Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1205807864 Individual Practitioner Male Practitioner

Dr. Robert J Roth , MD

Dermatology • Fremont, CA

Professional Overview & Biography Verified Profile Summary

Dr. Robert Roth, MD is a registered healthcare professional specializing in Dermatology in Fremont, CA. Practice services are available at 2557 MOWRY AVE under active NPI credentials.

Frequently performed procedures and clinical services include removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks, repair of wound (2.6 to 5.0 centimeters) of face, ears, eyelids, nose, lips, and/or mouth, removal and microscopic exam of growth of head, neck, hands, feet, or genitals. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2557 Mowry Ave
Ste 34

Fremont, CA 94538

Telephone 5107974111
Fax 4107973320
Associated Practice Facility / Clinic
🏢 Washington Medical Group Facility NPI 1225062532

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Fremont, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 27.0 Yrs
State Avg: 24.9 Yrs
Regional Practice Density
15 Specialists

Practicing in Fremont, CA (2182 Statewide)

Telehealth Adoption Rate
20.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
2.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2020)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
17311 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks
22 21 $793.36 $774.02

Medical Specialties & State Licenses

Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License CA C25011

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.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

4 Associated Practitioners
NPI 1235109893

Doctor of Medicine (M.D.)

NPI 1326018987

Doctor of Medicine (M.D.)

Andrea Caro , PA

Physician Assistant

NPI 1700602810

Physician Assistant

Tiffany Nguyen , PA-C

Physician Assistant

NPI 1932832714

Physician Assistant (Certified)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 2557 MOWRY AVE, STE 34, FREMONT, CA 94538 (Tel: 5107974111)

📍
Updated Business Mailing Address July 08, 2007

Registered at 2557 MOWRY AVE, STE 34, FREMONT, CA 94538 (Tel: 5107974111)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as ROBERT ROTH, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Dermatology (License #C25011 in CA)

🟢
Initial NPI Registration & Enumeration January 31, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1205807864
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 31, 2006
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

2557 Mowry Ave, Ste 34

Fremont, CA 94538

Phone: 5107974111

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.