Skip to content
NPISignal

Individual Healthcare Provider

Madhav Vissa

NPI Record: ActivePediatrics — Pediatric Hematology-Oncology
NPI1174941991
Oakland, California

Provider's NPPES record last updated: August 6, 2023

Overview

Entity Type
Individual Healthcare Provider
NPI
1174941991
Primary Specialty
Pediatrics — Pediatric Hematology-Oncology
Practice Location
Oakland, California
Sole Proprietor
Yes

Federal Screening

NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.

List of Excluded Individuals/Entities (LEIE)

HHS Office of Inspector General

No potential match identified

No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.

Source data
September 10, 2026
Records indexed
84,001
Screened
Sep 18, 2026, 1:53 PM UTC

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

SAM.gov Exclusions

U.S. General Services Administration

Not checked

SAM.gov Exclusions was not checked.

SAM.gov screening is not configured on this deployment. No SAM check has been performed.

Screened
Not checked

This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

  • Pediatrics

    Pediatric Hematology-Oncology

    Allopathic & Osteopathic Physicians

    Primary

    A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.

    Taxonomy code 2080P0207X
  • Internal Medicine

    Allopathic & Osteopathic Physicians

    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.

    Taxonomy code 207R00000X
  • Internal Medicine

    Hematology & Oncology

    Allopathic & Osteopathic Physicians

    An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

    Taxonomy code 207RH0003X

Provider-Reported License Information

Pediatrics (California)
A154321
Internal Medicine (California)
A154321
Internal Medicine (California)
A154321
License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

Practice Locations

Practice Location

747 52nd Street

Oakland, California 94609

Phone: (510) 428-3000

Additional Practice Location

995 Potrero Avenue

Bldg. 80 Ward 86

San Francisco, California 94110

Phone: (628) 206-2407

Additional Practice Location

4401 Penn Ave

Aob Suite 5400

Pittsburgh, Pennsylvania 15224-1334

Phone: (412) 692-5285

Record Information

Enumeration Date
March 29, 2014
Provider's NPPES Record Last Updated
August 6, 2023
Certification Date
August 6, 2023
NPISignal NPPES Dataset
August 2026

See Something Wrong?

Incorrect provider information

Everything on this page comes directly from the NPPES data CMS publishes. NPISignal cannot edit a provider's record — only the provider or organization can, directly through NPPES.

Update a record through NPPES

Something wrong with this page?

If NPISignal is displaying this data incorrectly — a formatting error, a broken link, a mismatch with the source file — let us know.

Report a display issue