Doctor profile · Federal record
Dr. Shervin Assassi, M.D.
Rheumatology Physician (CMS: Rheumatology) · Houston, TX
- NPI 1043259567
- Accepts Medicare
- MIPS 81.3 / 100 · 2023
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
6431 Fannin St, Msb 5.270
Houston, TX 770301501
(713) 500-6900
fax (713) 500-0580 - Additional location
-
1515 Holcombe Blvd
Houston, TX 770304000
(713) 792-6161
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- June 24, 2025
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- Texas #M2251
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043259567. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
60
Distinct HCPCS
1
Medicare allowed
$7,345
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 60 | 39 | $122 |
In context: peer comparison
Among 35 peers in Houston Rheumatology Physician, average services per provider: 2,499. This provider delivers 0.0× the peer median.Open Payments
Industry payments received
All-time total
$86,888
Transactions
89
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boehringer Ingelheim International GmbH | 48 | $54,704.09 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 20 | $17,544.82 | |
| Merck Sharp & Dohme LLC | 9 | $6,732.73 | |
| Abbvie INC. | 8 | $5,838.20 | |
| AstraZeneca Uk Limited | 1 | $1,074.00 | |
| AstraZeneca Pharmaceuticals Lp | 1 | $805.50 | |
| Ucb, INC. | 2 | $188.19 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
402
Patients
44
Total drug cost
$178,630
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 51 | 18 | $919 |
| Prednisone | Generic | 48 | 13 | $450 |
| Famotidine | Generic | 43 | 13 | $620 |
| Tramadol Hcl | Generic | 35 | 0 | $118 |
| Meloxicam | Generic | 32 | 0 | $133 |
| Mycophenolate Mofetil | Generic | 31 | 0 | $6,124 |
| Xeljanz (Tofacitinib Citrate) | Brand | 25 | 0 | $149,872 |
| Hydroxychloroquine Sulfate | Generic | 23 | 0 | $2,093 |
| Leflunomide | Generic | 19 | 0 | $1,634 |
| Mycophenolic Acid (Mycophenolate Sodium) | Brand | 19 | 0 | $13,979 |
Frequently asked questions
What is Dr. Shervin Assassi's medical specialty?
Dr. Shervin Assassi practices Rheumatology Physician in Houston, TX.
Where does Dr. Shervin Assassi practice?
Dr. Shervin Assassi practices at 6431 Fannin St, Houston, TX 770301501. Office phone: 7135006900.
What is Dr. Shervin Assassi's NPI?
Dr. Shervin Assassi's National Provider Identifier (NPI) is 1043259567, issued by NPPES.
Does Dr. Shervin Assassi accept Medicare assignment?
Yes. Dr. Shervin Assassi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shervin Assassi commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.