DR. MARYANNE NJIDEKA EJIDIKE M.B.B.S.
NPI 1992124143
Hospitalist in Longmont, CO
About Dr. Maryanne Njideka Ejidike M.b.b.s. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARYANNE NJIDEKA EJIDIKE M.B.B.S. (NPI 1992124143) is an individual hospitalist provider in Longmont, Colorado, licensed in Colorado (CDR.0000828) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with Arnot Ogden Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Maryanne Njideka Ejidike M.b.b.s. 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.
Medicare Billing Reassignments
14Medicare enrollment records show Maryanne Ejidike reassigns Medicare billing to 14 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Cheyenne, WY 82001
- Reassigned Medicare billing, Wyoming enrollment
- 70 clinicians in this Medicare group
Wright, WY 82732
- Reassigned Medicare billing, Wyoming enrollment
- 285 clinicians in this Medicare group
Bismarck, ND 58504
- Reassigned Medicare billing, North Dakota enrollment
- 617 clinicians in this Medicare group
Scottsdale, AZ 85254
- Reassigned Medicare billing, Iowa enrollment
- 62 clinicians in this Medicare group
West Des Moines, IA 50266
- Reassigned Medicare billing, New York enrollment
- 2 clinicians in this Medicare group
Grinnell, IA 50112
- Reassigned Medicare billing, New York enrollment
- 2 clinicians in this Medicare group
Dubuque, IA 52001
- Reassigned Medicare billing, New York enrollment
- 2 clinicians in this Medicare group
Davenport, IA 52803
- Reassigned Medicare billing, Iowa enrollment
- 358 clinicians in this Medicare group
Peoria, IL 61603
- Reassigned Medicare billing, New York enrollment
- 5 clinicians in this Medicare group
Wellsville, NY 14895
- Reassigned Medicare billing, New York enrollment
- 233 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Arnot Ogden Medical Center
Acute Care Hospitals · Elmira, NYJones Memorial Hospital
Acute Care Hospitals · Wellsville, NYEssentia Health
Acute Care Hospitals · Fargo, NDCheyenne Regional Medical Center
Acute Care Hospitals · Cheyenne, WYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80501 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
LONGMONT, CO 80501
LONGMONT, CO 80501
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 Maryanne Ejidike's NPI number?
The NPI number for Maryanne Ejidike is 1992124143. It was assigned to this individual provider in the NPPES registry on April 15, 2014.
Where is Maryanne Ejidike located?
Maryanne Ejidike practices at 1950 Mountain View Ave, Longmont, CO 80501. The listed phone number is (303) 651-5111.
What is Maryanne Ejidike's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Maryanne Ejidike enrolled in Medicare?
Yes. Maryanne Ejidike 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.
Which organizations bill Medicare for Maryanne Ejidike's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maryanne Ejidike reassigns Medicare benefits to 14 organizations: Summit Hospitalist Group LLC (Cheyenne, WY), Campbell County Hospital District (Wright, WY), Innovis Health, LLC (Bismarck, ND), Apogee Medical Group Iowa PC (Scottsdale, AZ), Iowa Physicians Clinic Medical Foundation (West Des Moines, IA) and 9 more organizations, listed in the Medicare section above. Each 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 Maryanne Ejidike's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Maryanne Ejidike accept?
Health plans from Blue Cross Blue Shield of North Dakota, Blue Cross Blue Shield of Wyoming, Oscar Insurance Company, Sanford Health Plan and UnitedHealthcare and 1 other insurer list Maryanne Ejidike 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.
Is Maryanne Ejidike affiliated with any hospitals?
According to CMS data, Maryanne Ejidike is affiliated with Arnot Ogden Medical Center, Jones Memorial Hospital, Essentia Health and Cheyenne Regional Medical Center.
When was this NPI record last updated?
The NPPES record for Maryanne Ejidike was last updated on March 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Dr. Maryanne Njideka Ejidike, M.B.B.S. · NPI 1992124143
Hospitalist physician in Longmont, Colorado. Individual provider, active in the CMS NPPES registry since April 15, 2014.
## Identity
- **NPI:** 1992124143 (Entity type: Individual)
- **Enumerated:** April 15, 2014
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** CDR.0000828 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 1950 MOUNTAIN VIEW AVE, Longmont, CO 80501-3129
- **Phone:** (303) 651-5111 · **Fax:** (303) 678-4050
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 14 organizations under Medicare reassignment (form CMS-855R): Summit Hospitalist Group LLC (NPI 1356985600, Cheyenne, WY); Campbell County Hospital District (NPI 1225081649, Wright, WY); Innovis Health, LLC (NPI 1447978358, Bismarck, ND); Apogee Medical Group Iowa PC (NPI 1689856825, Scottsdale, AZ); Iowa Physicians Clinic Medical Foundation (NPI 1366425274, West Des Moines, IA); and 9 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2006
## Record status
- **NPPES last updated:** March 26, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1992124143) · Data from the CMS NPPES public registry.