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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

THOMAS OWEN MALONEY MD
NPI 1275533887
Internal Medicine in Petaluma, CA

Active since July 26, 2005
108 LYNCH CREEK WAY, #5, PETALUMA, CA 94954(707) 763-6585(707) 763-2788 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Thomas Owen Maloney Md NPPES

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

THOMAS OWEN MALONEY MD (NPI 1275533887) is an individual internal medicine provider in Petaluma, California, licensed in California (C27620) and active in the NPI registry since July 2005.

NPPES Registry Identity

NPI1275533887
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTHOMAS OWEN MALONEYCredential: MD
Location Address108 LYNCH CREEK WAY, #5Petaluma, CA 94954-2357
Mailing Address108 Lynch Creek Way, #5Petaluma, CA 94954-2357 · (707) 763-6585 · Fax (707) 763-2788
Phone(707) 763-6585
Fax(707) 763-2788
Sole ProprietorNo
Enumeration DateJuly 26, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1275533887 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 · C27620
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.
108 LYNCH CREEK WAY, Petaluma, CA 94954
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Other Identifiers 1

Medicaid00C276200CA

Other Providers at the Same Location NPPES 6

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

DR. MICHAEL ALAN JOHNSON DPM
Podiatrist
108 LYNCH CREEK WAY, SUITE 3
PETALUMA, CA 94954
Sonoma County (707) 763-2253
A.S.LALITH MOHAN M.D. PROF. INC
Internal Medicine (Cardiovascular Disease)
108 LYNCH CREEK WAY, #3
PETALUMA, CA 94954
Sonoma County (707) 762-5078
NIKOLA YULIEV LOZANOV MD
Family Medicine
108 LYNCH CREEK WAY, SUITE 4
PETALUMA, CA 94954
Sonoma County (707) 782-1244
ST JUDE HOSPITAL YORBA LINDA
Podiatrist
108 LYNCH CREEK WAY, SUITE 3
PETALUMA, CA 94954
Sonoma County (707) 763-7403
FARID OSMAN MD
Internal Medicine (Nephrology)
108 LYNCH CREEK WAY, SUITE
PETALUMA, CA 94954
Sonoma County (707) 765-3343
DR. ADAMANE S LALITH MOHAN M.D.
Internal Medicine (Cardiovascular Disease)
108 LYNCH CREEK WAY, SUITE 3
PETALUMA, CA 94954
Sonoma County (707) 762-5078

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 Thomas Maloney's NPI number?

The NPI number for Thomas Maloney is 1275533887. It was assigned to this individual provider in the NPPES registry on July 26, 2005.

Where is Thomas Maloney located?

Thomas Maloney practices at 108 Lynch Creek Way #5, Petaluma, CA 94954. The listed phone number is (707) 763-6585.

What is Thomas Maloney'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 Thomas Maloney was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 days 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.