DR. MARY ANN DECOTEAU M.D.
NPI 1164785580
Surgery in North Chicago, IL

Q: What is Mary Decoteau's NPI number?

The NPI number for Mary Decoteau is 1164785580. It was assigned to this individual provider in the NPPES registry on June 20, 2012.

Q: What is Mary Decoteau'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 Mary Decoteau was last updated on May 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.

Active since June 20, 2012PECOS EnrolledAccepts Medicare Assignment

85.48/100

CMS Quality Rating

3001 GREEN BAY RD, NORTH CHICAGO, IL 60064(215) 662-7320 Get Directions Write a Review

NPPES record last updated: May 12, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: May 12, 2025, Oct 30, 2023, Feb 12, 2022 and 1 more (4 updates tracked since 2021).

On this page

About Dr. Mary Ann Decoteau M.d. NPPES

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

DR. MARY ANN DECOTEAU M.D. (NPI 1164785580) is an individual surgery provider in North Chicago, Illinois, licensed in Pennsylvania (MD476305) and active in the NPI registry since June 2012. She is enrolled in Medicare PECOS and is a graduate of Virginia Commonwealth University, School Of Medicine (2012).

NPPES Registry Identity

NPI1164785580

Entity TypeIndividualFemale

Primary Taxonomy208600000X

Provider Legal NameDR. MARY ANN DECOTEAUCredential: M.D.

Location Address3001 GREEN BAY RDNorth Chicago, IL 60064-3048

Mailing Address3001 Green Bay RdNorth Chicago, IL 60064-3048 · (619) 249-3384

Phone(215) 662-7320

Sole ProprietorNo

Medical School CMSVirginia Commonwealth University, School Of MedicineGraduated 2012

Enumeration DateJune 20, 2012

Last NPPES UpdateMay 12, 20254 updates tracked since enumeration

NPPES CertifiedMay 12, 2025

✔ NPI 1164785580 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

Licenses✔ Licensed in PA · MD476305✔ Licensed in FL · ME147113

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

3001 GREEN BAY RD, North Chicago, IL 60064

Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health, Ambetter Health of Delaware.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

Dr. Mary Ann Decoteau 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 ID4587057245

PECOS Enrollment IDI20220202001264

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.

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.

57 services29 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

31 services30 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 services26 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

26 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60064 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

$93.02 typical visit price

range $59.81 – $181.38

Typical copayment $23.25 (range $14.95 – $45.34)

Most-billed visit code 99203

Established Patient

$74.38 typical visit price

range $19.15 – $147.12

Typical copayment $18.59 (range $4.78 – $36.78)

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.

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.

85.48/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

73.6

Promoting Interoperability

100

Improvement Activities

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. PHILIP CYRUS FANAPOUR DO

Anesthesiology (Critical Care Medicine)

3001 GREEN BAY RD
NORTH CHICAGO, IL 60064

Lake County (224) 610-1900

MR. BIJU CHERIAN PA-C

Physician Assistant

3001 GREEN BAY RD, CAPTAIN JAMES A. LOWELL FHCC, DEPT. OF CARDIOLOGY
NORTH CHICAGO, IL 60064

Lake County (224) 610-8201

GAGANDEEP SINGH GROVER MD

Internal Medicine

3001 GREEN BAY RD
NORTH CHICAGO, IL 60064

Lake County (847) 688-1900

SARA ELISE RINGLE RN

Registered Nurse

3001 GREEN BAY RD
NORTH CHICAGO, IL 60064

Lake County (810) 494-1587

NEELPREET TOOR DO

Psychiatry & Neurology (Psychiatry)

3001 GREEN BAY RD
NORTH CHICAGO, IL 60064

Lake County (847) 688-1900

BRANDON FLERES

Psychiatry & Neurology (Psychiatry)

3001 GREEN BAY RD
NORTH CHICAGO, IL 60064

Lake County (847) 688-1900

SEMYON SHULMAN

Psychiatry & Neurology (Neurology)

3001 GREEN BAY RD
NORTH CHICAGO, IL 60064

Lake County (847) 688-1900

MS. SHIRLEY ANN HOFFMAN MSW

Social Worker (Clinical)

3001 GREEN BAY RD
NORTH CHICAGO, IL 60064

Lake County (224) 610-5901

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 Mary Decoteau's NPI number?

The NPI number for Mary Decoteau is 1164785580. It was assigned to this individual provider in the NPPES registry on June 20, 2012.

Where is Mary Decoteau located?

Mary Decoteau practices at 3001 Green Bay Rd, North Chicago, IL 60064. The listed phone number is (215) 662-7320.

What is Mary Decoteau's specialty?

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

Is Mary Decoteau enrolled in Medicare?

Yes. Mary Decoteau 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.

What insurance does Mary Decoteau accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Mary Decoteau 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.

When was this NPI record last updated?

The NPPES record for Mary Decoteau was last updated on May 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.