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DR. MARY RC DOOST M.D.
NPI 1902853419
Internal Medicine in Torrance, CA

Active since May 28, 2006PECOS Enrolled
2841 LOMITA BLVD, 135, TORRANCE, CA 90505(310) 784-6954(310) 326-5679 Get Directions Write a Review

NPPES record last updated: February 6, 2013. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Mary Rc Doost M.d. NPPES

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

DR. MARY RC DOOST M.D. (NPI 1902853419) is an individual internal medicine provider in Torrance, California, licensed in California (A75358) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1902853419
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARY RC DOOSTCredential: M.D.
Location Address2841 LOMITA BLVD, 135Torrance, CA 90505-5105
Mailing Address2841 Lomita Blvd, 135Torrance, CA 90505-5105 · (310) 784-6954 · Fax (310) 326-5679
Phone(310) 784-6954
Fax(310) 326-5679
Sole ProprietorYes
Enumeration DateMay 28, 2006
Last NPPES UpdateFebruary 6, 2013
✔ NPI 1902853419 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 · A75358
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.
2841 LOMITA BLVD, Torrance, CA 90505
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Other Identifiers 1

Medicare PINA75358CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mary Rc Doost 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.

Medicare Billing Reassignment

Medicare enrollment records show Mary Doost reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Torrance Health Association Inc
0.5 mi
Family Medicine
3333 SKYPARK DR, SUITE 100
Torrance, CA 90505
  • Reassigned Medicare billing, California enrollment
  • 388 clinicians in this Medicare group
NPI 1083903124 (310) 784-6300

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90505 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
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
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 20

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

SUNNY MELENDEZ MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
2841 LOMITA BLVD, SUITE 205
TORRANCE, CA 90505
Los Angeles County (310) 542-7733
EROL M KOSAR MD
Internal Medicine (Clinical Cardiac Electrophysiology)
2841 LOMITA BLVD, SUITE 100
TORRANCE, CA 90505
Los Angeles County (310) 257-0508
MR. GENE C KIM M.D.
Internal Medicine (Clinical Cardiac Electrophysiology)
2841 LOMITA BLVD, STE. 100
TORRANCE, CA 90505
Los Angeles County (310) 257-0508
DR. MATTHEW PHILLIP OSTROM M.D.
Internal Medicine (Clinical Cardiac Electrophysiology)
2841 LOMITA BLVD, SUITE 100
TORRANCE, CA 90505
Los Angeles County (310) 257-0508
MR. HOWARD H ABRAMS M.D.
Internal Medicine (Cardiovascular Disease)
2841 LOMITA BLVD, STE. 100
TORRANCE, CA 90505
Los Angeles County (310) 257-0508
MR. RAY MICHAEL WYMAN M.D.
Internal Medicine (Interventional Cardiology)
2841 LOMITA BLVD, STE. 100
TORRANCE, CA 90505
Los Angeles County (310) 257-0508
MARK LURIE M.D.
Internal Medicine (Cardiovascular Disease)
2841 LOMITA BLVD, SUITE 235
TORRANCE, CA 90505
Los Angeles County (310) 517-8950
DR. DAVID MARSHALL BLOOM M.D.
Internal Medicine (Nephrology)
2841 LOMITA BLVD, SUITE 215
TORRANCE, CA 90505
Los Angeles County (310) 379-2860

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 Mary Doost's NPI number?

The NPI number for Mary Doost is 1902853419. It was assigned to this individual provider in the NPPES registry on May 28, 2006.

Where is Mary Doost located?

Mary Doost practices at 2841 Lomita Blvd 135, Torrance, CA 90505. The listed phone number is (310) 784-6954.

What is Mary Doost's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mary Doost enrolled in Medicare?

Yes. Mary Doost is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mary Doost's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Doost reassigns Medicare benefits to Torrance Health Association Inc (Torrance, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mary Doost's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mary Doost was last updated on February 6, 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.