DR. REGINALD G M ABRAHAM (M D) – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1720042864

DR. REGINALD G M ABRAHAM (M D) is a healthcare provider. based in Fountain valley, California. specializing in CARDIAC SURGERY, THORACIC SURGERY, VASCULAR SURGERY. They hold the professional credentials M D. They hold a License No. A75917 (CA). The NPI Number for DR. REGINALD G M ABRAHAM (M D) is 1720042864

Main info

Male
Sole Proprietor
36 Years Of Experience
Accepts Medicare Assignment
Name
DR. REGINALD G M ABRAHAM (M D)
NPI
1720042864
Phone
(714) 549-5990
Address
11100 WARNER AVE
Enumeration Date
14 April 2006
Last Update Date
5 June 2012

Doctor Profile

Medical School Name
OTHER
Secondary Phone
7145495990
Graduation Year
1990 (36 years ago)
PAC ID
3577512003
Professional Enrollment ID
I20050124000171
Address ID
CA927087512FO11100AVEX303
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness75
Years active:20State licenses:1Digital endpointsOther names

265 CARDIAC SURGERY in CA

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Provider Addresses for DR. REGINALD G M ABRAHAM (M D)

  • Medical Offices, 11100, Warner Avenue, Fountain Valley, Orange County, California, 92708, United States

    SUITE 258

    FOUNTAIN VALLEY, CA 927087506

    Phone: (714) 549-5990

    Fax: (714) 845-0041

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 193 Open Payments records for all available years, with a total value of $83,590.

Total Amount is formed as General ($83,590) + Research ($0) + Ownership ($0) = $83,590.

Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Smith+Nephew, Inc. ($57,038).

Total Amount

$83,590

General + Research + Ownership

Payments

193

Total payment records

General Amount

$83,590

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-17

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2005-01-24

PECOS data refreshed: 2026-06-15

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20050124000171ICardiac SurgeryCATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 92708)

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Provider's Procedures

DR. REGINALD G M ABRAHAM (M D) performs procedures in CARDIAC SURGERY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
CARDIAC SURGERYCA71250CT scan chest1515

Reviews

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Frequently asked questions

What NPI should I save for DR. REGINALD G M ABRAHAM (M D)?
Save NPI 1720042864 if you need a stable reference for DR. REGINALD G M ABRAHAM (M D).
Does this profile mean DR. REGINALD G M ABRAHAM (M D) is currently active?
Yes — DR. REGINALD G M ABRAHAM (M D) appears active in the national provider directory.
What field does DR. REGINALD G M ABRAHAM (M D) work in?
You can think of DR. REGINALD G M ABRAHAM (M D) as practicing within Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician. Clinical services aligned with this taxonomy classification.
What location metadata exists for DR. REGINALD G M ABRAHAM (M D)?
The page summarizes Fountain Valley, California for DR. REGINALD G M ABRAHAM (M D); expand the address list for detail.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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