Doctor profile · Federal record
Dr. Spencer Mason
Physician Assistant · Mission, SD
- NPI 1982064184
- Accepts Medicare
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
161 S Main
Mission, SD 57555
(605) 856-2295
Credentials & registration
- NPI registered
- March 2016 — 10 yrs on file
- Profile last updated
- May 18, 2016
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1982064184. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
246
Distinct HCPCS
4
Medicare allowed
$15,878
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 114 | 82 | $104 | |
36415 |
Insertion of needle into vein for collection of blood sample | 65 | 40 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 48 | 32 | $73 | |
81003 |
Automated urinalysis test | 19 | 18 | $2 |
In context: peer comparison
Among 2 peers in Mission Physician Assistant, average services per provider: 54. This provider delivers 4.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
319
Patients
106
Total drug cost
$3,766
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 50 | 18 | $530 |
| Atorvastatin Calcium | Generic | 50 | 15 | $787 |
| Lisinopril | Generic | 37 | 12 | $514 |
| Cephalexin | Generic | 23 | 22 | $95 |
| Omeprazole | Generic | 21 | 0 | $310 |
| Levothyroxine Sodium | Generic | 19 | 0 | $249 |
| Tramadol Hcl | Generic | 18 | 0 | $88 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 14 | 13 | $120 |
| Losartan Potassium | Generic | 14 | 0 | $247 |
| Azithromycin | Generic | 13 | 13 | $56 |
Frequently asked questions
What is Dr. Spencer Mason's medical specialty?
Dr. Spencer Mason practices Physician Assistant in Mission, SD.
Where does Dr. Spencer Mason practice?
Dr. Spencer Mason practices at 161 S Main, Mission, SD 57555. Office phone: 6058562295.
What is Dr. Spencer Mason's NPI?
Dr. Spencer Mason's National Provider Identifier (NPI) is 1982064184, issued by NPPES.
Does Dr. Spencer Mason accept Medicare assignment?
Yes. Dr. Spencer Mason accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Spencer Mason commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.