1. Home
  2. Directory
  3. California
  4. Perris
  5. Family Medicine
  6. NPI Profile

MRS. KEYLA SARAI MONTERREY M.D.
NPI 1225229446
Family Medicine in Perris, CA

Active since August 05, 2007PECOS EnrolledAccepts Medicare Assignment
309 E. SAN JACINTO AVENUE, PERRIS, CA 92570(951) 214-1400(951) 940-6726 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 7, 2023, Dec 23, 2021 (2 updates tracked since 2021).

About Mrs. Keyla Sarai Monterrey M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. KEYLA SARAI MONTERREY M.D. (NPI 1225229446) is an individual family medicine provider in Perris, California, licensed in California (A98930) and active in the NPI registry since August 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2000).

NPPES Registry Identity

NPI1225229446
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMRS. KEYLA SARAI MONTERREYCredential: M.D.
Location Address309 E. SAN JACINTO AVENUEPerris, CA 92570
Mailing Address4065 County Circle Dr, Room 306Riverside, CA 92503-3410 · (951) 358-5222 · Fax (951) 358-5235
Phone(951) 214-1400
Fax(951) 940-6726
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateAugust 5, 2007
Last NPPES UpdateMarch 7, 20232 updates tracked since enumeration
NPPES CertifiedDecember 23, 2021
✔ NPI 1225229446 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A98930
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
309 E. SAN JACINTO AVENUE, Perris, CA 92570
Open in Google Maps ↗

Other Names 1

Other Name (5)Mrs. Keyla Sarai Monterrey Md

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. Keyla Sarai Monterrey M.d. 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.

PECOS PAC ID6800015967
PECOS Enrollment IDI20140923000225
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Keyla Monterrey reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southern California Permanente Medical Group
16 mi
Health Maintenance Organization
10800 MAGNOLIA AVE
Riverside, CA 92505
  • Reassigned Medicare billing, California enrollment
  • 5,228 clinicians in this Medicare group
NPI 1316979834 (866) 984-7483

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 92570 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Keyla Monterrey's NPI number?

The NPI number for Keyla Monterrey is 1225229446. It was assigned to this individual provider in the NPPES registry on August 5, 2007. The provider is also known as Mrs. Keyla Sarai Monterrey MD.

Where is Keyla Monterrey located?

Keyla Monterrey practices at 309 E. San Jacinto Avenue, Perris, CA 92570. The listed phone number is (951) 214-1400.

What is Keyla Monterrey's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Keyla Monterrey enrolled in Medicare?

Yes. Keyla Monterrey 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 organization bills Medicare for Keyla Monterrey's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Keyla Monterrey reassigns Medicare benefits to Southern California Permanente Medical Group (Riverside, CA). 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 Keyla Monterrey'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 Keyla Monterrey was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.