Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1881865418 Individual Practitioner Male Practitioner

Dr. John Warren De Roy , DC

Chiropractor • San Francisco, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John De Roy, DC is a certified Chiropractor practicing in San Francisco, CA. With approximately 43 years of clinical experience since graduating from Los Angeles College Of Chiropractic in 1983, Dr. De Roy delivers high-quality medical care to the local community at 120 HICKORY ST.

Dr. De Roy accepts Medicare assignment.

Frequently performed procedures and clinical services include chiropractic manipulative treatment, 3-4 spinal regions. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

120 Hickory St
Ste. B.

San Francisco, CA 941025908

Telephone 4158647860
Fax 4158646228
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Los Angeles College Of Chiropractic

Graduation Year

1983

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Chiropractor in San Francisco, CA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
43 Yrs +20.9 yrs vs City Avg
City Avg: 22.1 Yrs
State Avg: 27.5 Yrs
Regional Practice Density
338 Specialists

Practicing in San Francisco, CA (12100 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
36.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. De Roy (43 Years) 43 Yrs
San Francisco Specialty Average (22.1 Years) 22.1 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions
395 34 $74.00 $46.69

Medical Specialties & State Licenses

CMS Verified: 2024-08-27
Chiropractor Primary Specialty

NUCC Taxonomy Code: 111N00000X

State License CA 15780

A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

1 Associated Practitioners
NPI 1689748162

Doctor of Chiropractic

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active October 08, 2008

NPI status registered as active in NPPES database

📍
Updated Practice Location October 08, 2008

Registered at 120 HICKORY ST, STE. B., SAN FRANCISCO, CA 941025908 (Tel: 4158647860)

📍
Updated Business Mailing Address October 08, 2008

Registered at 120 HICKORY ST, STE. B., SAN FRANCISCO, CA 941025908 (Tel: 4158647860)

👤
Provider Name / Credentials Updated October 08, 2008

Recorded as JOHN DE ROY, D.C.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 08, 2008

Chiropractor (License #15780 in CA)

🟢
Initial NPI Registration & Enumeration March 24, 2008

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1881865418
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 24, 2008
Last Update: August 27, 2024
Sole Proprietor: Yes

Mailing Address

120 Hickory St, Ste. B.

San Francisco, CA 941025908

Phone: 4158647860

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.