RALSTON R. MARTIN MD
NPI 1942388780
Internal Medicine - Gastroenterology in Vallejo, CA

Q: What is Ralston Martin's NPI number?

The NPI number for Ralston Martin is 1942388780. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Q: What is Ralston Martin's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Ralston Martin was last updated on December 22, 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.

Active since November 01, 2006PECOS Enrolled

975 SERENO DR, VALLEJO, CA 94589(707) 651-1000 Get Directions Write a Review

NPPES record last updated: December 22, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Ralston R. Martin Md NPPES

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

RALSTON R. MARTIN MD (NPI 1942388780) is an individual gastroenterology provider in Vallejo, California, licensed in California (G72984) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1942388780

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameRALSTON R. MARTINCredential: MD

Location Address975 SERENO DRVallejo, CA 94589-2441

Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3466 · (510) 625-6262

Phone(707) 651-1000

Sole ProprietorNo

Enumeration DateNovember 1, 2006

Last NPPES UpdateDecember 22, 2021

✔ NPI 1942388780 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in CA · G72984

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

975 SERENO DR, Vallejo, CA 94589

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Other Identifiers 1

Medicaid00G729840CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ralston R. Martin Md 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 94589 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

$145.83 typical visit price

range $65.02 – $191.95

Typical copayment $36.45 (range $16.25 – $47.98)

Most-billed visit code 99204

Established Patient

$113.05 typical visit price

range $21.86 – $157.69

Typical copayment $28.26 (range $5.46 – $39.42)

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.

DR. ROBERTA YIWUN WANG M.D.

Physical Medicine & Rehabilitation