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DR. JOHN ROBERT ROSTKOWSKI M.D.
NPI 1861424665
Psychiatry & Neurology - Psychiatry in Concord, CA

Active since July 06, 2006PECOS EnrolledAccepts Medicare Assignment
1420 WILLOW PASS RD # 200, CONCORD, CA 94520(925) 899-3883(925) 229-9037 Get Directions Write a Review

NPPES record last updated: March 1, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. John Robert Rostkowski M.d. NPPES

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

DR. JOHN ROBERT ROSTKOWSKI M.D. (NPI 1861424665) is an individual psychiatry provider in Concord, California, licensed in California (G24111) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of New York University School Of Medicine (1969).

NPPES Registry Identity

NPI1861424665
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. JOHN ROBERT ROSTKOWSKICredential: M.D.
Location Address1420 WILLOW PASS RD # 200Concord, CA 94520-5823
Mailing Address1150 Arlington WayMartinez, CA 94553-2322 · (925) 899-3883 · Fax (925) 229-9037
Phone(925) 899-3883
Fax(925) 229-9037
Sole ProprietorYes
Medical School CMSNew York University School Of MedicineGraduated 1969
Enumeration DateJuly 6, 2006
Last NPPES UpdateMarch 1, 2023
NPPES CertifiedJune 15, 2021
✔ NPI 1861424665 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 · G24111
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.
1420 WILLOW PASS RD # 200, Concord, CA 94520
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Other Identifiers 1

Medicaid00G241110CA

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. John Robert Rostkowski 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 ID1557536919
PECOS Enrollment IDI20111213000647
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 94520 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 20

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

DR. DANIEL DEI APCC
Counselor (Mental Health)
1420 WILLOW PASS RD # 200
CONCORD, CA 94520
Contra Costa County (269) 210-9030
MOLLY ELIZABETH HONGOLA
Social Worker
1420 WILLOW PASS RD # 200
CONCORD, CA 94520
Contra Costa County (831) 428-2401
AMALIA GRATTERI ACSW
Social Worker
1420 WILLOW PASS RD # 200
CONCORD, CA 94520
Contra Costa County (925) 521-5155
HEATHER NICOLE PEEBLES LCSW
Social Worker (Clinical)
1420 WILLOW PASS RD # 200
CONCORD, CA 94520
Contra Costa County (925) 521-5151
DARWIN DEROSANS
Day Training/Habilitation Specialist
1420 WILLOW PASS RD # 200
CONCORD, CA 94520
Contra Costa County (415) 367-5691
HEATHER LYNN HANSEN ASW
Social Worker (Clinical)
1420 WILLOW PASS RD # 200
CONCORD, CA 94520
Contra Costa County (925) 521-5153
MS. YOSHIKO MURAI LMFT
Marriage & Family Therapist
1420 WILLOW PASS RD # 200
CONCORD, CA 94520
Contra Costa County (925) 646-5480
KAREN RAMIREZ
Counselor (Mental Health)
1420 WILLOW PASS RD # 200
CONCORD, CA 94520
Contra Costa County (925) 646-5480

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 John Rostkowski's NPI number?

The NPI number for John Rostkowski is 1861424665. It was assigned to this individual provider in the NPPES registry on July 6, 2006.

Where is John Rostkowski located?

John Rostkowski practices at 1420 Willow Pass Rd # 200, Concord, CA 94520. The listed phone number is (925) 899-3883.

What is John Rostkowski's specialty?

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

Is John Rostkowski enrolled in Medicare?

Yes. John Rostkowski 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 John Rostkowski was last updated on March 1, 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.