Doctor profile · Federal record

Dr. Timothy Clark, D.O.

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Internal Medicine Physician · Marysville, CA

  • NPI 1932420320
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
726 4Th St
Marysville, CA 959015656
(530) 743-4377
fax (530) 749-6616
Mailing address
Po Box 3067
Yuba City, CA 959923067

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
February 24, 2016
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State licenses (2)
California #20A13845 · Pennsylvania #OTO13674

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932420320. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
278
Distinct HCPCS
1
Medicare allowed
$59,890
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 278 135 $215

In context: peer comparison

Among 2 peers in Marysville Critical Care Medicine (Internal Medicine) Physician, average services per provider: 149. This provider delivers 1.9× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Clark's medical specialty?
Dr. Timothy Clark practices Critical Care Medicine (Internal Medicine) Physician in Marysville, CA.
Where does Dr. Timothy Clark practice?
Dr. Timothy Clark practices at 726 4Th St, Marysville, CA 959015656. Office phone: 5307434377.
What is Dr. Timothy Clark's NPI?
Dr. Timothy Clark's National Provider Identifier (NPI) is 1932420320, issued by NPPES.
Does Dr. Timothy Clark accept Medicare assignment?
Yes. Dr. Timothy Clark accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Clark commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.