MELANIE ARMSTRONG MD
NPI 1316420789
Hospitalist in Evanston, IL

Q: What is Melanie Armstrong's NPI number?

The NPI number for Melanie Armstrong is 1316420789. It was assigned to this individual provider in the NPPES registry on September 12, 2018.

Q: What is Melanie Armstrong's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Q: When was this NPI record last updated?

The NPPES record for Melanie Armstrong was last updated on August 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 September 12, 2018PECOS Enrolled

2650 RIDGE AVE, EVANSTON, IL 60201(847) 982-6710 Get Directions Write a Review

NPPES record last updated: August 3, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 3, 2026, May 29, 2025, Sep 12, 2018 (3 updates tracked since 2018).

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About Melanie Armstrong Md NPPES

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

MELANIE ARMSTRONG MD (NPI 1316420789) is an individual hospitalist provider in Evanston, Illinois, licensed in Illinois (036173911) and active in the NPI registry since September 2018. She is enrolled in Medicare PECOS and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1316420789

Entity TypeIndividualFemale

Primary Taxonomy208M00000X

Provider Legal NameMELANIE ARMSTRONGCredential: MD

Location Address2650 RIDGE AVEEvanston, IL 60201-1700

Mailing Address2650 Ridge Ave Ste 1223Evanston, IL 60201-1700 · (847) 570-2040 · Fax (847) 733-5315

Phone(847) 982-6710

Sole ProprietorNo

Enumeration DateSeptember 12, 2018

Last NPPES UpdateAugust 3, 20263 updates tracked since enumeration

NPPES CertifiedAugust 3, 2026

✔ NPI 1316420789 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians

Taxonomy Code208M00000X

License✔ Licensed in IL · 036173911

Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

2650 RIDGE AVE, Evanston, IL 60201

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Secondary Practice Location 1

Location 1240 E Huron St Ste 1-200Chicago, IL 60611-2909 · Phone (312) 503-7975

Other Identifiers 1

OtherA65254193959IL · Driver's License

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Melanie Armstrong Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Melanie Armstrong reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Endeavor Health Medical Group

Same address

Anesthesiology

2650 RIDGE AVE, ANESTHESIOLOGY ROOM 3905
Evanston, IL 60201

Reassigned Medicare billing, Illinois enrollment
4,841 clinicians in this Medicare group

NPI 1265695944 (847) 570-2760

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60201 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

$138.86 typical visit price

range $60.08 – $183.39

Typical copayment $34.71 (range $15.02 – $45.84)

Most-billed visit code 99204

Established Patient

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

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.

DR. THOMAS LEE CIBULL M.D.

Pathology (Anatomic Pathology & Clinical Pathology)

2650 RIDGE AVE, EVANSTON HOSPITAL
EVANSTON, IL 60201

Cook County (847) 570-2040

LAUREN ANDERSON MD

Hospitalist

2650 RIDGE AVE
EVANSTON, IL 60201

Cook County (847) 570-1027

DR. DANIEL K. WEST MD

Radiology (Diagnostic Radiology)

2650 RIDGE AVE, DEPARTMENT OF RADIOLOGY, G507
EVANSTON, IL 60201

Cook County (847) 570-2475

JOEL BERNSTEIN M.D.

Radiology (Diagnostic Radiology)

2650 RIDGE AVE, EVANSTON HOSPITAL
EVANSTON, IL 60201

Cook County (847) 570-1206

MATTHEW R. SHERWOOD MD

Internal Medicine

2650 RIDGE AVE, DIVISION OF INTERNAL MEDICINE RM 4324
EVANSTON, IL 60201

Cook County (847) 570-1010

MICHAEL T. GILLAM M.D.

Emergency Medicine

2650 RIDGE AVE, EMERGENCY MEDICINE RM G909
EVANSTON, IL 60201

Cook County (847) 570-2114

MARLENE ANGELICO CNP

Nurse Practitioner (Acute Care)

2650 RIDGE AVE, EMERGENCY MEDICINE, RM G903C
EVANSTON, IL 60201

Cook County (847) 570-1355

MINA KEROLOS MD

Hospitalist

2650 RIDGE AVE
EVANSTON, IL 60201

Cook County (847) 570-1010

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 Melanie Armstrong's NPI number?

The NPI number for Melanie Armstrong is 1316420789. It was assigned to this individual provider in the NPPES registry on September 12, 2018.

Where is Melanie Armstrong located?

Melanie Armstrong practices at 2650 Ridge Ave, Evanston, IL 60201. The listed phone number is (847) 982-6710.

What is Melanie Armstrong's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Melanie Armstrong enrolled in Medicare?

Yes. Melanie Armstrong is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Melanie Armstrong's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Melanie Armstrong reassigns Medicare benefits to Endeavor Health Medical Group (Evanston, IL). 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 Melanie Armstrong'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 Melanie Armstrong was last updated on August 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.