DR. MELISSA WELCH BARKER MD
NPI 1619460151
Internal Medicine in Oakland, CA

Active since June 10, 2018
1955 SAN PABLO AVE, OAKLAND, CA 94612(510) 433-1160(510) 452-8836 Get Directions Write a Review

NPPES record last updated: June 11, 2019. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 11, 2019, Jun 16, 2018 (2 updates tracked since 2018).

About Dr. Melissa Welch Barker Md NPPES

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

DR. MELISSA WELCH BARKER MD (NPI 1619460151) is an individual internal medicine provider in Oakland, California, licensed in California (G59797) and active in the NPI registry since June 2018.

NPPES Registry Identity

NPI1619460151
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. MELISSA WELCH BARKERCredential: MD
Location Address1955 SAN PABLO AVEOakland, CA 94612-1367
Mailing Address20 Rosewood DrSan Francisco, CA 94127-2012 · (415) 203-3936
Fax(510) 452-8836
Sole ProprietorNo
Enumeration DateJune 10, 2018
Last NPPES UpdateJune 11, 20192 updates tracked since enumeration
NPI 1619460151 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CA · G59797
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

1955 SAN PABLO AVE, Oakland, CA 94612

Other Names 1

Professional Name (2)Melissa Welch Md, Mph

Other Identifiers 1

OtherG59797CA · Medical Board Of California

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Registered Nurse
1955 SAN PABLO AVE
OAKLAND, CA 94612
Social Worker (Clinical)
1955 SAN PABLO AVE
OAKLAND, CA 94612
Registered Nurse
1955 SAN PABLO AVE
OAKLAND, CA 94612
Specialist
1955 SAN PABLO AVE
OAKLAND, CA 94612
Internal Medicine (Geriatric Medicine)
1955 SAN PABLO AVE
OAKLAND, CA 94612
Licensed Vocational Nurse
1955 SAN PABLO AVE
OAKLAND, CA 94612
Program of All-Inclusive Care for the Elderly (PACE) Provider Organization
1955 SAN PABLO AVE
OAKLAND, CA 94612
Registered Nurse
1955 SAN PABLO AVE
OAKLAND, CA 94612

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 Melissa Barker's NPI number?

The NPI number for Melissa Barker is 1619460151. It was assigned to this individual provider in the NPPES registry on June 10, 2018. The provider is also known as Melissa Welch MD, Mph.

Where is Melissa Barker located?

Melissa Barker practices at 1955 San Pablo Ave, Oakland, CA 94612. The listed phone number is (510) 433-1160.

What is Melissa Barker's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Melissa Barker was last updated on June 11, 2019. NPI Profile syncs with the weekly NPPES data releases published by CMS.