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ELLEN MERENBACH MD
NPI 1578635306
Internal Medicine in Santa Rosa, CA

Active since November 15, 2006
401 BICENTENNIAL WAY, SANTA ROSA, CA 95403(707) 571-4000 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ellen Merenbach Md NPPES

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

ELLEN MERENBACH MD (NPI 1578635306) is an individual internal medicine provider in Santa Rosa, California, licensed in California (G33602) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1578635306
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameELLEN MERENBACHCredential: MD
Location Address401 BICENTENNIAL WAYSanta Rosa, CA 95403-2149
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3429 · (510) 625-6262
Phone(707) 571-4000
Sole ProprietorNo
Enumeration DateNovember 15, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1578635306 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 · G33602
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.
401 BICENTENNIAL WAY, Santa Rosa, CA 95403
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Other Names 1

Former Name (1)Ellen Rae Grossman

Other Identifiers 3

Medicare UPINA89555
Medicaid00G336020CA
Medicare ID-Type Unspecified00G336020

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.

MS. JESSICA ANNE RUTLAND R.D.
Dietitian, Registered
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Sonoma County (707) 393-4787
KURT FALKENBERG P.T.
Physical Therapist
401 BICENTENNIAL WAY, EAST BUILDING, SUITE 190
SANTA ROSA, CA 95403
Sonoma County (707) 571-3352
DELILAH PATTERSON CRNA
Nurse Anesthetist, Certified Registered
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Sonoma County (707) 393-4616
KRISZTINA J. BALAZS MD
Pediatrics
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Sonoma County (707) 571-4000
JOHN F. KUNKEL MD
Pathology (Anatomic Pathology)
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Sonoma County (707) 571-4000
CRISTINA COREY SCHROEN LCSW
Social Worker (Clinical)
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Sonoma County (707) 571-2536
JIE GIOK RAHARDJA PHARMD
Pharmacist
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Sonoma County (707) 393-4652
CONOR WILLIAM BOWMAN PHARM.D.
Pharmacist
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Sonoma County (818) 522-1238

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 Ellen Merenbach's NPI number?

The NPI number for Ellen Merenbach is 1578635306. It was assigned to this individual provider in the NPPES registry on November 15, 2006. The provider is also known as Ellen Rae Grossman.

Where is Ellen Merenbach located?

Ellen Merenbach practices at 401 Bicentennial Way, Santa Rosa, CA 95403. The listed phone number is (707) 571-4000.

What is Ellen Merenbach'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 Ellen Merenbach was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.