Doctor profile · Federal record
Dr. Mark Prange, MD
Geriatric Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · San Antonio, TX
- NPI 1871607820
- Accepts Medicare
- 40 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
5007 E Beverly Mae Dr
San Antonio, TX 782294940
(210) 417-3341 - Additional location
-
630 W Woodlawn Ave
San Antonio, TX 782123348
fax (210) 568-4942
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- March 17, 2018
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 207RG0300X — NUCC code
- State license (1)
- Texas #H2696
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871607820. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
386
Distinct HCPCS
4
Medicare allowed
$36,769
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 292 | 65 | $102 | |
99308 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 63 | 33 | $72 | |
99307 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes | 18 | 14 | $38 | |
99305 |
Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes | 13 | 13 | $128 |
In context: peer comparison
Among 6 peers in San Antonio Geriatric Medicine (Internal Medicine) Physician, average services per provider: 66. This provider delivers 5.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,888
Patients
168
Total drug cost
$85,793
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 291 | 31 | $4,417 |
| Potassium Chloride | Generic | 193 | 25 | $4,470 |
| Lactulose | Generic | 160 | 27 | $3,933 |
| Furosemide | Generic | 156 | 20 | $1,075 |
| Escitalopram Oxalate | Generic | 146 | 16 | $1,780 |
| Lisinopril | Generic | 110 | 12 | $1,183 |
| Carvedilol | Generic | 108 | 13 | $1,117 |
| Donepezil Hcl | Generic | 106 | 11 | $1,311 |
| Januvia (Sitagliptin Phosphate) | Brand | 102 | 0 | $27,641 |
| Memantine Hcl | Generic | 99 | 0 | $5,660 |
Frequently asked questions
What is Dr. Mark Prange's medical specialty?
Dr. Mark Prange practices Geriatric Medicine (Internal Medicine) Physician in San Antonio, TX.
Where does Dr. Mark Prange practice?
Dr. Mark Prange practices at 5007 E Beverly Mae Dr, San Antonio, TX 782294940. Office phone: 2104173341.
What is Dr. Mark Prange's NPI?
Dr. Mark Prange's National Provider Identifier (NPI) is 1871607820, issued by NPPES.
Does Dr. Mark Prange accept Medicare assignment?
Yes. Dr. Mark Prange accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Prange commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99307). Source: CMS Medicare Physician & Other Practitioners file.