DR. AVIAN CHIEN LEONG VINCENT CHANG M.D.
NPI 1700271178
Surgery in Bangor, ME

Q: What is Avian Chang's NPI number?

The NPI number for Avian Chang is 1700271178. It was assigned to this individual provider in the NPPES registry on April 2, 2015.

Q: What is Avian Chang's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Q: When was this NPI record last updated?

The NPPES record for Avian Chang was last updated on March 10, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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 April 02, 2015PECOS EnrolledAccepts Medicare Assignment

417 STATE ST STE 340, BANGOR, ME 04401(207) 973-4949 Get Directions Write a Review

NPPES record last updated: March 10, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 10, 2022, Jul 9, 2020 (2 updates tracked since 2020).

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About Dr. Avian Chien Leong Vincent Chang M.d. NPPES

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

DR. AVIAN CHIEN LEONG VINCENT CHANG M.D. (NPI 1700271178) is an individual surgery provider in Bangor, Maine, licensed in Maine (MD24256) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS, is affiliated with Northern Light Eastern Maine Medical Center, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1700271178

Entity TypeIndividualMale

Primary Taxonomy208600000X

Provider Legal NameDR. AVIAN CHIEN LEONG VINCENT CHANGCredential: M.D.

Location Address417 STATE ST STE 340Bangor, ME 04401-6634

Mailing Address43 Whiting Hill Rd Ste 300Brewer, ME 04412-1006 · (207) 973-5000 · Fax (207) 973-5042

Phone(207) 973-4949

Sole ProprietorNo

Medical School CMSOtherGraduated 2014

Enumeration DateApril 2, 2015

Last NPPES UpdateMarch 10, 20222 updates tracked since enumeration

NPPES CertifiedMarch 10, 2022

✔ NPI 1700271178 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

Licenses✔ Licensed in ME · MD24256✔ Licensed in PA · MT207986

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Also ListedSurgery · Surgical Critical CareTaxonomy 2086S0102X · License 2020016495 (MO), MD470306 (PA), MD24256 (ME)

Also ListedSurgery · Trauma SurgeryTaxonomy 2086S0127X · License MD24256 (ME)

417 STATE ST STE 340, Bangor, ME 04401

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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

Dr. Avian Chien Leong Vincent Chang 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 ID7012213952

PECOS Enrollment IDI20210720002205

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.

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

29 services21 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

27 services23 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

26 services25 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

20 services18 patients

Hospital Affiliations CMS Care Compare

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

Northern Light Eastern Maine Medical Center

Acute Care Hospitals · Bangor, ME

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number200033

Location489 State StreetBangor, ME 04401 · Penobscot County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04401 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

$82.58 typical visit price

range $53.26 – $162.77

Typical copayment $20.64 (range $13.31 – $40.69)

Most-billed visit code 99203

Established Patient

$66.74 typical visit price

range $16.90 – $132.79

Typical copayment $16.68 (range $4.22 – $33.19)

Most-billed visit code 99213

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 6

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

DR. THOMAS PAUL NOWAKOWSKI M.D.

Surgery (Trauma Surgery)