MRS. MELANIE FAITH ONDREJKO CRNP
NPI 1992265656
Nurse Practitioner - Acute Care in Frederick, MD
About Mrs. Melanie Faith Ondrejko Crnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. MELANIE FAITH ONDREJKO CRNP (NPI 1992265656) is an individual acute care provider in Frederick, Maryland, licensed in Maryland (R211211) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Frederick Health Hospital, and maintains a secondary practice location in Frederick.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Mrs. Melanie Faith Ondrejko Crnp 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
4Medicare enrollment records show Melanie Ondrejko reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Frederick, MD 21701
- Reassigned Medicare billing, Maryland enrollment
- 245 clinicians in this Medicare group
Frederick, MD 21701
- Reassigned Medicare billing, Maryland enrollment
- 35 clinicians in this Medicare group
Mount Airy, MD 21771
- Reassigned Medicare billing, Maryland enrollment
- 317 clinicians in this Medicare group
Arlington, VA 22203
- Reassigned Medicare billing, District of Columbia enrollment
- 80 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 2
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Frederick Health Hospital
Acute Care Hospitals · Frederick, MDNorthwest Hospital Center
Acute Care Hospitals · Randallstown, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21701 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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.
FREDERICK, MD 21701
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 Ondrejko's NPI number?
The NPI number for Melanie Ondrejko is 1992265656. It was assigned to this individual provider in the NPPES registry on March 20, 2019.
Where is Melanie Ondrejko located?
Melanie Ondrejko practices at 501 W 7th St, Frederick, MD 21701. The listed phone number is (240) 575-2526.
What is Melanie Ondrejko's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Melanie Ondrejko enrolled in Medicare?
Yes. Melanie Ondrejko 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 Melanie Ondrejko's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Melanie Ondrejko reassigns Medicare benefits to 4 organizations: Frederick Health Medical Group LLC (Frederick, MD), Hospitalist Medicine Physicians Of Maryland-Laurel PC (Frederick, MD), Lifebridge Community Physicians Inc (Mount Airy, MD) and Johns Hopkins University (Arlington, VA). 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 Melanie Ondrejko's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Melanie Ondrejko affiliated with any hospitals?
According to CMS data, Melanie Ondrejko is affiliated with Frederick Health Hospital and Northwest Hospital Center.
When was this NPI record last updated?
The NPPES record for Melanie Ondrejko was last updated on July 30, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.
# Mrs. Melanie Faith Ondrejko, CRNP · NPI 1992265656
Acute Care physician in Frederick, Maryland. Individual provider, active in the CMS NPPES registry since March 20, 2019.
## Identity
- **NPI:** 1992265656 (Entity type: Individual)
- **Enumerated:** March 20, 2019
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** R211211 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 501 W 7TH ST, Frederick, MD 21701
- **Phone:** (240) 575-2526 · **Fax:** (240) 439-8910
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Frederick Health Medical Group LLC (NPI 1285156091, Frederick, MD); Hospitalist Medicine Physicians Of Maryland-Laurel PC (NPI 1316554587, Frederick, MD); Lifebridge Community Physicians Inc (NPI 1487460291, Mount Airy, MD); Johns Hopkins University (NPI 1790504066, Arlington, VA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** July 30, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1992265656) · Data from the CMS NPPES public registry.