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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KHAN ANESTHESIA CRITICAL CARE AND PAIN MEDICINE INC
NPI 1083470900
Anesthesiology in Newport Beach, CA

Active since February 27, 2024
3501 JAMBOREE RD STE 1200, NEWPORT BEACH, CA 92660(949) 988-7888 Get Directions Write a Review

NPPES record last updated: September 24, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Khan Anesthesia Critical Care And Pain Medicine Inc NPPES

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

KHAN ANESTHESIA CRITICAL CARE AND PAIN MEDICINE INC (NPI 1083470900) is a healthcare organization registered as an anesthesiology in Newport Beach, California and active in the NPI registry since February 2024. The organization lists Alia Kattan, Owner, as its authorized official.

NPPES Registry Identity

NPI1083470900
Entity TypeOrganization
Primary Taxonomy207L00000X
Legal Business NameKHAN ANESTHESIA CRITICAL CARE AND PAIN MEDICINE INC
Location Address3501 JAMBOREE RD STE 1200Newport Beach, CA 92660-2904
Mailing Address625 Cardiff ReefCosta Mesa, CA 92627-7742 · (650) 557-6646
Phone(949) 988-7888
Organization SubpartNo
Authorized OfficialAlia KattanOwner · (650) 557-6646
Enumeration DateFebruary 27, 2024
Last NPPES UpdateSeptember 24, 2026
NPPES CertifiedSeptember 24, 2026
✔ NPI 1083470900 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedAnesthesiology · Critical Care MedicineTaxonomy 207LC0200X
3501 JAMBOREE RD STE 1200, Newport Beach, CA 92660
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Khan Anesthesia Critical Care And Pain Medicine Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

8

Medicare enrollment records show 8 clinicians reassign Medicare billing to Khan Anesthesia Critical Care And Pain Medicine Inc, which bills Medicare for the services they deliver. Of these, 1 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (8)

Katherine Quintana, MD
Anesthesiology
NPI 1255448726
16300 SAND CANYON AVE STE 506
Irvine, CA 92618
(949) 753-6070
✔ PECOS✔ Accepts Medicare5.4 mi
Sarah Vitug, MD, MPHIL
Anesthesiology
NPI 1609404557
800 S MAIN ST
Corona, CA 92882
(951) 737-4343
✔ PECOS✔ Accepts Medicare23 mi
Mina Kazemian, DO
Anesthesiology
NPI 1306330063
800 S MAIN ST
Corona, CA 92882
(951) 737-4343
✔ PECOS✔ Accepts Medicare23 mi
Ayman Ads, M.D.
Anesthesiology
NPI 1467488023
8945 MAGNOLIA AVE STE 200
Riverside, CA 92503
(951) 688-7270
✔ PECOS✔ Accepts Medicare31 mi
Sameer Khan, M.D.
Anesthesiology
NPI 1316388606
1500 SAN PABLO ST
Los Angeles, CA 90033
(323) 442-7400
✔ PECOS✔ Accepts Medicare34 mi
Hisham Maassarani, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1043788615
9961 SIERRA AVE
Fontana, CA 92335
(909) 302-4886
✔ Accepts Medicare38 mi
Christina Nguyen, MD
Anesthesiology
NPI 1124447115
757 WESTWOOD PLZ RM B713
Los Angeles, CA 90095
(310) 825-8307
✔ PECOS✔ Accepts Medicare44 mi
Alia Kattan, M.D.
Anesthesiology
NPI 1073955191
300 PASTEUR DR
Palo Alto, CA 94305
(650) 723-4000
✔ PECOS✔ Accepts Medicare356 mi

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

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 Khan Anesthesia Critical Care And Pain Medicine Inc's NPI number?

The NPI number for Khan Anesthesia Critical Care And Pain Medicine Inc is 1083470900. It was assigned to this organization in the NPPES registry on February 27, 2024.

Where is Khan Anesthesia Critical Care And Pain Medicine Inc located?

Khan Anesthesia Critical Care And Pain Medicine Inc is located at 3501 Jamboree Rd Ste 1200, Newport Beach, CA 92660. The listed phone number is (949) 988-7888.

What is Khan Anesthesia Critical Care And Pain Medicine Inc's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Khan Anesthesia Critical Care And Pain Medicine Inc enrolled in Medicare?

Yes. Khan Anesthesia Critical Care And Pain Medicine Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Khan Anesthesia Critical Care And Pain Medicine Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 8 clinicians in 2 Medicare specialties reassign their Medicare billing to Khan Anesthesia Critical Care And Pain Medicine Inc. A 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 the clinician's services. The largest specialties are Anesthesiology (7) and Certified Registered Nurse Anesthetist (CRNA) (1). Of these, 1 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Khan Anesthesia Critical Care And Pain Medicine Inc was last updated on September 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 38 days 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.