MARGARET L. MCLAIN NP-C
NPI 1578601282
Nurse Practitioner - Family in Orange, CA
About Margaret L. Mclain Np-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET L. MCLAIN NP-C (NPI 1578601282) is an individual family provider in Orange, California, licensed in California (95028774) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Margaret L. Mclain Np-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Margaret Mclain reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Coos Bay, OR 97420
- Reassigned Medicare billing, Oregon enrollment
- 327 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 5
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92867 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.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ORANGE, CA 92867
ORANGE, CA 92867
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 Margaret Mclain's NPI number?
The NPI number for Margaret Mclain is 1578601282. It was assigned to this individual provider in the NPPES registry on February 2, 2007.
Where is Margaret Mclain located?
Margaret Mclain practices at 2901 E Katella Ave, Orange, CA 92867. The listed phone number is (949) 209-5775.
What is Margaret Mclain's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Margaret Mclain enrolled in Medicare?
Yes. Margaret Mclain is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Margaret Mclain's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Mclain reassigns Medicare benefits to Bay Area Hospital District (Coos Bay, OR). 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 Margaret Mclain'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 Margaret Mclain was last updated on February 20, 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.
# Margaret L. Mclain, NP-C · NPI 1578601282
Family physician in Orange, California. Individual provider, active in the CMS NPPES registry since February 2, 2007.
## Identity
- **NPI:** 1578601282 (Entity type: Individual)
- **Enumerated:** February 2, 2007
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95028774 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2901 E KATELLA AVE, Orange, CA 92867-5248
- **Phone:** (949) 209-5775 · **Fax:** (949) 209-5542
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Bay Area Hospital District (NPI 1225016561, Coos Bay, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 20, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1578601282) · Data from the CMS NPPES public registry.