DR. RACHAEL ANN ALLEN D.O
NPI 1801275391
Ophthalmology in San Diego, CA
About Dr. Rachael Ann Allen D.o NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RACHAEL ANN ALLEN D.O (NPI 1801275391) is an individual ophthalmology provider in San Diego, California, licensed in California (20A14877) and active in the NPI registry since May 2015. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Oklahoma State University College Of Osteopathic Medicine (2015).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Secondary Practice Locations 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
Dr. Rachael Ann Allen D.o 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
3Medicare enrollment records show Rachael Allen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Diego, CA 92123
- Reassigned Medicare billing, California enrollment
- 1,437 clinicians in this Medicare group
San Diego, CA 92103
- Reassigned Medicare billing, California enrollment
- 218 clinicians in this Medicare group
Upland, CA 91786
- Reassigned Medicare billing, California enrollment
- 50 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 92121 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.
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 Rachael Allen's NPI number?
The NPI number for Rachael Allen is 1801275391. It was assigned to this individual provider in the NPPES registry on May 29, 2015. The provider is also known as Dr. Rachael Ann Hayden D.O.
Where is Rachael Allen located?
Rachael Allen practices at 5330 Carroll Canyon Rd Ste 210, San Diego, CA 92121. The listed phone number is (800) 765-2737.
What is Rachael Allen's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Rachael Allen enrolled in Medicare?
Yes. Rachael Allen 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 Rachael Allen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rachael Allen reassigns Medicare benefits to 3 organizations: Emergency And Acute Care Medical Corporation (San Diego, CA), On Call Specialists Medical Group Of San Diego, Inc. (San Diego, CA) and Pacific Eye Institute, A Medical Group, Inc. (Upland, 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 Rachael Allen'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 Rachael Allen was last updated on October 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Rachael Ann Allen, D.O · NPI 1801275391
Ophthalmology physician in San Diego, California. Individual provider, active in the CMS NPPES registry since May 29, 2015.
## Identity
- **NPI:** 1801275391 (Entity type: Individual)
- **Enumerated:** May 29, 2015
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** 20A14877 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 5330 CARROLL CANYON RD STE 210, San Diego, CA 92121-3758
- **Phone:** (800) 765-2737
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Emergency And Acute Care Medical Corporation (NPI 1437103942, San Diego, CA); On Call Specialists Medical Group Of San Diego, Inc. (NPI 1962175836, San Diego, CA); Pacific Eye Institute, A Medical Group, Inc. (NPI 1962422709, Upland, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oklahoma State University College Of Osteopathic Medicine, class of 2015
## Record status
- **NPPES last updated:** October 9, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1801275391) · Data from the CMS NPPES public registry.