NPPES file of Aug 9, 2026

Christine Mammini, MFT

Mental Health Counselor · Oakland, CA

Christine Mammini, MFT is a mental health counselor with a practice address in Oakland, California, and NPI 1033655337, issued on Jan 10, 2017. Check the license (California 94508, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1033655337
Name
Christine Mammini
Credential
MFT
Primary taxonomy
Mental Health Counselor 101YM0800X
License number
94508 CA
Self-reported in NPPES; status is on the state search
Practice location
431 30TH St, Oakland, CA 94609
Phone
(510) 725-4789
Enumerated
Jan 10, 2017
Record last updated
Jan 10, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20250314001157); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest mental health counselor records → All 28,617 in California → Look up another NPI →

Also registered at 431 30TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Geetali ChitreClinical Psychologist1215237334
  2. John Edwards, MSW, LCSWClinical Social Worker1386902021
  3. Aya Kasai, MFTMarriage & Family Therapist1205071321
  4. Daniels Lee, CMTMassage Therapist1669836755
  5. Juliette Monheit, RN, CNS, P/MH NURSERegistered Nurse1013191857
  6. Mary Mornard, MFTMarriage & Family Therapist1346626231

Verify Christine Mammini in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 94508    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Mood Clinical, P. C.Irvine, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Christine Mammini among 28,617 mental health counselor records in California

Christine Mammini, MFT is one of 28,617 mental health counselor records with a practice address in California. 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 59% of them.

  • NPI issued2017 · 59% of these records are older, 37% newer
  • In a Medicare fileYes · 1% of these records are
  • In the CMS Doctors and Clinicians fileYes · 3% of these records are
  • Graduated2010 · median 2015 among the 722 with a school on file
  • Record last updated2017 · 71% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,069 mental health counselor records list a practice address in Oakland

They are 1,069 of the 18,558 NPPES records with a practice address in Oakland, and 28,617 mental health counselor records in California.

All 28,617 in California → Every provider in Oakland → Mental Health Counselor nationwide →

The 8 mental health counselor records with the nearest ZIP codes

  1. Kelli AvinaOakland, CA 946091679766992
  2. Robin Brandon, PSY.D,Oakland, CA 946091568655090
  3. Marika ChinOakland, CA 946091386803583
  4. Bette Flushman, MAOakland, CA 946091598963068
  5. Denise GagnonOakland, CA 946091174659395
  6. Eileen Heo, L.C.S.W.Oakland, CA 946091437212438
  7. Deborah LaneOakland, CA 946091215198353
  8. William NunleyOakland, CA 946091386771210

Common questions

What is Christine Mammini, MFT's NPI number?

Christine Mammini, MFT's National Provider Identifier (NPI) is 1033655337, issued on Jan 10, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Christine Mammini, MFT located?

The NPPES record lists a practice address at 431 30TH St, Oakland, CA, 94609. Phone: (510) 725-4789. Providers update this record themselves, so call before visiting.

How can I verify Christine Mammini, MFT's license?

NPPES lists California license number 94508, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.