XIU YING AU
NPI 1659923712
Internal Medicine - Endocrinology, Diabetes & Metabolism in Billings, MT

Q: What is Xiu Ying Au's NPI number?

The NPI number for Xiu Ying Au is 1659923712. It was assigned to this individual provider in the NPPES registry on July 9, 2019.

Q: What is Xiu Ying Au's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Q: When was this NPI record last updated?

The NPPES record for Xiu Ying Au was last updated on June 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since July 09, 2019PECOS EnrolledAccepts Medicare Assignment

1045 N 30TH ST, BILLINGS, MT 59101(406) 238-2500 Get Directions Write a Review

NPPES record last updated: June 20, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 20, 2024, Apr 8, 2022, Jul 9, 2019 (3 updates tracked since 2019).

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About Xiu Ying Au NPPES

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

XIU YING AU (NPI 1659923712) is an individual endocrinology, diabetes & metabolism provider in Billings, Montana, licensed in Montana (130241) and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS, is affiliated with Billings Clinic, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1659923712

Entity TypeIndividualFemale

Primary Taxonomy207RE0101X

Provider Legal NameXIU YING AU

Location Address1045 N 30TH STBillings, MT 59101-0733

Mailing Address1045 N 30th StBillings, MT 59101-0733 · (406) 238-2500

Phone(406) 238-2500

Sole ProprietorNo

Medical School CMSOtherGraduated 2014

Enumeration DateJuly 9, 2019

Last NPPES UpdateJune 20, 20243 updates tracked since enumeration

NPPES CertifiedJune 20, 2024

✔ NPI 1659923712 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in MT · 130241

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

1045 N 30TH ST, Billings, MT 59101

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Secondary Practice Locations 2

Location 1601 Hamilton AveTrenton, NJ 08629-1915 · Phone (609) 599-5000

Location 2Msc10 5550 1 University Of New MexicoAlbuquerque, NM 87131-0001 · Phone (505) 272-4661 · Fax (505) 272-0475

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, Providence Health Plan.Insurance ›

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

Xiu Ying Au 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 ID2567841406

PECOS Enrollment IDI20240626000484

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.

Areas of Expertise CMS Part B claims 4

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.

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

40 services40 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

34 services34 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

26 services26 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

26 services25 patients

Hospital Affiliations CMS Care Compare 5

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

Billings Clinic

Acute Care Hospitals · Billings, MT

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number270004

Location2800 10th Ave NBillings, MT 59101 · Yellowstone County

Emergency services Birthing friendly

Beartooth Billings Clinic

Critical Access Hospitals · Red Lodge, MT

OwnershipVoluntary non-profit - Private

CMS Certification Number271326

Location2525 N BroadwayRed Lodge, MT 59068 · Carbon County

Central Montana Medical Center

Critical Access Hospitals · Lewistown, MT

OwnershipVoluntary non-profit - Private

CMS Certification Number271345

Location408 Wendell AveLewistown, MT 59457 · Fergus County

Emergency services

Sheridan Memorial Hospital

Acute Care Hospitals · Sheridan, WY

4/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number530006

Location1401 W 5th StSheridan, WY 82801 · Sheridan County

Emergency services

Powell Valley Hospital

Critical Access Hospitals · Powell, WY

OwnershipGovernment - Hospital District or Authority

CMS Certification Number531310

Location777 Avenue HPowell, WY 82435 · Park County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59101 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

$130.52 typical visit price

range $56.81 – $172.26

Typical copayment $32.63 (range $14.20 – $43.06)

Most-billed visit code 99204

Established Patient

$100.16 typical visit price

range $18.24 – $140.32

Typical copayment $25.04 (range $4.56 – $35.08)

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 17

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

BILLINGS CLINIC

Specialist (Research Study)