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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARIE GUPTILL LAC
NPI 1447707922
Acupuncturist in Walnut Creek, CA

Active since September 01, 2016
2255 YGNACIO VALLEY RD STE G, WALNUT CREEK, CA 94598(925) 289-8431 Get Directions Write a Review

NPPES record last updated: October 14, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 14, 2026, Sep 1, 2016 (2 updates tracked since 2016).

About Marie Guptill Lac NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARIE GUPTILL LAC (NPI 1447707922) is an individual acupuncturist in Walnut Creek, California, licensed in California (AC 17010) and active in the NPI registry since September 2016.

NPPES Registry Identity

NPI1447707922
Entity TypeIndividualFemale
Primary Taxonomy171100000X
Provider Legal NameMARIE GUPTILLCredential: LAC
Location Address2255 YGNACIO VALLEY RD STE GWalnut Creek, CA 94598-3335
Mailing Address1250 Newell Ave, #154Walnut Creek, CA 94596 · (925) 289-8431
Phone(925) 289-8431
Sole ProprietorYes
Enumeration DateSeptember 1, 2016
Last NPPES UpdateOctober 14, 20262 updates tracked since enumeration
NPPES CertifiedOctober 14, 2026
✔ NPI 1447707922 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAcupuncturistOther Service Providers
Taxonomy Code171100000X
License✔ Licensed in CA · AC 17010
Definition
An acupuncturist is a person who performs ancient therapy for alleviation of pain, anesthesia and treatment of some diseases. Acupuncturists use long, fine needles inserted into specific points in order to treat painful conditions or produce anesthesia.
2255 YGNACIO VALLEY RD STE G, Walnut Creek, CA 94598
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Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JANIBEL MELENDEZ MANDAP PA-C
Physician Assistant
2255 YGNACIO VALLEY RD STE G
WALNUT CREEK, CA 94598
Contra Costa County (925) 944-5678

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Marie Guptill's NPI number?

The NPI number for Marie Guptill is 1447707922. It was assigned to this individual provider in the NPPES registry on September 1, 2016.

Where is Marie Guptill located?

Marie Guptill practices at 2255 Ygnacio Valley Rd Ste G, Walnut Creek, CA 94598. The listed phone number is (925) 289-8431.

What is Marie Guptill's specialty?

The primary specialty registered for this NPI is Acupuncturist with taxonomy code 171100000X.

When was this NPI record last updated?

The NPPES record for Marie Guptill was last updated on October 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.