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DR. WILLIAM ABDIEL PEREZ MORALES MD
NPI 1649851320
Internal Medicine in Moreno Valley, CA

Active since April 15, 2021PECOS EnrolledAccepts Medicare Assignment
26520 CACTUS AVE, MORENO VALLEY, CA 92555(951) 486-4000(951) 486-4035 Get Directions Write a Review

NPPES record last updated: October 16, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 4, 2024, Apr 15, 2021 (2 updates tracked since 2021).

About Dr. William Abdiel Perez Morales Md NPPES

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

DR. WILLIAM ABDIEL PEREZ MORALES MD (NPI 1649851320) is an individual internal medicine provider in Moreno Valley, California, licensed in California (A203141) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, is affiliated with Delray Medical Center, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1649851320
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. WILLIAM ABDIEL PEREZ MORALESCredential: MD
Location Address26520 CACTUS AVEMoreno Valley, CA 92555-3927
Mailing Address26520 Cactus AveMoreno Valley, CA 92555-3927 · (951) 486-4000 · Fax (951) 486-4035
Phone(951) 486-4000
Fax(951) 486-4035
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateApril 15, 2021
Last NPPES UpdateOctober 16, 20252 updates tracked since enumeration
NPPES CertifiedOctober 16, 2025
✔ NPI 1649851320 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A203141
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
26520 CACTUS AVE, Moreno Valley, CA 92555
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. William Abdiel Perez Morales Md 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 ID1951702448
PECOS Enrollment IDI20240815002372, I20250804003596
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.

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.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
185 services182 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
17 services17 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Delray Medical Center

Acute Care Hospitals · Delray Beach, FL
2/5 CMS rating
OwnershipProprietary
CMS Certification Number100258
Location5352 Linton BlvdDelray Beach, FL 33484 · Palm Beach County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92555 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
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
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.

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.

MARINA BOYARSKY M.D.
Student in an Organized Health Care Education/Training Program
26520 CACTUS AVE, FAMILY MEDICINE RESIDENCY PROGRAM
MORENO VALLEY, CA 92555
Riverside County (951) 486-5611
DR. THU KIEU NGUYEN HUYNH PHARM.D.
Pharmacist
26520 CACTUS AVE
MORENO VALLEY, CA 92555
Riverside County (951) 486-4613
ASHA PATEL RAJ DO
Family Medicine
26520 CACTUS AVE
MORENO VALLEY, CA 92555
Riverside County (714) 904-8341
COUNTY OF RIVERSIDE
Clinic/Center (Primary Care)
26520 CACTUS AVE
MORENO VALLEY, CA 92555
Riverside County (951) 486-4000
MERETT W SAAD DO
Student in an Organized Health Care Education/Training Program
26520 CACTUS AVE
MORENO VALLEY, CA 92555
Riverside County (951) 486-4000
GRACE SHINN
Pharmacist (Emergency Medicine)
26520 CACTUS AVE
MORENO VALLEY, CA 92555
Riverside County (951) 486-4000
NOLAN S LANGFORD
Student in an Organized Health Care Education/Training Program
26520 CACTUS AVE
MORENO VALLEY, CA 92555
Riverside County (951) 486-5434
DR. MY NGUYEN D.O.
Pediatrics
26520 CACTUS AVE
MORENO VALLEY, CA 92555
Riverside County (951) 486-4000

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 William Perez Morales's NPI number?

The NPI number for William Perez Morales is 1649851320. It was assigned to this individual provider in the NPPES registry on April 15, 2021.

Where is William Perez Morales located?

William Perez Morales practices at 26520 Cactus Ave, Moreno Valley, CA 92555. The listed phone number is (951) 486-4000.

What is William Perez Morales's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is William Perez Morales enrolled in Medicare?

Yes. William Perez Morales 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.

What insurance does William Perez Morales accept?

Health plans from Molina Healthcare list William Perez Morales as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is William Perez Morales affiliated with any hospitals?

According to CMS data, William Perez Morales is affiliated with Delray Medical Center.

When was this NPI record last updated?

The NPPES record for William Perez Morales was last updated on October 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.