AHMAD RIAD JAMAL RAMADAN M.D.
NPI 1164738910
Psychiatry & Neurology - Neurocritical Care in Orange, CA

Q: What is Ahmad Riad Ramadan's NPI number?

The NPI number for Ahmad Riad Ramadan is 1164738910. It was assigned to this individual provider in the NPPES registry on August 30, 2010.

Q: What is Ahmad Riad Ramadan's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurocritical Care, with taxonomy code 2084A2900X.

Active since August 30, 2010PECOS EnrolledAccepts Medicare Assignment

101 THE CITY DR S, ORANGE, CA 92868(714) 456-8888 Get Directions Write a Review

NPPES record last updated: October 27, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Ahmad Riad Jamal Ramadan M.d. NPPES

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

AHMAD RIAD JAMAL RAMADAN M.D. (NPI 1164738910) is an individual neurocritical care provider in Orange, California, licensed in California (C201158) and active in the NPI registry since August 2010. He is enrolled in Medicare PECOS, maintains a secondary practice location in Detroit, and is a graduate of Other (2010).

NPPES Registry Identity

NPI1164738910

Entity TypeIndividualMale

Primary Taxonomy2084A2900X

Provider Legal NameAHMAD RIAD JAMAL RAMADANCredential: M.D.

Location Address101 THE CITY DR SOrange, CA 92868-3201

Mailing Address200 S Manchester AveOrange, CA 92868-3217 · (714) 456-8888

Phone(714) 456-8888

Sole ProprietorNo

Medical School CMSOtherGraduated 2010

Enumeration DateAugust 30, 2010

Last NPPES UpdateOctober 27, 2025

NPPES CertifiedOctober 27, 2025

✔ NPI 1164738910 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · Neurocritical CareAllopathic & Osteopathic Physicians

Taxonomy Code2084A2900X

License✔ Licensed in CA · C201158

Definition

The medical subspecialty of Neurocritical Care is devoted to the comprehensive, multisystem care of the critically-ill neurological patient. Like other intensivists, the neurointensivist generally assumes the primary role for coordinating the care of his or her patients in the ICU, both the neurological and medical management of the patient. They may also provide consultative services for these patients as requested within the health system.

Also ListedPsychiatry & Neurology · NeurologyTaxonomy 2084N0400X · License 430 109 7070 (MI), C201158 (CA)

101 THE CITY DR S, Orange, CA 92868

Open in Google Maps ↗

Secondary Practice Location 1

Location 12799 W Grand Blvd, Henry Ford HospitalDetroit, MI 48202-2608 · Phone (313) 452-2063

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

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

Ahmad Riad Jamal Ramadan 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 ID1850687922

PECOS Enrollment IDI20250714002371

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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

90 services44 patients

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. ANKIT BHUPENDRA PATEL D.O.

Radiology (Diagnostic Radiology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-5113

DR. LAURA CATHERINE SKOCZYLAS MD

Obstetrics & Gynecology

101 THE CITY DR S, BUILDING 56, DEPARTMENT OF OB/GYN
ORANGE, CA 92868

Orange County (714) 456-8224

MICHAEL CHENG DO

Internal Medicine (Rheumatology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-7110

AESTHETIC AND PLASTIC SURGERY INSTITUTE

Plastic Surgery

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-2986

JOSEPH VILLARREAL M.D.

Emergency Medicine

101 THE CITY DR S, BUILDING 1A, ROOM 1009
ORANGE, CA 92868

Orange County (714) 456-5239

DEMI TRAN

Psychiatry & Neurology (Neurology)

101 THE CITY DR S, CITY TOWER, SUITE 400
ORANGE, CA 92868

Orange County (171) 456-6693

DR. ISABEL CARLTON CLARK M.D.

Surgery (Trauma Surgery)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-7890

DYLAN LUKATO

Emergency Medicine

101 THE CITY DR S
ORANGE, CA 92868

Orange County (415) 218-8041

HARRY NGUYEN D.O.

Internal Medicine (Hepatology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-7002

MILLIE ARORA

Internal Medicine

101 THE CITY DR S, CITY TOWER, SUITE 400
ORANGE, CA 92868

Orange County (714) 456-5691

MIRANDA G IDEAL CRNA

Nurse Anesthetist, Certified Registered

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 880-7812

MARYAM AHMADI MD

Pathology (Clinical Pathology/Laboratory Medicine)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-8888

DR. ELIANA LIZETH GARCIA MD

Student in an Organized Health Care Education/Training Program

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-8224

DR. ANTONIO HALAIS FRANGIEH MD, MPH

Internal Medicine (Interventional Cardiology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-7890

SABRINA YASMEEN MIR MD

Student in an Organized Health Care Education/Training Program

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-5691

UC REGENTS

Internal Medicine (Allergy & Immunology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-8068

UC REGENTS

Internal Medicine (Rheumatology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-8068

MARK E WYLAM M.D.

Internal Medicine (Critical Care Medicine)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-7890

DR. LAWRENCE RICHARD FAZIOLA M.D.

Psychiatry & Neurology (Psychiatry)

101 THE CITY DR S, ROUTE 88
ORANGE, CA 92868

Orange County (714) 506-0693

SCOTT AU M.D.

Physical Medicine & Rehabilitation (Pain Medicine)

101 THE CITY DR S, BLDG 53 RM B3
ORANGE, CA 92868

Orange County (714) 456-6444

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 Ahmad Riad Ramadan's NPI number?

The NPI number for Ahmad Riad Ramadan is 1164738910. It was assigned to this individual provider in the NPPES registry on August 30, 2010.

Where is Ahmad Riad Ramadan located?

Ahmad Riad Ramadan practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-8888.

What is Ahmad Riad Ramadan's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurocritical Care, with taxonomy code 2084A2900X.

Is Ahmad Riad Ramadan enrolled in Medicare?

Yes. Ahmad Riad Ramadan 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.

What insurance does Ahmad Riad Ramadan accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, McLaren Health Plan Community and Priority Health list Ahmad Riad Ramadan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Ahmad Riad Ramadan was last updated on October 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.