DR. RAY EVERETT WILLIAMS M.D.
NPI 1144245838
Internal Medicine - Allergy & Immunology in Inglewood, CA

Active since July 13, 2006PECOS EnrolledAccepts Medicare Assignment
323 N PRAIRIE AVE, SUITE 222, INGLEWOOD, CA 90301(310) 674-2876(310) 674-1827 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Ray Everett Williams M.d. NPPES

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

DR. RAY EVERETT WILLIAMS M.D. (NPI 1144245838) is an individual allergy & immunology provider in Inglewood, California, licensed in California (G32137) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (1975).

NPPES Registry Identity

NPI1144245838
Entity TypeIndividualMale
Primary Taxonomy207RA0201X
Provider Legal NameDR. RAY EVERETT WILLIAMSCredential: M.D.
Location Address323 N PRAIRIE AVE, SUITE 222Inglewood, CA 90301-4502
Mailing Address323 N Prairie Ave, Suite 222Inglewood, CA 90301-4502 · (310) 674-2876 · Fax (310) 674-1827
Fax(310) 674-1827
Sole ProprietorYes
Medical School CMSUniversity Of California, San Francisco School Of MedicineGraduated 1975
Enumeration DateJuly 13, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1144245838 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Allergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207RA0201X
License Licensed in CA · G32137
Definition

An internist doctor of osteopathy that specializes in the treatment of allergy and immunologic disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Special Qualifications in the field of Allergy & Immunology.

323 N PRAIRIE AVE, Inglewood, CA 90301

Other Identifiers 3

Medicare UPINA91406CA
Medicare ID-Type UnspecifiedG32137CA
Medicaid00G321370CA

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. Ray Everett Williams 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 ID2062538259
PECOS Enrollment IDI20100924000765
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 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit, 40-54 minutes 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
34 services19 patients
Established patient office or other outpatient visit, 30-39 minutes 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
24 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90301 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
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.

Surgery
323 N PRAIRIE AVE, SUITE #315
INGLEWOOD, CA 90301
Specialist
323 N PRAIRIE AVE
INGLEWOOD, CA 90301
Psychiatry & Neurology (Neurology)
323 N PRAIRIE AVE, SUITE 200
INGLEWOOD, CA 90301
Ophthalmology
323 N PRAIRIE AVE, SUITE #201
INGLEWOOD, CA 90301
Physical Medicine & Rehabilitation (Spinal Cord Injury Medicine)
323 N PRAIRIE AVE, SUITE 200
INGLEWOOD, CA 90301
Ophthalmology
323 N PRAIRIE AVE, SUITE 201
INGLEWOOD, CA 90301
Internal Medicine (Nephrology)
323 N PRAIRIE AVE, SUITE 417
INGLEWOOD, CA 90301
Podiatrist (Primary Podiatric Medicine)
323 N PRAIRIE AVE, SUITE 320
INGLEWOOD, CA 90301

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1144245838, enumerated as an "individual" on July 13, 2006.

The provider is located at 323 N PRAIRIE AVE SUITE 222 INGLEWOOD, CA 90301 and the phone number is (310) 674-2876.

Internal Medicine with taxonomy code 207RA0201X and a focus in Allergy & Immunology.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.