Martha Manzo
NPI 1629885934 · Addiction (Substance Use Disorder) Counselor · Merced, CA
Martha Manzo is a Addiction (Substance Use Disorder) Counselor provider in Merced, CA (NPI 1629885934).
Provider details
- NPI number
- 1629885934
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- R1543210124 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 559 Mendocino CtAtwater, CA 95301-4230Phone: (209) 357-5200Fax: (209) 357-5279
Registry dates
- Enumerated
- 2024-12-11
- Last updated
- 2026-05-13
- Certified
- 2026-05-13
Frequently asked questions
- What is Martha Manzo's NPI number?
- Martha Manzo's National Provider Identifier (NPI) is 1629885934, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martha Manzo's specialty?
- Martha Manzo is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Martha Manzo located?
- Martha Manzo's practice location on file with NPPES is 301 E 13th St, Merced, CA 95341-6211.
- What is Martha Manzo's phone number?
- The practice phone number listed in the NPPES registry for Martha Manzo is (209) 381-6800.
- Is Martha Manzo's NPI active?
- Yes — Martha Manzo's NPI (1629885934) is active in the NPPES registry as of the last update on 2026-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.