Doctor profile · Federal record

Dr. John de Roy, D.C.

Chiropractor (CMS: Chiropractic) · San Francisco, CA

  • NPI 1881865418
  • 43 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
120 Hickory St, Ste. B.
San Francisco, CA 941025908
(415) 864-7860
fax (415) 864-6228

Credentials & registration

NPPES · NUCC
NPI registered
March 2008 — 18 yrs on file
Profile last updated
August 27, 2024
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
California #15780

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881865418. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
434
Distinct HCPCS
1
Medicare allowed
$20,336
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 434 34 $47

In context: peer comparison

Among 21 peers in San Francisco Chiropractor, average services per provider: 376. This provider delivers 1.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. John de Roy's medical specialty?
Dr. John de Roy practices Chiropractor in San Francisco, CA.
Where does Dr. John de Roy practice?
Dr. John de Roy practices at 120 Hickory St, San Francisco, CA 941025908. Office phone: 4158647860.
What is Dr. John de Roy's NPI?
Dr. John de Roy's National Provider Identifier (NPI) is 1881865418, issued by NPPES.
Does Dr. John de Roy accept Medicare assignment?
Dr. John de Roy does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. John de Roy commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941). Source: CMS Medicare Physician & Other Practitioners file.