Doctor profile · Federal record
Dr. Filemon Tan, M.D.
Rheumatology Physician (CMS: Rheumatology) · Houston, TX
- NPI 1083632319
- Accepts Medicare
- MIPS 81.3 / 100 · 2023
- 36 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6410 Fannin St, 600
Houston, TX 770303000
(832) 325-7191
fax (713) 512-2246 - Mailing address
-
Po Box 201088
Houston, TX 772161088
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- January 10, 2024
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- Texas #J0874
- Medicaid
- TX #129825902
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083632319. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
31,307
Distinct HCPCS
10
Medicare allowed
$692,207
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J1306 |
Injection, inclisiran, 1 mg | 20,448 | 46 | $12 | |
J0897 |
Injection, denosumab, 1 mg | 4,740 | 46 | $23 | |
J9312 |
Injection, rituximab, 10 mg | 2,350 | 15 | $80 | |
J1745 |
Injection, infliximab, excludes biosimilar, 10 mg | 2,300 | 11 | $33 | |
96372 |
Injection of drug or substance under skin or into muscle | 348 | 103 | $15 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 244 | 32 | $1 | |
96413 |
Administration of chemotherapy into vein, 1 hour or less | 152 | 37 | $132 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 143 | 103 | $130 | |
J3489 |
Injection, zoledronic acid, 1 mg | 120 | 24 | $8 | |
96415 |
Administration of chemotherapy into vein, each additional hour | 119 | 24 | $29 |
In context: peer comparison
Among 35 peers in this city , average services per provider: 2,499. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$20
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 1 | $19.54 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,109
Patients
313
Total drug cost
$2,113,173
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 203 | 88 | $2,796 |
| Methotrexate (Methotrexate Sodium) | Brand | 154 | 47 | $6,563 |
| Hydroxychloroquine Sulfate | Generic | 142 | 46 | $7,553 |
| Gabapentin | Generic | 78 | 28 | $1,757 |
| Allopurinol | Generic | 69 | 20 | $1,314 |
| Leflunomide | Generic | 69 | 28 | $5,456 |
| Rinvoq (Upadacitinib) | Brand | 63 | 12 | $465,727 |
| Enbrel Sureclick (Etanercept) | Brand | 61 | 0 | $454,765 |
| Tramadol Hcl | Generic | 51 | 13 | $531 |
| Celecoxib | Generic | 41 | 18 | $1,633 |
Hospital affiliations
Frequently asked questions
What is Dr. Filemon Tan's medical specialty?
Dr. Filemon Tan practices Rheumatology Physician in Houston, TX.
Where does Dr. Filemon Tan practice?
Dr. Filemon Tan practices at 6410 Fannin St, Houston, TX 770303000. Office phone: 8323257191.
What is Dr. Filemon Tan's NPI?
Dr. Filemon Tan's National Provider Identifier (NPI) is 1083632319, issued by NPPES.
Does Dr. Filemon Tan accept Medicare assignment?
Yes. Dr. Filemon Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Filemon Tan commonly perform?
Top Medicare-reported procedures in 2023: Injection, inclisiran, 1 mg (HCPCS J1306); Injection, denosumab, 1 mg (HCPCS J0897); Injection, rituximab, 10 mg (HCPCS J9312). Source: CMS Medicare Physician & Other Practitioners file.