ELWOOD FRAY WILLIAMS MD
NPI 1366542896
Internal Medicine - Sleep Medicine in Oklahoma City, OK

Active since September 24, 2006PECOS EnrolledAccepts Medicare Assignment
5401 N PORTLAND AVE, SUITE 510, OKLAHOMA CITY, OK 73112(405) 604-4210(405) 604-4241 Get Directions Write a Review

NPPES record last updated: August 25, 2015. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Elwood Fray Williams Md NPPES

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

ELWOOD FRAY WILLIAMS MD (NPI 1366542896) is an individual sleep medicine provider in Oklahoma City, Oklahoma, licensed in Oklahoma (17492) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Mississippi School Of Medicine (1984).

NPPES Registry Identity

NPI1366542896
Entity TypeIndividualMale
Primary Taxonomy207RS0012X
Provider Legal NameELWOOD FRAY WILLIAMSCredential: MD
Location Address5401 N PORTLAND AVE, SUITE 510Oklahoma City, OK 73112-1670
Mailing Address5401 N Portland Ave, Suite 510Oklahoma City, OK 73112-2121 · (405) 604-4210 · Fax (405) 604-4241
Fax(405) 604-4241
Sole ProprietorNo
Medical School CMSUniversity Of Mississippi School Of MedicineGraduated 1984
Enumeration DateSeptember 24, 2006
Last NPPES UpdateAugust 25, 2015
NPI 1366542896 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Sleep MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RS0012X
License Licensed in OK · 17492
Definition

An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License 17492 (OK)
5401 N PORTLAND AVE, Oklahoma City, OK 73112

Other Identifiers 3

Medicaid100112650AOK
Medicare UPINB31186OK
Other290004188OK · Railroad Mc

Accepted 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

Elwood Fray Williams 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 ID8224008305
PECOS Enrollment IDI20070714000082
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 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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 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.
342 services289 patients
Sleep study in sleep lab with continuous airway pressure (6 years or older) 95811
A sleep study in a sleep lab with continuous airway pressure is a test for individuals aged 6 and above. It monitors your sleep patterns to check for disorders like sleep apnea. Continuous airway pressure helps keep your airways open while you sleep, improving your breathing.
103 services92 patients
Sleep study in sleep lab (6 years or older) 95810
A sleep study in a sleep lab is a non-invasive overnight test that monitors your body while you sleep. It helps doctors understand your sleep patterns and identify any issues like sleep apnea or insomnia. You'll be connected to equipment that tracks your heart rate, brain waves, breathing, and movements.
37 services37 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
37 services37 patients
Sleep study including heart rate, breathing, airflow, and effort 95806
A sleep study monitors your heart rate, breathing patterns, airflow, and physical effort while you sleep. It helps identify sleep disorders by tracking your sleep stages and cycles. This data aids doctors in diagnosing and treating sleep-related issues.
19 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 73112 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
$123.06 typical visit price
range $53.00 – $162.61
Typical copayment $30.76 (range $13.25 – $40.65)
Most-billed visit code 99204
Established Patient
$94.27 typical visit price
range $16.68 – $132.40
Typical copayment $23.56 (range $4.17 – $33.10)
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.

Referred Medical Equipment & Supplies CMS DME claims 17

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
13 suppliers734 claims734 services$35.02 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
11 suppliers492 claims492 services$81.70 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
11 suppliers511 claims1,404 services$30.87 avg. paid by Medicare
Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
7 suppliers169 claims917 services$15.55 avg. paid by Medicare
Pillow for use on nasal cannula type interface, replacement only, pair A7033
DME-Other DME · category DE001N
10 suppliers169 claims949 services$12.71 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
11 suppliers338 claims338 services$48.33 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 15

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Audiologist
5401 N PORTLAND AVE, SUITE 260
OKLAHOMA CITY, OK 73112
Obstetrics & Gynecology
5401 N PORTLAND AVE, SUITE 440
OKLAHOMA CITY, OK 73112
General Acute Care Hospital
5401 N PORTLAND AVE, SUITE 220
OKLAHOMA CITY, OK 73112
Clinic/Center (Ambulatory Surgical)
5401 N PORTLAND AVE, SUITE 100
OKLAHOMA CITY, OK 73112
Podiatrist (Foot Surgery)
5401 N PORTLAND AVE, SUITE 395
OKLAHOMA CITY, OK 73112
Nurse Practitioner
5401 N PORTLAND AVE, SUITE 270
OKLAHOMA CITY, OK 73112
Clinic/Center (Radiology)
5401 N PORTLAND AVE, 330
OKLAHOMA CITY, OK 73112
Durable Medical Equipment & Medical Supplies
5401 N PORTLAND AVE, SUITE 390
OKLAHOMA CITY, OK 73112

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 Elwood Williams's NPI number?

The NPI number for Elwood Williams is 1366542896. It was assigned to this individual provider in the NPPES registry on September 24, 2006.

Where is Elwood Williams located?

Elwood Williams practices at 5401 N Portland Ave Suite 510, Oklahoma City, OK 73112. The listed phone number is (405) 604-4210.

What is Elwood Williams's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Sleep Medicine, with taxonomy code 207RS0012X.

Is Elwood Williams enrolled in Medicare?

Yes. Elwood Williams 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 Elwood Williams accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 4 other insurers list Elwood Williams 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.

When was this NPI record last updated?

The NPPES record for Elwood Williams was last updated on August 25, 2015. NPI Profile syncs with the weekly NPPES data releases published by CMS.