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JOSEPH JOHN KOSMACH DO
NPI 1801233911
Psychiatry & Neurology - Psychiatry in San Diego, CA

Active since May 30, 2013PECOS Enrolled
7850 VISTA HILL AVE, SAN DIEGO, CA 92123(619) 294-4119(619) 295-5044 Get Directions Write a Review

NPPES record last updated: March 18, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 18, 2019, Mar 15, 2019 (2 updates tracked since 2019).

About Joseph John Kosmach Do NPPES

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

JOSEPH JOHN KOSMACH DO (NPI 1801233911) is an individual psychiatry provider in San Diego, California, licensed in California (20A16558) and active in the NPI registry since May 2013. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1801233911
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameJOSEPH JOHN KOSMACHCredential: DO
Location Address7850 VISTA HILL AVESan Diego, CA 92123-2717
Mailing Address7850 Vista Hill AveSan Diego, CA 92123-2717 · (619) 294-4119 · Fax (619) 295-5044
Phone(619) 294-4119
Fax(619) 295-5044
Sole ProprietorYes
Enumeration DateMay 30, 2013
Last NPPES UpdateMarch 18, 20192 updates tracked since enumeration
✔ NPI 1801233911 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 · 20A16558
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.
7850 VISTA HILL AVE, San Diego, CA 92123
Open in Google Maps ↗

Other Identifiers 1

Other20A16558CA · Medical License

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Joseph John Kosmach Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Joseph Kosmach reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Uhs Of Denver, Inc.
827 mi
Family
8565 POPLAR WAY
Highlands Ranch, CO 80130
  • Reassigned Medicare billing, Colorado enrollment
  • 36 clinicians in this Medicare group
NPI 1083227540 (720) 348-2800

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92123 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
$184.71 typical visit price
range $62.10 – $184.71
Typical copayment $46.17 (range $15.52 – $46.17)
Most-billed visit code 99205
Established Patient
$76.87 typical visit price
range $20.62 – $151.42
Typical copayment $19.21 (range $5.15 – $37.85)
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.

MR. STEPHEN SEWALL CHAPIN MBA, CTRS
Recreation Therapist
7850 VISTA HILL AVE
SAN DIEGO, CA 92123
San Diego County (858) 573-8984
PSYCHIATRIC CONSULTANTS OF SAN DIEGO MEDICAL GROUP INC
Psychiatry & Neurology (Psychiatry)
7850 VISTA HILL AVE
SAN DIEGO, CA 92123
San Diego County (838) 694-8399
SAMANTHA EVANS
Social Worker (Clinical)
7850 VISTA HILL AVE
SAN DIEGO, CA 92123
San Diego County (858) 518-0160
NADIA BUKAR, A NURSING CORPORATION
Nurse Practitioner (Psychiatric/Mental Health)
7850 VISTA HILL AVE
SAN DIEGO, CA 92123
San Diego County (657) 522-2893
KRISTIN LYNN HERNANDEZ LCSW
Social Worker (Clinical)
7850 VISTA HILL AVE
SAN DIEGO, CA 92123
San Diego County (858) 836-8575
DR. ARACELI LOPEZ PHD, MPH
Psychologist
7850 VISTA HILL AVE
SAN DIEGO, CA 92123
San Diego County (858) 381-2742
DR. WASEEM MAJED KHADER D.O.
Preventive Medicine (Addiction Medicine)
7850 VISTA HILL AVE
SAN DIEGO, CA 92123
San Diego County (858) 367-0421
JOSEPH KOSMACH DO PC
Psychiatry & Neurology (Child & Adolescent Psychiatry)
7850 VISTA HILL AVE
SAN DIEGO, CA 92123
San Diego County (619) 294-4119

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 Joseph Kosmach's NPI number?

The NPI number for Joseph Kosmach is 1801233911. It was assigned to this individual provider in the NPPES registry on May 30, 2013.

Where is Joseph Kosmach located?

Joseph Kosmach practices at 7850 Vista Hill Ave, San Diego, CA 92123. The listed phone number is (619) 294-4119.

What is Joseph Kosmach's specialty?

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

Is Joseph Kosmach enrolled in Medicare?

Yes. Joseph Kosmach is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Joseph Kosmach's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joseph Kosmach reassigns Medicare benefits to Uhs Of Denver, Inc. (Highlands Ranch, CO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Joseph Kosmach's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Joseph Kosmach was last updated on March 18, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.