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DR. IRIS CHU MD
NPI 1952764417
Anesthesiology in Lebanon, NH

Active since April 01, 2016PECOS EnrolledAccepts Medicare Assignment
76.01/100
CMS Quality Rating
ONE MEDICAL CENTER DRIVE, ANESTHESIOLOGY, LEBANON, NH 03756(603) 650-5922 Get Directions Write a Review

NPPES record last updated: August 23, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 23, 2021, Aug 5, 2020, Apr 1, 2016 (3 updates tracked since 2016).

About Dr. Iris Chu Md NPPES

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

DR. IRIS CHU MD (NPI 1952764417) is an individual anesthesiology provider in Lebanon, New Hampshire, licensed in New Hampshire (21518) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS and is a graduate of Texas Tech University Health Science Center School Of Medicine (2016).

NPPES Registry Identity

NPI1952764417
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameDR. IRIS CHUCredential: MD
Location AddressONE MEDICAL CENTER DRIVE, ANESTHESIOLOGYLebanon, NH 03756-0001
Mailing AddressOne Medical Center Drive, AnesthesiologyLebanon, NH 03756-0001 · (603) 650-5922
Phone(603) 650-5922
Sole ProprietorNo
Medical School CMSTexas Tech University Health Science Center School Of MedicineGraduated 2016
Enumeration DateApril 1, 2016
Last NPPES UpdateAugust 23, 20213 updates tracked since enumeration
NPPES CertifiedAugust 23, 2021
✔ NPI 1952764417 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in NH · 21518✔ Licensed in CA · A167912
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.
ONE MEDICAL CENTER DRIVE, Lebanon, NH 03756
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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. Iris Chu Md 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 ID4981020534
PECOS Enrollment IDI20200813002396
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 Iris Chu reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Regents Of The University Of California
2,545 mi
Anesthesiology
200 W ARBOR DR
San Diego, CA 92103
  • Reassigned Medicare billing, California enrollment
  • 251 clinicians in this Medicare group
NPI 1356444897 (800) 926-8273
Newport Harbor Anesthesia Consultants Medical Group Inc
2,552 mi
Anesthesiology
ONE HOAG DRIVE, DEPARTMENT OF ANESTHESIOLOGY
Newport Beach, CA 92663
  • Reassigned Medicare billing, California enrollment
  • 110 clinicians in this Medicare group
NPI 1205885357 (949) 764-6954

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

Areas of Expertise CMS Part B claims 8

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.

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
78 services75 patients
Insertion of artery tube for blood sampling or infusion through skin 36620
This procedure involves placing a small tube into an artery, usually in the wrist or elbow, to collect blood samples or administer medication. It's done under local anesthesia and is a common, safe practice.
25 services25 patients
Anesthesia for x-ray or radiation therapy 01922
Anesthesia for x-ray or radiation therapy involves administering medication to help you relax or sleep during the procedure. It's used to ensure comfort, minimize movement, and reduce anxiety. The type of anesthesia used depends on the procedure and patient's health.
21 services19 patients
Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
20 services20 patients
Anesthesia for other procedure on lower abdomen 00840
Anesthesia for a lower abdomen procedure involves medication to eliminate pain during surgery. You might be awake but relaxed and pain-free, or you may be completely unconscious. It's administered to ensure comfort and safety throughout the operation.
16 services16 patients
Anesthesia for other closed procedure on chest 00520
Anesthesia for a closed chest procedure involves the use of medications to block sensation, ensuring you don't feel pain during the procedure. It can be general (you're asleep) or regional (part of your body is numbed). This helps maintain comfort and safety.
14 services14 patients

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

76.01/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality65.31
Promoting Interoperability100
Improvement Activities40
Cost54.74

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. MICHAEL W WINTER MD
Internal Medicine (Gastroenterology)
ONE MEDICAL CENTER DRIVE, GASTROENTEROLOGY
LEBANON, NH 03756
Grafton County (603) 650-5261
DR. ERIK J. KOBYLARZ MD, PHD
Psychiatry & Neurology (Clinical Neurophysiology)
ONE MEDICAL CENTER DRIVE, DEPT. OF NEUROLOGY, DARTMOUTH-HITCHCOCK MEDICAL CENTER
LEBANON, NH 03756
Grafton County (603) 653-6118
ALISHA ADAMS POWELL PA-C
Physician Assistant (Surgical)
ONE MEDICAL CENTER DRIVE, CARDIAC SURGERY
LEBANON, NH 03756
Grafton County (603) 650-7390
DR. GRANT G. MONCRIEF PSY.D.
Psychologist
ONE MEDICAL CENTER DRIVE
LEBANON, NH 03756
Grafton County (203) 634-6615
MS. STEPHANIE L SILEO APRN
Nurse Practitioner (Women's Health)
ONE MEDICAL CENTER DRIVE, OBSTETRICS AND GYNECOLOGY
LEBANON, NH 03756
Grafton County (603) 653-9300
KRISTIN L GUIDICE APRN
Nurse Practitioner
ONE MEDICAL CENTER DRIVE
LEBANON, NH 03756
Grafton County (603) 650-5109
MR. THOMAS REYES IV CRNA
Nurse Anesthetist, Certified Registered
ONE MEDICAL CENTER DRIVE, ANESTHESIOLOGY
LEBANON, NH 03756
Grafton County (603) 650-5922
ALEXANDRA HARRIS WOOLLEY CNM
Advanced Practice Midwife
ONE MEDICAL CENTER DRIVE, OBSTETRICS & GYNECOLOGY
LEBANON, NH 03756
Grafton County (603) 653-9300

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 Iris Chu's NPI number?

The NPI number for Iris Chu is 1952764417. It was assigned to this individual provider in the NPPES registry on April 1, 2016.

Where is Iris Chu located?

Iris Chu practices at One Medical Center Drive Anesthesiology, Lebanon, NH 03756. The listed phone number is (603) 650-5922.

What is Iris Chu's specialty?

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

Is Iris Chu enrolled in Medicare?

Yes. Iris Chu 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 Iris Chu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Iris Chu reassigns Medicare benefits to 2 organizations: Regents Of The University Of California (San Diego, CA) and Newport Harbor Anesthesia Consultants Medical Group Inc (Newport Beach, CA). 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 Iris Chu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Iris Chu was last updated on August 23, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.