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GARY E. MARSH M.D.
NPI 1639116296
Internal Medicine - Cardiovascular Disease in Downey, CA

Active since June 01, 2006PECOS Enrolled
9040 TELEGRAPH RD, DOWNEY, CA 90240(562) 861-0954(562) 231-1904 Get Directions Write a Review

NPPES record last updated: July 29, 2011. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Gary E. Marsh M.d. NPPES

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

GARY E. MARSH M.D. (NPI 1639116296) is an individual cardiovascular disease provider in Downey, California, licensed in California (A20613) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1639116296
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameGARY E. MARSHCredential: M.D.
Location Address9040 TELEGRAPH RDDowney, CA 90240-2393
Mailing AddressDept La 23039Pasadena, CA 91185-3039 · (562) 282-4038 · Fax (562) 658-3397
Phone(562) 861-0954
Fax(562) 231-1904
Sole ProprietorYes
Enumeration DateJune 1, 2006
Last NPPES UpdateJuly 29, 2011
✔ NPI 1639116296 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in CA · A20613
Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

9040 TELEGRAPH RD, Downey, CA 90240
Open in Google Maps ↗

Other Identifiers 8

Medicaid00A206130CA
Other110060914Railroad
Medicare PINWA20613RCA
Medicare PINWA20613PCA
Other00A206130Blue Shield Id #
Medicare UPINA22232
Medicare PINWA20613NCA
Medicare PINWA20613QCA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gary E. Marsh M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90240 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

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

MARSHALL A. KAHN M.D.
Family Medicine
9040 TELEGRAPH RD, SUITE 102
DOWNEY, CA 90240
Los Angeles County (562) 927-0033
JOHN K SHAIB MD
Internal Medicine (Nephrology)
9040 TELEGRAPH RD, SITE 100
DOWNEY, CA 90240
Los Angeles County (562) 861-0954
ENRIQUE ROBLES M.D.
Family Medicine
9040 TELEGRAPH RD, SUITE 102
DOWNEY, CA 90240
Los Angeles County (562) 927-0033

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 Gary Marsh's NPI number?

The NPI number for Gary Marsh is 1639116296. It was assigned to this individual provider in the NPPES registry on June 1, 2006.

Where is Gary Marsh located?

Gary Marsh practices at 9040 Telegraph Rd, Downey, CA 90240. The listed phone number is (562) 861-0954.

What is Gary Marsh's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Gary Marsh enrolled in Medicare?

Yes. Gary Marsh is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gary Marsh was last updated on July 29, 2011. NPI Profile syncs with the weekly NPPES data releases published by CMS.