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MARK ASHTON RITCHIE M.D.
NPI 1962683060
Psychiatry & Neurology - Psychiatry in Morgan Hill, CA

Active since November 16, 2007Opted out of Medicare · through Feb 13, 2027
1156 TERESA LANE, MORGAN HILL, CA 95037(408) 402-0450 Get Directions Write a Review

NPPES record last updated: June 5, 2023. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mark Ashton Ritchie M.d. NPPES

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

MARK ASHTON RITCHIE M.D. (NPI 1962683060) is an individual psychiatry provider in Morgan Hill, California, licensed in California (A48077) and active in the NPI registry since November 2007. He has opted out of Medicare through February 13, 2027.

NPPES Registry Identity

NPI1962683060
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameMARK ASHTON RITCHIECredential: M.D.
Location Address1156 TERESA LANEMorgan Hill, CA 95037
Mailing Address305 Vineyard Town Ctr # 384Morgan Hill, CA 95037-5674 · (408) 402-0450
Phone(408) 402-0450
Sole ProprietorYes
Enumeration DateNovember 16, 2007
Last NPPES UpdateJune 5, 2023
NPPES CertifiedMay 22, 2023
✔ NPI 1962683060 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CA · A48077
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
1156 TERESA LANE, Morgan Hill, CA 95037
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Mark Ashton Ritchie M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from February 13, 2025 through February 13, 2027.

Opt-Out Effective DateFebruary 13, 2025
Opt-Out In Effect ThroughFebruary 13, 2027Opt-out affidavits renew automatically every two years unless cancelled

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 Mark Ritchie's NPI number?

The NPI number for Mark Ritchie is 1962683060. It was assigned to this individual provider in the NPPES registry on November 16, 2007.

Where is Mark Ritchie located?

Mark Ritchie practices at 1156 Teresa Lane, Morgan Hill, CA 95037. The listed phone number is (408) 402-0450.

What is Mark Ritchie's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Mark Ritchie enrolled in Medicare?

No. Mark Ritchie has opted out of Medicare through February 13, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Mark Ritchie was last updated on June 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.