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MELISSA ANN SIDNAM M.A.
NPI 1306217898
Counselor - Addiction (Substance Use Disorder) in Clayton, CA

Active since October 09, 2015
11540 MARSH CREEK RD, CLAYTON, CA 94517(925) 672-5700 Get Directions Write a Review

NPPES record last updated: October 9, 2015. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Melissa Ann Sidnam M.a. NPPES

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

MELISSA ANN SIDNAM M.A. (NPI 1306217898) is an individual addiction (substance use disorder) provider in Clayton, California, licensed in California (RADT-I122145) and active in the NPI registry since October 2015.

NPPES Registry Identity

NPI1306217898
Entity TypeIndividualFemale
Primary Taxonomy101YA0400X
Provider Legal NameMELISSA ANN SIDNAMCredential: M.A.
Location Address11540 MARSH CREEK RDClayton, CA 94517-9759
Mailing Address11540 Marsh Creek RdClayton, CA 94517-9759 · (925) 672-5700
Phone(925) 672-5700
Sole ProprietorNo
Enumeration DateOctober 9, 2015
✔ NPI 1306217898 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
License✔ Licensed in CA · RADT-I122145
11540 MARSH CREEK RD, Clayton, CA 94517
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Other Names 1

Former Name (1)Melissa Ann Herman

Other Providers at the Same Location NPPES 20

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

MR. MICHAEL ROSS STEVENSON SUDCC
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700
MS. KIMBERLY ROCHELLE BOX RADT
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700
MR. DAVID SPELLMAN-ZIMMERMAN RADT
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700
MARK A CAIN JR.
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700
JOSEPH DAVID EMERSON SUDRC I
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 798-7250
MELLISSA FORTUNE CADC-II
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700
MATTHEW MANUEL CASCAREJO COUNSELOR
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700
BARBARA J ROBERTS
Counselor (Addiction (Substance Use Disorder))
11540 MARSH CREEK RD
CLAYTON, CA 94517
Contra Costa County (925) 672-5700

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 Melissa Sidnam's NPI number?

The NPI number for Melissa Sidnam is 1306217898. It was assigned to this individual provider in the NPPES registry on October 9, 2015. The provider is also known as Melissa Ann Herman.

Where is Melissa Sidnam located?

Melissa Sidnam practices at 11540 Marsh Creek Rd, Clayton, CA 94517. The listed phone number is (925) 672-5700.

What is Melissa Sidnam's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Melissa Sidnam was last updated on October 9, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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.