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DR. RONALD JOSEPH COLLINS M.D.
NPI 1235176181
Internal Medicine in Downey, CA

Active since May 31, 2006PECOS EnrolledAccepts Medicare Assignment
9449 IMPERIAL HWY, DOWNEY, CA 90242(562) 657-4060(562) 657-2399 Get Directions Write a Review

NPPES record last updated: May 27, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Ronald Joseph Collins M.d. NPPES

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

DR. RONALD JOSEPH COLLINS M.D. (NPI 1235176181) is an individual internal medicine provider in Downey, California, licensed in California (A48184) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1985).

NPPES Registry Identity

NPI1235176181
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. RONALD JOSEPH COLLINSCredential: M.D.
Location Address9449 IMPERIAL HWYDowney, CA 90242-2814
Mailing Address9449 Imperial HwyDowney, CA 90242-2814 · (562) 657-4060 · Fax (562) 657-2399
Phone(562) 657-4060
Fax(562) 657-2399
Sole ProprietorNo
Medical School CMSOtherGraduated 1985
Enumeration DateMay 31, 2006
Last NPPES UpdateMay 27, 2025
✔ NPI 1235176181 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in CA · A48184✔ Licensed in HI · MD-6143
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.
9449 IMPERIAL HWY, Downey, CA 90242
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Other Names 1

Other Name (5)Dr. R. Joseph Collins M.d.

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Ronald Joseph Collins M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1254326424
PECOS Enrollment IDI20060706000220
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 90242 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.

DR. STEPHANIE ANNE KINGMAN ANGARITA M.D.
Surgery (Surgical Oncology)
9449 IMPERIAL HWY, ORCHARD A 309
DOWNEY, CA 90242
Los Angeles County (562) 657-2713
NIKKI DU PHARM.D.
Pharmacist (Pharmacotherapy)
9449 IMPERIAL HWY
DOWNEY, CA 90242
Los Angeles County (562) 657-2334
DR. JOON CHA PHARM.D.
Pharmacist
9449 IMPERIAL HWY
DOWNEY, CA 90242
Los Angeles County (562) 657-2026
DR. MICHAEL BENJAMIN BREWER MD
Surgery (Vascular Surgery)
9449 IMPERIAL HWY, ORCHARD MEDICAL OFFICES - BLDG A - SUITE 309
DOWNEY, CA 90242
Los Angeles County (562) 657-2751
JALPA N SHAH PT
Physical Therapist
9449 IMPERIAL HWY, GARDEN MEDICAL OFFICE, 3RD FLOOR, PM&R DEPT.
DOWNEY, CA 90242
Los Angeles County (562) 657-2212
DR. LISA KERESTEDJIAN M.D.
Internal Medicine
9449 IMPERIAL HWY
DOWNEY, CA 90242
Los Angeles County (800) 823-4040
DR. AUSTIN GODFREY EVANS D.O.
Internal Medicine
9449 IMPERIAL HWY
DOWNEY, CA 90242
Los Angeles County (626) 590-4601
KIRTISHA DANIELLE NELSON
Surgery
9449 IMPERIAL HWY
DOWNEY, CA 90242
Los Angeles County (833) 574-2273

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 Collins's NPI number?

The NPI number for Ronald Collins is 1235176181. It was assigned to this individual provider in the NPPES registry on May 31, 2006. The provider is also known as Dr. R. Joseph Collins M.D..

Where is Ronald Collins located?

Ronald Collins practices at 9449 Imperial Hwy, Downey, CA 90242. The listed phone number is (562) 657-4060.

What is Ronald Collins's specialty?

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

Is Ronald Collins enrolled in Medicare?

Yes. Ronald Collins is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Ronald Collins was last updated on May 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.