Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1780767103 Individual Practitioner Female Practitioner

Dr. Gretchen K Andreis , DC

Chiropractor • Tiburon, CA

Professional Overview & Biography Verified Profile Summary

Dr. Gretchen Andreis, DC is a registered healthcare professional specializing in Chiropractor in Tiburon, CA. Practice services are available at 1640 TIBURON BLVD under active NPI credentials.

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

1640 Tiburon Blvd

Tiburon, CA 94920

Telephone 4154357420
Fax 4154357424
Associated Practice Facility / Clinic
🏢 Lori Andreis Bergeron Facility NPI 1104038777

Specialty Benchmarks & Practice Insights

Comparative analytics for Chiropractor in Tiburon, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 10.5 Yrs
State Avg: 27.5 Yrs
Regional Practice Density
3 Specialists

Practicing in Tiburon, CA (12100 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
1.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2019)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions
62 11 $40.00 $39.40

Medical Specialties & State Licenses

Chiropractor Primary Specialty

NUCC Taxonomy Code: 111N00000X

State License CA DC21875

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

3 Associated Practitioners
NPI 1053481671

Doctor of Chiropractic

NPI 1659693554

Doctor of Chiropractic

Syrs Falkan , LAC

Acupuncturist

NPI 1881948776

Licensed Acupuncturist

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 1640 TIBURON BLVD, TIBURON, CA 94920 (Tel: 4154357420)

📍
Updated Business Mailing Address July 08, 2007

Registered at 1640 TIBURON BLVD, #6, TIBURON, CA 94920 (Tel: 4154357420)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as GRETCHEN ANDREIS, DC

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Chiropractor (License #DC21875 in CA)

🟢
Initial NPI Registration & Enumeration October 21, 2006

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: 1780767103
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: October 21, 2006
Last Update: July 08, 2007
Sole Proprietor: No

Mailing Address

1640 Tiburon Blvd, #6

Tiburon, CA 94920

Phone: 4154357420

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.