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DR. SHIREENA DESAI M.D.
NPI 1144457995
Internal Medicine - Gastroenterology in Irvine, CA

Active since June 19, 2009PECOS EnrolledAccepts Medicare Assignment
6650 ALTON PKWY, GASTROENTEROLOGY, MOB 2, IRVINE, CA 92618(949) 932-5000 Get Directions Write a Review

NPPES record last updated: November 29, 2021. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Nov 29, 2021, Mar 27, 2016 (2 updates tracked since 2016).

About Dr. Shireena Desai M.d. NPPES

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

DR. SHIREENA DESAI M.D. (NPI 1144457995) is an individual gastroenterology provider in Irvine, California, licensed in California (A114928) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS and is a graduate of University Of California, Irvine, California College Of Medicine (2009).

NPPES Registry Identity

NPI1144457995
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameDR. SHIREENA DESAICredential: M.D.
Location Address6650 ALTON PKWY, GASTROENTEROLOGY, MOB 2Irvine, CA 92618-3734
Mailing Address6650 Alton Pkwy, Gastroenterology, Mob 2Irvine, CA 92618-3734 · (949) 932-5000
Phone(949) 932-5000
Sole ProprietorNo
Medical School CMSUniversity Of California, Irvine, California College Of MedicineGraduated 2009
Enumeration DateJune 19, 2009
Last NPPES UpdateNovember 29, 20212 updates tracked since enumeration
✔ NPI 1144457995 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · A114928
Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

6650 ALTON PKWY, Irvine, CA 92618
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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. Shireena Desai 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 ID1658689880
PECOS Enrollment IDI20151007002356
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 92618 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.

MRS. ANGELA HOU LIANG NP
Nurse Practitioner (Women's Health)
6650 ALTON PKWY
IRVINE, CA 92618
Orange County (949) 932-5000
TIFFANY LINN CHAVES
Dietitian, Registered
6650 ALTON PKWY
IRVINE, CA 92618
Orange County (949) 636-5011
NANCY A ROUSE CNM
Advanced Practice Midwife
6650 ALTON PKWY
IRVINE, CA 92618
Orange County (888) 988-2800
KAISER FOUNDATION HEALTH PLAN INC
Pharmacy (Compounding Pharmacy)
6650 ALTON PKWY, BLDG 2 FL 4 RM 4262
IRVINE, CA 92618
Orange County (949) 932-2530
DR. JENNIFER MICHELLE NEEPER M.D.
Obstetrics & Gynecology
6650 ALTON PKWY, MOB 2
IRVINE, CA 92618
Orange County (949) 932-5000
DR. IVY JAZEL NUCUM
Pharmacist
6650 ALTON PKWY
IRVINE, CA 92618
Orange County (949) 932-5090
TRAM LUONG-PHAM
Pharmacist
6650 ALTON PKWY, 1ST FLOOR OUTPATIENT PHARMACY
IRVINE, CA 92618
Orange County (949) 932-5090
MR. KENNETH MCLAIN RPH
Pharmacist
6650 ALTON PKWY
IRVINE, CA 92618
Orange County (949) 932-5090

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 Shireena Desai's NPI number?

The NPI number for Shireena Desai is 1144457995. It was assigned to this individual provider in the NPPES registry on June 19, 2009.

Where is Shireena Desai located?

Shireena Desai practices at 6650 Alton Pkwy Gastroenterology, Mob 2, Irvine, CA 92618. The listed phone number is (949) 932-5000.

What is Shireena Desai's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Shireena Desai enrolled in Medicare?

Yes. Shireena Desai 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 Shireena Desai was last updated on November 29, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.