DELISE CATHERINE-RIETKERK MCEWEN FNP-C
NPI 1750190815
Nurse Practitioner - Family in Santa Maria, CA
About Delise Catherine-rietkerk Mcewen Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DELISE CATHERINE-RIETKERK MCEWEN FNP-C (NPI 1750190815) is an individual family provider in Santa Maria, California, licensed in California (95033733) and active in the NPI registry since January 2025. She is enrolled in Medicare PECOS and is a graduate of University Of Alabama School Of Medicine (2024).
NPPES Registry Identity
Specialties & Licenses 2
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
Delise Catherine-rietkerk Mcewen Fnp-c 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
2Medicare enrollment records show Delise Mcewen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Santa Maria, CA 93455
- Reassigned Medicare billing, California enrollment
- 13 clinicians in this Medicare group
Pismo Beach, CA 93449
- Reassigned Medicare billing, California enrollment
- 11 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 93454 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SANTA MARIA, CA 93454
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 Delise Mcewen's NPI number?
The NPI number for Delise Mcewen is 1750190815. It was assigned to this individual provider in the NPPES registry on January 3, 2025.
Where is Delise Mcewen located?
Delise Mcewen practices at 915 E Stowell Rd Ste B, Santa Maria, CA 93454. The listed phone number is (805) 934-5140.
What is Delise Mcewen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Delise Mcewen enrolled in Medicare?
Yes. Delise Mcewen 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 Delise Mcewen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Delise Mcewen reassigns Medicare benefits to 2 organizations: Okerblom Voegele And Hole MD A Professional Corporation (Santa Maria, CA) and Dermatology Spa Med Inc (Pismo Beach, CA). 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 Delise Mcewen'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 Delise Mcewen was last updated on January 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.
# Delise Catherine-Rietkerk Mcewen, FNP-C · NPI 1750190815
Family physician in Santa Maria, California. Individual provider, active in the CMS NPPES registry since January 3, 2025.
## Identity
- **NPI:** 1750190815 (Entity type: Individual)
- **Enumerated:** January 3, 2025
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95033733 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 915 E STOWELL RD STE B, Santa Maria, CA 93454-7010
- **Phone:** (805) 934-5140
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Okerblom Voegele And Hole MD A Professional Corporation (NPI 1477644797, Santa Maria, CA); Dermatology Spa Med Inc (NPI 1356094676, Pismo Beach, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Alabama School Of Medicine, class of 2024
## Record status
- **NPPES last updated:** January 28, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1750190815) · Data from the CMS NPPES public registry.