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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.

DR. NYUNT LWIN M.D.
NPI 1699781187
Anesthesiology in Chino, CA

Active since August 01, 2006PECOS Enrolled
5562 PHILADELPHIA ST STE 111, CHINO, CA 91710(909) 238-8231(909) 517-9158 Get Directions Write a Review

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

About Dr. Nyunt Lwin M.d. NPPES

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

DR. NYUNT LWIN M.D. (NPI 1699781187) is an individual anesthesiology provider in Chino, California, licensed in California (A40744) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1973).

NPPES Registry Identity

NPI1699781187
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. NYUNT LWINCredential: M.D.
Location Address5562 PHILADELPHIA ST STE 111Chino, CA 91710-2482
Mailing Address2646 Wagon Train LnDiamond Bar, CA 91765-3646 · (909) 238-8231 · Fax (909) 517-9158
Phone(909) 238-8231
Fax(909) 517-9158
Sole ProprietorYes
Medical School CMSOtherGraduated 1973
Enumeration DateAugust 1, 2006
Last NPPES UpdateOctober 24, 2026
NPPES CertifiedOctober 24, 2026
✔ NPI 1699781187 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A40744
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.
5562 PHILADELPHIA ST STE 111, Chino, CA 91710
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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. Nyunt Lwin 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 ID7416849302
PECOS Enrollment IDI20040325001747
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 Reassignment

Medicare enrollment records show Nyunt Lwin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Knd Development 59, LLC
3.4 mi
Hospitalist
550 N MONTEREY AVE
Ontario, CA 91764
  • Reassigned Medicare billing, California enrollment
  • 204 clinicians in this Medicare group
NPI 1497084792 (909) 391-0333

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

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CHINO PREMIER SURGERY CENTER LIMITED PARTNERSHIP
Clinic/Center (Ambulatory Surgical)
5562 PHILADELPHIA ST STE 111
CHINO, CA 91710
San Bernardino County (909) 464-9119
CPSC PROVIDER SERVICES CORP
Anesthesiology
5562 PHILADELPHIA ST STE 111
CHINO, CA 91710
San Bernardino County (909) 517-0000

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 Nyunt Lwin's NPI number?

The NPI number for Nyunt Lwin is 1699781187. It was assigned to this individual provider in the NPPES registry on August 1, 2006.

Where is Nyunt Lwin located?

Nyunt Lwin practices at 5562 Philadelphia St Ste 111, Chino, CA 91710. The listed phone number is (909) 238-8231.

What is Nyunt Lwin's specialty?

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

Is Nyunt Lwin enrolled in Medicare?

Yes. Nyunt Lwin 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 organization bills Medicare for Nyunt Lwin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nyunt Lwin reassigns Medicare benefits to Knd Development 59, LLC (Ontario, CA). The 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 Nyunt Lwin'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 Nyunt Lwin was last updated on October 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.