STEPHEN B. MARTINEZ MD
NPI 1386729044
Dermatology in Fremont, CA

Active since October 25, 2006PECOS EnrolledAccepts Medicare Assignment
39400 PASEO PADRE PKWY, FREMONT, CA 94538(510) 795-3000 Get Directions Write a Review

NPPES record last updated: December 13, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Stephen B. Martinez Md NPPES

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

STEPHEN B. MARTINEZ MD (NPI 1386729044) is an individual dermatology provider in Fremont, California, licensed in California (A64598) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of University Of California, Davis School Of Medicine (1996).

NPPES Registry Identity

NPI1386729044
Entity TypeIndividualMale
Primary Taxonomy207N00000X
Provider Legal NameSTEPHEN B. MARTINEZCredential: MD
Location Address39400 PASEO PADRE PKWYFremont, CA 94538-2310
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3466 · (510) 625-6262
Sole ProprietorNo
Medical School CMSUniversity Of California, Davis School Of MedicineGraduated 1996
Enumeration DateOctober 25, 2006
Last NPPES UpdateDecember 13, 2021
NPI 1386729044 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License Licensed in CA · A64598
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
39400 PASEO PADRE PKWY, Fremont, CA 94538

Other Identifiers 1

Medicaid00A645980CA

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

Stephen B. Martinez Md 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 ID547446445
PECOS Enrollment IDI20110510000576
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 94538 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
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.

Family Medicine
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Pharmacist
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Internal Medicine
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Registered Nurse (Women's Health Care, Ambulatory)
39400 PASEO PADRE PKWY, EMBARCADERO OB/GYN
FREMONT, CA 94538
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Internal Medicine
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Internal Medicine
39400 PASEO PADRE PKWY
FREMONT, CA 94538
Dietitian, Registered
39400 PASEO PADRE PKWY
FREMONT, CA 94538

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 Stephen Martinez's NPI number?

The NPI number for Stephen Martinez is 1386729044. It was assigned to this individual provider in the NPPES registry on October 25, 2006.

Where is Stephen Martinez located?

Stephen Martinez practices at 39400 Paseo Padre Pkwy, Fremont, CA 94538. The listed phone number is (510) 795-3000.

What is Stephen Martinez's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Stephen Martinez enrolled in Medicare?

Yes. Stephen Martinez 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 Stephen Martinez was last updated on December 13, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.