RONALD BERNARD ELKIN,MD A MEDICAL CORPORATION
NPI 1427301886
Internal Medicine - Pulmonary Disease in San Francisco, CA

Q: What is Ronald Bernard Elkin,md A Medical Corporation's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Active since October 23, 2012

2100 WEBSTER ST, SUITE 314, SAN FRANCISCO, CA 94115(415) 331-8390 Get Directions Write a Review

NPPES record last updated: March 12, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Ronald Bernard Elkin,md A Medical Corporation NPPES

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

RONALD BERNARD ELKIN,MD A MEDICAL CORPORATION (NPI 1427301886) is a healthcare organization registered as a pulmonary disease in San Francisco, California and active in the NPI registry since October 2012. The organization lists Marsha Summers, Ceo, as its authorized official.

NPPES Registry Identity

NPI1427301886

Entity TypeOrganization

Primary Taxonomy207RP1001X

Legal Business NameRONALD BERNARD ELKIN,MD A MEDICAL CORPORATION

Location Address2100 WEBSTER ST, SUITE 314San Francisco, CA 94115-2373

Mailing Address175 N Redwood Dr, Suite 275San Rafael, CA 94903-1972

Phone(415) 331-8390

Organization SubpartNo

Authorized OfficialMarsha SummersCeo · (415) 331-8390

Enumeration DateOctober 23, 2012

Last NPPES UpdateMarch 12, 2013

✔ NPI 1427301886 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RP1001X

Definition

An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

2100 WEBSTER ST, San Francisco, CA 94115

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Other Identifiers 1

Other1124110804CA · Npi

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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.

JACK C ROSE

Psychiatry & Neurology (Neurology)

2100 WEBSTER ST, 4TH FLOOR
SAN FRANCISCO, CA 94115

San Francisco County (415) 600-5760

RUSSELL D WOO M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery)

2100 WEBSTER ST
SAN FRANCISCO, CA 94115

San Francisco County (415) 923-3004

DR. STAFFORD J DUHN DDS

Dentist (General Practice)

2100 WEBSTER ST, SUITE 325
SAN FRANCISCO, CA 94115

San Francisco County (415) 923-3034

DR. RICKI POLLYCOVE M.D., M.H.S.

Obstetrics & Gynecology (Gynecology)

2100 WEBSTER ST, STE. 508
SAN FRANCISCO, CA 94115

San Francisco County (415) 923-3390

OLGA HIDCHENKO NP

Clinical Nurse Specialist (Women's Health)

2100 WEBSTER ST, SUITE 319
SAN FRANCISCO, CA 94115

San Francisco County (415) 923-3123

DR. DAVID R MINOR MD

Internal Medicine (Medical Oncology)

2100 WEBSTER ST, #326
SAN FRANCISCO, CA 94115

San Francisco County (415) 885-8600

DR. PEDRO JOSE RUIZ M.D., PH.D.

Internal Medicine (Rheumatology)

2100 WEBSTER ST, SUITE 112
SAN FRANCISCO, CA 94115

San Francisco County (415) 923-3060

JONATHAN KAPLAN MD INC

Plastic Surgery

2100 WEBSTER ST, SUITE 429
SAN FRANCISCO, CA 94115

San Francisco County (415) 923-3005

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 Ronald Bernard Elkin,md A Medical Corporation's NPI number?

The NPI number for Ronald Bernard Elkin,md A Medical Corporation is 1427301886. It was assigned to this organization in the NPPES registry on October 23, 2012.

Where is Ronald Bernard Elkin,md A Medical Corporation located?

Ronald Bernard Elkin,md A Medical Corporation is located at 2100 Webster St Suite 314, San Francisco, CA 94115. The listed phone number is (415) 331-8390.

What is Ronald Bernard Elkin,md A Medical Corporation's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

When was this NPI record last updated?

The NPPES record for Ronald Bernard Elkin,md A Medical Corporation was last updated on March 12, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.