Doctor profile · Federal record
Dr. William Davis, M.D.
Family Medicine Physician (CMS: Family Practice) · Shamrock, TX
- NPI 1821444530
- Accepts Medicare
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1010 S Main St
Shamrock, TX 790792820
(806) 256-5148
Credentials & registration
- NPI registered
- May 2016 — 10 yrs on file
- Profile last updated
- July 22, 2019
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Texas #S2759
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821444530. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
26
Distinct HCPCS
2
Medicare allowed
$2,408
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99283 |
Emergency department visit with low level of medical decision making | 13 | 11 | $69 | |
99284 |
Emergency department visit with moderate level of medical decision making | 13 | 13 | $116 |
In context: peer comparison
Among 1 peers in Shamrock Family Medicine Physician, average services per provider: 13. This provider delivers 2.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
919
Patients
172
Total drug cost
$12,112
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Lisinopril | Generic | 112 | 28 | $1,870 |
| Atorvastatin Calcium | Generic | 91 | 27 | $1,382 |
| Amlodipine Besylate | Generic | 86 | 15 | $546 |
| Levothyroxine Sodium | Generic | 72 | 19 | $1,087 |
| Losartan Potassium | Generic | 62 | 14 | $900 |
| Warfarin Sodium | Generic | 59 | 0 | $323 |
| Metformin Hcl | Generic | 57 | 17 | $755 |
| Duloxetine Hcl | Generic | 53 | 0 | $1,467 |
| Carvedilol | Generic | 51 | 0 | $359 |
| Meloxicam | Generic | 50 | 13 | $522 |
Frequently asked questions
What is Dr. William Davis's medical specialty?
Dr. William Davis practices Family Medicine Physician in Shamrock, TX.
Where does Dr. William Davis practice?
Dr. William Davis practices at 1010 S Main St, Shamrock, TX 790792820. Office phone: 8062565148.
What is Dr. William Davis's NPI?
Dr. William Davis's National Provider Identifier (NPI) is 1821444530, issued by NPPES.
Does Dr. William Davis accept Medicare assignment?
Yes. Dr. William Davis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Davis commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with low level of medical decision making (HCPCS 99283); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.