Doctor profile · Federal record
Dr. Siva Mandadi, MD
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Odessa, TX
- NPI 1538396858
- Accepts Medicare
- 22 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
701 W 5Th St
Odessa, TX 797634206
(432) 335-1700 - Additional location
-
800 E Dawson St
Tyler, TX 757012036
(903) 606-7264 - Additional location
-
811 S Washington Ave
Marshall, TX 756705336
(903) 315-1488 - Additional location
-
8389 S Broadway Ave
Tyler, TX 757035408
(903) 606-4129
Show 1 more location
Credentials & registration
- NPI registered
- June 2009 — 17 yrs on file
- Profile last updated
- September 2, 2025
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Texas #P8942 · Texas #BP1-0035519
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1538396858. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,743
Distinct HCPCS
7
Medicare allowed
$194,336
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 663 | 336 | $116 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 433 | 236 | $77 | |
99239 |
Hospital discharge day management, more than 30 minutes | 389 | 380 | $111 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 175 | 175 | $170 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 39 | 39 | $123 | |
99291 |
Critical care, first 30-74 minutes | 22 | 22 | $209 | |
99497 |
Advance care planning, first 30 minutes | 22 | 20 | $74 |
In context: peer comparison
Among 20 peers in Odessa Internal Medicine Physician, average services per provider: 122. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$192
Transactions
6
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 1 | $89.81 | |
| Pfizer INC. | 2 | $41.02 | |
| Fisher & Paykel Healthcare INC | 1 | $23.50 | |
| Janssen Pharmaceuticals, INC | 1 | $19.96 | |
| BeiGene USA, INC. | 1 | $17.23 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
617
Patients
426
Total drug cost
$38,852
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Potassium Chloride | Generic | 54 | 37 | $783 |
| Pantoprazole Sodium | Generic | 53 | 36 | $414 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 51 | 50 | $434 |
| Eliquis (Apixaban) | Brand | 51 | 24 | $33,502 |
| Amlodipine Besylate | Generic | 49 | 35 | $172 |
| Carvedilol | Generic | 49 | 29 | $290 |
| Furosemide | Generic | 48 | 39 | $212 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 45 | 23 | $345 |
| Bumetanide | Generic | 40 | 26 | $1,299 |
| Metoprolol Tartrate | Generic | 40 | 26 | $229 |
Frequently asked questions
What is Dr. Siva Mandadi's medical specialty?
Dr. Siva Mandadi practices Internal Medicine Physician in Odessa, TX.
Where does Dr. Siva Mandadi practice?
Dr. Siva Mandadi practices at 701 W 5Th St, Odessa, TX 797634206. Office phone: 4323351700.
What is Dr. Siva Mandadi's NPI?
Dr. Siva Mandadi's National Provider Identifier (NPI) is 1538396858, issued by NPPES.
Does Dr. Siva Mandadi accept Medicare assignment?
Yes. Dr. Siva Mandadi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Siva Mandadi commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.