/or steroid into knee nerve branch using imaging guidance 33 33 $75
01402 Anesthesia for procedure for total knee joint replacement 29 29 $264
64483 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 12 11 $101

In context: peer comparison

Among 16 peers in this city , average services per provider: 21. This provider delivers 8.3× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Lark's medical specialty?
Dr. Thomas Lark practices Anesthesiology Physician in Boise, ID.
Where does Dr. Thomas Lark practice?
Dr. Thomas Lark practices at 8800 W Emerald St, Boise, ID 837048205. Office phone: 2083735000.
What is Dr. Thomas Lark's NPI?
Dr. Thomas Lark's National Provider Identifier (NPI) is 1609818699, issued by NPPES.
Does Dr. Thomas Lark accept Medicare assignment?
Yes. Dr. Thomas Lark accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Lark commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) (HCPCS 64415); Injection of anesthetic agent and/or steroid into knee nerve branch using imaging guidance (HCPCS 64454). Source: CMS Medicare Physician & Other Practitioners file.