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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

ANNETTE ILG M.D.
NPI 1629427919
Emergency Medicine in Boston, MA

Active since June 07, 2016PECOS Enrolled
1 DEACONESS RD, ROSENBERG 2, BOSTON, MA 02215(440) 670-4200 Get Directions Write a Review

NPPES record last updated: July 20, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Annette Ilg M.d. NPPES

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

ANNETTE ILG M.D. (NPI 1629427919) is an individual emergency medicine provider in Boston, Massachusetts, licensed in Massachusetts (267188) and active in the NPI registry since June 2016. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1629427919
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameANNETTE ILGCredential: M.D.
Location Address1 DEACONESS RD, ROSENBERG 2Boston, MA 02215-5321
Mailing Address75 Peterborough St, Apt 501Boston, MA 02215-4311 · (440) 670-4200
Phone(440) 670-4200
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateJune 7, 2016
Last NPPES UpdateJuly 20, 2026
NPPES CertifiedJuly 20, 2026
✔ NPI 1629427919 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in MA · 267188
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedAnesthesiology · Critical Care MedicineTaxonomy 207LC0200X · License 35.154900 (OH)
1 DEACONESS RD, Boston, MA 02215
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Secondary Practice Locations 2

Location 19500 Euclid AveCleveland, OH 44195-0001 · Phone (216) 217-4430
Location 275 Francis StBoston, MA 02115-6110 · Phone (617) 732-8279

Other Identifiers 1

Other267188MA · Massachusetts Limited License

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

Annette Ilg 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 ID4880928506
PECOS Enrollment IDI20190628000691
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 6

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.
259 services105 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
118 services117 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.
24 services15 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.
23 services23 patients
Ultrasound of heart, follow-up 93308
A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.
19 services19 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
19 services19 patients

Hospital Affiliations CMS Care Compare 2

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

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02215 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
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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 20

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

ERIC ANDREW WONG M.D.
Emergency Medicine
1 DEACONESS RD, WEST CC2
BOSTON, MA 02215
Suffolk County (617) 754-2339
ALON DAGAN M.D.
Emergency Medicine
1 DEACONESS RD, WEST CLINICAL CENTER 2
BOSTON, MA 02215
Suffolk County (617) 754-2339
DAVID WILLIAM SCHOENFELD M.D.
Student in an Organized Health Care Education/Training Program
1 DEACONESS RD, W-CC2 DEPARTMENT OF EMERGENCY MEDICINE
BOSTON, MA 02215
Suffolk County (617) 754-2339
DR. BRETT A SYLVIA M.D.
Emergency Medicine
1 DEACONESS RD, DEPT OF EMERGENCY MEDICINE, WEST-CC2
BOSTON, MA 02215
Suffolk County (617) 754-2339
ELLA AVEDIKIAN LCSW
Social Worker (Clinical)
1 DEACONESS RD
BOSTON, MA 02215
Suffolk County (617) 667-7000
LESLIE BILELLO
Emergency Medicine
1 DEACONESS RD
BOSTON, MA 02215
Suffolk County (617) 667-7000
DR. CHRISTIE FRITZ MD
Emergency Medicine
1 DEACONESS RD, W-CC2
BOSTON, MA 02215
Suffolk County (617) 667-7000
KATHRYN RODRIGUEZ LUPEZ M.D.
Emergency Medicine
1 DEACONESS RD
BOSTON, MA 02215
Suffolk County (617) 667-7000

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 Annette Ilg's NPI number?

The NPI number for Annette Ilg is 1629427919. It was assigned to this individual provider in the NPPES registry on June 7, 2016.

Where is Annette Ilg located?

Annette Ilg practices at 1 Deaconess Rd Rosenberg 2, Boston, MA 02215. The listed phone number is (440) 670-4200.

What is Annette Ilg's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Annette Ilg enrolled in Medicare?

Yes. Annette Ilg 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.

Is Annette Ilg affiliated with any hospitals?

According to CMS data, Annette Ilg is affiliated with Massachusetts General Hospital and Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Annette Ilg was last updated on July 20, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.