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DR. HEIDEMARIE ERNST M.D.
NPI 1790819472
Psychiatry & Neurology - Psychiatry in Menlo Park, CA

Active since March 15, 2007PECOS EnrolledAccepts Medicare Assignment
1220 UNIVERSITY DR STE 103, MENLO PARK, CA 94025(650) 323-1317 Get Directions Write a Review

NPPES record last updated: March 22, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Heidemarie Ernst M.d. NPPES

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

DR. HEIDEMARIE ERNST M.D. (NPI 1790819472) is an individual psychiatry provider in Menlo Park, California, licensed in California (A73163) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS, maintains a secondary practice location in Redwood City, and is a graduate of Other (1999).

NPPES Registry Identity

NPI1790819472
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. HEIDEMARIE ERNSTCredential: M.D.
Location Address1220 UNIVERSITY DR STE 103Menlo Park, CA 94025-4265
Mailing Address802 Brewster AveRedwood City, CA 94063-1510 · (650) 363-4111
Phone(650) 323-1317
Sole ProprietorNo
Medical School CMSOtherGraduated 1999
Enumeration DateMarch 15, 2007
Last NPPES UpdateMarch 22, 2023
NPPES CertifiedMarch 22, 2023
✔ NPI 1790819472 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 · A73163
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.
1220 UNIVERSITY DR STE 103, Menlo Park, CA 94025
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Secondary Practice Location 1

Location 1802 Brewster AveRedwood City, CA 94063-1510 · Phone (650) 363-4111

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Heidemarie Ernst M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9638137433
PECOS Enrollment IDI20041227000638
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94025 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$202.35 typical visit price
range $69.00 – $202.35
Typical copayment $50.58 (range $17.25 – $50.58)
Most-billed visit code 99205
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 4

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

EVA CHALUPOVA
Massage Therapist
1220 UNIVERSITY DR STE 103
MENLO PARK, CA 94025
San Mateo County (650) 823-4321
LAURA MISSAN
Counselor (Mental Health)
1220 UNIVERSITY DR STE 103
MENLO PARK, CA 94025
San Mateo County (650) 330-1437
KIMBER LEIGH NAPIERSKIE MFT
Marriage & Family Therapist
1220 UNIVERSITY DR STE 103
MENLO PARK, CA 94025
San Mateo County (650) 223-3303
NINA CLARK ERICSON PH.D.
Psychologist
1220 UNIVERSITY DR STE 103
MENLO PARK, CA 94025
San Mateo County (650) 533-3130

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 Heidemarie Ernst's NPI number?

The NPI number for Heidemarie Ernst is 1790819472. It was assigned to this individual provider in the NPPES registry on March 15, 2007.

Where is Heidemarie Ernst located?

Heidemarie Ernst practices at 1220 University Dr Ste 103, Menlo Park, CA 94025. The listed phone number is (650) 323-1317.

What is Heidemarie Ernst's specialty?

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

Is Heidemarie Ernst enrolled in Medicare?

Yes. Heidemarie Ernst is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Heidemarie Ernst was last updated on March 22, 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.