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MELISSA THEODORE NP
NPI 1912294083
Nurse Practitioner in Evanston, IL

Active since July 08, 2011PECOS EnrolledAccepts Medicare Assignment
2650 RIDGE AVE, EVANSTON, IL 60201(847) 570-1010(847) 733-5108 Get Directions Write a Review

NPPES record last updated: January 14, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Melissa Theodore Np NPPES

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

MELISSA THEODORE NP (NPI 1912294083) is an individual nurse practitioner in Evanston, Illinois, licensed in Illinois (277000045) and active in the NPI registry since July 2011. She is enrolled in Medicare PECOS and is a graduate of Rush Medical College Of Rush University (2010).

NPPES Registry Identity

NPI1912294083
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMELISSA THEODORECredential: NP
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) 570-1010
Fax(847) 733-5108
Sole ProprietorNo
Medical School CMSRush Medical College Of Rush UniversityGraduated 2010
Enumeration DateJuly 8, 2011
Last NPPES UpdateJanuary 14, 2026
NPPES CertifiedJanuary 14, 2026
✔ NPI 1912294083 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in IL · 277000045
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedNurse Practitioner · Adult HealthTaxonomy 363LA2200X · License 277000045 (IL)
2650 RIDGE AVE, Evanston, IL 60201
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Other Names 1

Former Name (1)Melissa Ritzman Np

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, 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

Melissa Theodore Np 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 ID8729257126
PECOS Enrollment IDI20110801000358
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 13

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.

Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 99349
An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.
195 services49 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
132 services54 patients
Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 99350
An established patient home visit is a service where a healthcare professional visits a patient's home for a check-up or treatment. The visit typically lasts for about an hour. This service is especially beneficial for patients who may have difficulty traveling to a healthcare facility.
111 services44 patients
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 99310
A follow-up nursing facility visit is a routine check-up that typically lasts about 35 minutes. During this visit, your health status is evaluated, any changes in your condition are noted, and necessary adjustments to your care plan are made. It's an essential part of maintaining your health.
105 services52 patients
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 99348
An established patient home visit is a 25-minute appointment where a healthcare provider visits you at your home. This service is for patients who have previously been seen by the provider. It includes a check-up and discussion about your health concerns.
79 services30 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
65 services34 patients

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
$94.06 typical visit price
range $60.08 – $183.39
Typical copayment $23.51 (range $15.02 – $45.84)
Most-billed visit code 99203
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
DR. SADIE ANNE LAPONSIE M.D.
Pediatrics
2650 RIDGE AVE
EVANSTON, IL 60201
Cook County (847) 570-2000

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 Melissa Theodore's NPI number?

The NPI number for Melissa Theodore is 1912294083. It was assigned to this individual provider in the NPPES registry on July 8, 2011. The provider is also known as Melissa Ritzman Np.

Where is Melissa Theodore located?

Melissa Theodore practices at 2650 Ridge Ave, Evanston, IL 60201. The listed phone number is (847) 570-1010.

What is Melissa Theodore's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Melissa Theodore enrolled in Medicare?

Yes. Melissa Theodore 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 Melissa Theodore accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Melissa Theodore 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 Melissa Theodore was last updated on January 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.