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DR. CHANDRAMOULI PATTABIRAMAN IYER
NPI 1447365416
Anesthesiology in Irving, TX

Active since August 20, 2006PECOS EnrolledAccepts Medicare Assignment
1220 WILLOWDALE LN, IRVING, TX 75063(972) 401-3090(214) 857-1867 Get Directions Write a Review

NPPES record last updated: December 31, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Chandramouli Pattabiraman Iyer NPPES

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

DR. CHANDRAMOULI PATTABIRAMAN IYER (NPI 1447365416) is an individual anesthesiology provider in Irving, Texas, licensed in Texas (M8730) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Ut Southwestern University Hospital - William P. Clements Jr., and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1447365416
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. CHANDRAMOULI PATTABIRAMAN IYER
Location Address1220 WILLOWDALE LNIrving, TX 75063-4476
Mailing Address1220 Willowdale LnIrving, TX 75063-4476 · (972) 401-3090 · Fax (214) 857-1867
Phone(972) 401-3090
Fax(214) 857-1867
Sole ProprietorNo
Medical School CMSOtherGraduated 1976
Enumeration DateAugust 20, 2006
Last NPPES UpdateDecember 31, 2025
NPPES CertifiedDecember 31, 2025
✔ NPI 1447365416 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in TX · M8730✔ Licensed in IN · 01046935✔ Licensed in OH · 35076055-I
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.
1220 WILLOWDALE LN, Irving, TX 75063
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Other Names 1

Other Name (5)Dr. Chandramouli Pattabirman Md, Ms, Mch, Fipp

Secondary Practice Locations 3

Location 12001 N Oregon StEl Paso, TX 79902-3320 · Phone (915) 577-6011
Location 23280 Joe Battle BlvdEl Paso, TX 79938-2622 · Phone (915) 832-2000
Location 31625 Medical Center DrEl Paso, TX 79902-5005 · Phone (915) 747-4000

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Harbor Health, Imperial Insurance Companies, Inc..Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Chandramouli Pattabiraman Iyer 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 ID143397778
PECOS Enrollment IDI20080924000392
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Chandramouli Iyer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Texas Southwestern Medical Center At Dallas
10 mi
Rehabilitation
6011 HARRY HINES BLVD
Dallas, TX 75235
  • Reassigned Medicare billing, Texas enrollment
  • 5,299 clinicians in this Medicare group
NPI 1043418205 (214) 645-0624
Bhs Physicians Network, Inc
222 mi
Urology
11301 FALLBROOK DR, STE 304
Houston, TX 77065
  • Reassigned Medicare billing, Texas enrollment
  • 964 clinicians in this Medicare group
NPI 1548613128 (832) 604-5414

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

5/5 CMS rating
OwnershipGovernment - State
CMS Certification Number450044
Location6201 Harry Hines BlvdDallas, TX 75390 · Dallas County
Emergency services Birthing friendly

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 Chandramouli Iyer's NPI number?

The NPI number for Chandramouli Iyer is 1447365416. It was assigned to this individual provider in the NPPES registry on August 20, 2006. The provider is also known as Dr. Chandramouli Pattabirman MD, Ms, Mch, Fipp.

Where is Chandramouli Iyer located?

Chandramouli Iyer practices at 1220 Willowdale Ln, Irving, TX 75063. The listed phone number is (972) 401-3090.

What is Chandramouli Iyer's specialty?

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

Is Chandramouli Iyer enrolled in Medicare?

Yes. Chandramouli Iyer 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.

Which organizations bill Medicare for Chandramouli Iyer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chandramouli Iyer reassigns Medicare benefits to 2 organizations: University Of Texas Southwestern Medical Center At Dallas (Dallas, TX) and Bhs Physicians Network, Inc (Houston, TX). Each 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 Chandramouli Iyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Chandramouli Iyer accept?

Health plans from Blue Cross and Blue Shield of Texas, Harbor Health and Imperial Insurance Companies, Inc. list Chandramouli Iyer 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.

Is Chandramouli Iyer affiliated with any hospitals?

According to CMS data, Chandramouli Iyer is affiliated with Ut Southwestern University Hospital - William P. Clements Jr..

When was this NPI record last updated?

The NPPES record for Chandramouli Iyer was last updated on December 31, 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.