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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. ARTHUR L.M. SWISLOCKI M.D.
NPI 1043294705
Internal Medicine - Endocrinology, Diabetes & Metabolism in Martinez, CA

Active since December 05, 2005PECOS Enrolled
150 MUIR RD, VANCHCS MEDICAL SERVICE (612/111), MARTINEZ, CA 94553(925) 372-2070(925) 372-2185 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Arthur L.m. Swislocki M.d. NPPES

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

DR. ARTHUR L.M. SWISLOCKI M.D. (NPI 1043294705) is an individual endocrinology, diabetes & metabolism provider in Martinez, California, licensed in California (G42990) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1043294705
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameDR. ARTHUR L.M. SWISLOCKICredential: M.D.
Location Address150 MUIR RD, VANCHCS MEDICAL SERVICE (612/111)Martinez, CA 94553-4668
Mailing Address150 Muir Rd, Vanchcs Medical Service (612/111)Martinez, CA 94553-4668 · (925) 372-2070 · Fax (925) 372-2185
Phone(925) 372-2070
Fax(925) 372-2185
Sole ProprietorNo
Enumeration DateDecember 5, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1043294705 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in CA · G42990
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
150 MUIR RD, Martinez, CA 94553
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Arthur L.m. Swislocki M.d. 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94553 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
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.

SAHIBA SINGH CHOWDHARY PSYD
Psychologist (Clinical)
150 MUIR RD
MARTINEZ, CA 94553
Contra Costa County (925) 372-2557
NESLIHAN JAMES-KANGAL PHD
Psychologist
150 MUIR RD
MARTINEZ, CA 94553
Contra Costa County (925) 370-4783
DR. BERNADETTE M DUGONI PHARM D
Pharmacist
150 MUIR RD
MARTINEZ, CA 94553
Contra Costa County (925) 372-2390
PAMELA ADHLAKHA
Occupational Therapist
150 MUIR RD
MARTINEZ, CA 94553
Contra Costa County (925) 370-4751
DR. ASHIQ MATHEW GEORGE M.D.
Psychiatry & Neurology (Psychiatry)
150 MUIR RD, MENTAL HEALTH CLINIC (116)
MARTINEZ, CA 94553
Contra Costa County (925) 372-2000
UMELO UGWOABA PHD, MPH
Psychologist
150 MUIR RD
MARTINEZ, CA 94553
Contra Costa County (925) 372-2558
BRENT RICHARD FERM PHD
Psychologist
150 MUIR RD, MENTAL HEALTH
MARTINEZ, CA 94553
Contra Costa County (925) 372-2105
DR. MATTHEW S. FALK MD
Nuclear Medicine
150 MUIR RD, VA NORTHERN CALIFORNIA HEALTH CARE SYSTEM
MARTINEZ, CA 94553
Contra Costa County (925) 372-2124

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 Arthur Swislocki's NPI number?

The NPI number for Arthur Swislocki is 1043294705. It was assigned to this individual provider in the NPPES registry on December 5, 2005.

Where is Arthur Swislocki located?

Arthur Swislocki practices at 150 Muir Rd Vanchcs Medical Service (612/111), Martinez, CA 94553. The listed phone number is (925) 372-2070.

What is Arthur Swislocki's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Arthur Swislocki enrolled in Medicare?

Yes. Arthur Swislocki is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Arthur Swislocki was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days 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.