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DR. WILLIAM M. DAVIS M.D.
NPI 1821444530
Family Medicine in Shamrock, TX

Active since May 11, 2016PECOS EnrolledAccepts Medicare Assignment
1010 S MAIN ST, SHAMROCK, TX 79079(806) 256-5148 Get Directions Write a Review

NPPES record last updated: July 22, 2019. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 22, 2019, May 11, 2016 (2 updates tracked since 2016).

About Dr. William M. Davis M.d. NPPES

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

DR. WILLIAM M. DAVIS M.D. (NPI 1821444530) is an individual family medicine provider in Shamrock, Texas, licensed in Texas (S2759) and active in the NPI registry since May 2016. He is enrolled in Medicare PECOS, is affiliated with Throckmorton County Memorial Hospital, and is a graduate of Texas Tech University Health Science Center School Of Medicine (2016).

NPPES Registry Identity

NPI1821444530
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. WILLIAM M. DAVISCredential: M.D.
Location Address1010 S MAIN STShamrock, TX 79079-2820
Mailing Address1010 S Main StShamrock, TX 79079-2820 · (806) 256-5148
Phone(806) 256-5148
Sole ProprietorNo
Medical School CMSTexas Tech University Health Science Center School Of MedicineGraduated 2016
Enumeration DateMay 11, 2016
Last NPPES UpdateJuly 22, 20192 updates tracked since enumeration
✔ NPI 1821444530 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in TX · S2759
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.
1010 S MAIN ST, Shamrock, TX 79079
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, UnitedHealthcare.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 M. Davis 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 ID7416243365
PECOS Enrollment IDI20190927001302
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 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.
15 services12 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
15 services12 patients

Hospital Affiliations CMS Care Compare

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

Throckmorton County Memorial Hospital

Critical Access Hospitals · Throckmorton, TX
OwnershipGovernment - Local
CMS Certification Number451339
Location802 N Minter AvenueThrockmorton, TX 76483 · Throckmorton County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 79079 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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 2

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
3 suppliers16 claims16 services$21.26 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
3 suppliers16 claims16 services$119.18 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 3

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

DAISSY SHARY CADENA FNP
Nurse Practitioner (Family)
1010 S MAIN ST
SHAMROCK, TX 79079
Wheeler County (806) 256-5148
KATHERINE FIRES APRN, FNP-C
Nurse Practitioner (Family)
1010 S MAIN ST
SHAMROCK, TX 79079
Wheeler County (806) 256-5148
PREFERRED HOSPITAL LEASING SHAMROCK, INC.
Clinic/Center (Rural Health)
1010 S MAIN ST
SHAMROCK, TX 79079
Wheeler County (806) 256-5148

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 Davis's NPI number?

The NPI number for William Davis is 1821444530. It was assigned to this individual provider in the NPPES registry on May 11, 2016.

Where is William Davis located?

William Davis practices at 1010 S Main St, Shamrock, TX 79079. The listed phone number is (806) 256-5148.

What is William Davis's specialty?

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

Is William Davis enrolled in Medicare?

Yes. William Davis 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 Davis accept?

Health plans from Blue Cross and Blue Shield of Texas and UnitedHealthcare list William Davis 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 Davis affiliated with any hospitals?

According to CMS data, William Davis is affiliated with Throckmorton County Memorial Hospital.

When was this NPI record last updated?

The NPPES record for William Davis was last updated on July 22, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.