Doctor profile · Federal record
Dr. Sharafali Diwan, M.D.
Infectious Disease Physician (CMS: Infectious Disease) · Houston, TX
- NPI 1114927290
- Accepts Medicare
- 37 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
18220 Tomball Pkwy, Suite 230
Houston, TX 770704347
(832) 604-0005
fax (832) 604-0103
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207RI0200X — NUCC code
- State license (1)
- Texas #J6920
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1114927290. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,745
Distinct HCPCS
8
Medicare allowed
$329,068
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 2,938 | 317 | $79 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 328 | 63 | $120 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 317 | 290 | $129 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 60 | 26 | $50 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 32 | 22 | $92 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 28 | 17 | $129 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 24 | 24 | $174 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 18 | 18 | $114 |
In context: peer comparison
Among 56 peers in this city , average services per provider: 191. This provider delivers 20× the peer median.Open Payments
Industry payments received
All-time total
$1,079
Transactions
53
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Gilead Sciences, Inc. | 35 | $495.19 | |
| Astellas Pharma US Inc | 7 | $274.72 | |
| Shionogi Inc | 5 | $174.44 | |
| Merck Sharp & Dohme LLC | 3 | $71.77 | |
| EMD Serono, Inc. | 2 | $43.40 | |
| Insmed, Inc. | 1 | $19.13 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
498
Patients
54
Total drug cost
$1,335,101
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Biktarvy (Bictegrav/Emtricit/Tenofov Ala) | Brand | 224 | 27 | $923,396 |
| Dovato (Dolutegravir Sodium/Lamivudine) | Brand | 45 | 0 | $133,772 |
| Doxycycline Hyclate | Generic | 40 | 27 | $1,361 |
| Triumeq (Abacavir/Dolutegravir/Lamivudi) | Brand | 24 | 0 | $92,843 |
| Ertapenem (Ertapenem Sodium) | Brand | 20 | 0 | $12,312 |
| Gabapentin | Generic | 19 | 0 | $785 |
| Ceftriaxone (Ceftriaxone Sodium) | Brand | 17 | 0 | $4,244 |
| Daptomycin | Generic | 17 | 0 | $29,055 |
| Vancomycin Hcl | Generic | 15 | 0 | $1,696 |
| Isoniazid | Generic | 14 | 0 | $78 |
Hospital affiliations
Frequently asked questions
What is Dr. Sharafali Diwan's medical specialty?
Dr. Sharafali Diwan practices Infectious Disease Physician in Houston, TX.
Where does Dr. Sharafali Diwan practice?
Dr. Sharafali Diwan practices at 18220 Tomball Pkwy, Houston, TX 770704347. Office phone: 8326040005.
What is Dr. Sharafali Diwan's NPI?
Dr. Sharafali Diwan's National Provider Identifier (NPI) is 1114927290, issued by NPPES.
Does Dr. Sharafali Diwan accept Medicare assignment?
Yes. Dr. Sharafali Diwan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sharafali Diwan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.