Doctor profile · Federal record

Dr. Chester Granka, DC

Chiropractor (CMS: Chiropractic) · Oroville, CA

  • NPI 1952451676
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1915 Myers St
Oroville, CA 95966
(530) 532-0455
fax (530) 532-1135

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
November 1, 2011
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
California #CA14381

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952451676. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,659
Distinct HCPCS
2
Medicare allowed
$62,064
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 1,186 93 $41
98940 Chiropractic manipulative treatment, 1-2 spinal regions 473 62 $28

In context: peer comparison

Among 1 peers in Oroville Chiropractor, average services per provider: 829. This provider delivers 2.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Chester Granka's medical specialty?
Dr. Chester Granka practices Chiropractor in Oroville, CA.
Where does Dr. Chester Granka practice?
Dr. Chester Granka practices at 1915 Myers St, Oroville, CA 95966. Office phone: 5305320455.
What is Dr. Chester Granka's NPI?
Dr. Chester Granka's National Provider Identifier (NPI) is 1952451676, issued by NPPES.
Does Dr. Chester Granka accept Medicare assignment?
Yes. Dr. Chester Granka accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chester Granka commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941); Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940). Source: CMS Medicare Physician & Other Practitioners file.