Doctor profile · Federal record
Dr. Bryan Gescuk, M.D.
Rheumatology Physician (CMS: Rheumatology) · San Mateo, CA
- NPI 1295815579
- Accepts Medicare
- MIPS 73.7 / 100 · 2023
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
222 W 39Th Ave
San Mateo, CA 944034364
(650) 573-2222 - Additional location
-
101 S San Mateo Dr Ste 307
San Mateo, CA 944013844
(650) 348-6011
fax (650) 348-6027
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 21, 2022
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- California #A65762
- Medicaid
- CA #00A657620
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1295815579. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
15,108
Distinct HCPCS
10
Medicare allowed
$327,654
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J1602 |
Injection, golimumab, 1 mg, for intravenous use | 9,800 | 11 | $13 | |
J0897 |
Injection, denosumab, 1 mg | 4,200 | 40 | $23 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 359 | 160 | $153 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 311 | 60 | $1 | |
96372 |
Injection of drug or substance under skin or into muscle | 97 | 43 | $18 | |
96365 |
Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | 90 | 19 | $86 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 87 | 87 | $196 | |
20610 |
Aspiration and/or injection of fluid from large joint | 50 | 35 | $88 | |
96413 |
Administration of chemotherapy into vein, 1 hour or less | 43 | 16 | $177 | |
20600 |
Aspiration and/or injection of fluid from small joint | 37 | 25 | $73 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 1,053. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$129,815
Transactions
336
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 76 | $59,079.41 | |
| Amgen Inc. | 100 | $58,341.24 | |
| Novartis Pharmaceuticals Corporation | 31 | $7,087.15 | |
| Janssen Biotech, Inc. | 37 | $2,910.58 | |
| UCB, Inc. | 18 | $483.51 | |
| Aurinia Pharma U.S., Inc. | 17 | $405.11 | |
| AstraZeneca Pharmaceuticals LP | 9 | $252.55 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 5 | $172.01 | |
| Lilly USA, LLC | 12 | $166.78 | |
| GlaxoSmithKline, LLC. | 8 | $149.17 | |
| E.R. Squibb & Sons, L.L.C. | 7 | $131.72 | |
| PFIZER INC. | 5 | $124.07 | |
| ANI Pharmaceuticals, Inc. | 5 | $103.78 | |
| Alexion Pharmaceuticals, Inc. | 3 | $91.36 | |
| Genentech USA, Inc. | 3 | $67.71 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,349
Patients
318
Total drug cost
$2,745,990
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 290 | 108 | $3,915 |
| Methotrexate (Methotrexate Sodium) | Brand | 182 | 55 | $7,751 |
| Humira(Cf) Pen (Adalimumab) | Brand | 142 | 19 | $1,138,939 |
| Hydroxychloroquine Sulfate | Generic | 120 | 33 | $9,916 |
| Allopurinol | Generic | 119 | 40 | $2,234 |
| Xeljanz Xr (Tofacitinib Citrate) | Brand | 74 | 0 | $430,442 |
| Rinvoq (Upadacitinib) | Brand | 71 | 0 | $450,774 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 66 | 13 | $3,849 |
| Duloxetine Hcl | Generic | 64 | 19 | $3,861 |
| Enbrel Sureclick (Etanercept) | Brand | 54 | 0 | $422,392 |
Hospital affiliations
Frequently asked questions
What is Dr. Bryan Gescuk's medical specialty?
Dr. Bryan Gescuk practices Rheumatology Physician in San Mateo, CA.
Where does Dr. Bryan Gescuk practice?
Dr. Bryan Gescuk practices at 222 W 39Th Ave, San Mateo, CA 944034364. Office phone: 6505732222.
What is Dr. Bryan Gescuk's NPI?
Dr. Bryan Gescuk's National Provider Identifier (NPI) is 1295815579, issued by NPPES.
Does Dr. Bryan Gescuk accept Medicare assignment?
Yes. Dr. Bryan Gescuk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bryan Gescuk commonly perform?
Top Medicare-reported procedures in 2023: Injection, golimumab, 1 mg, for intravenous use (HCPCS J1602); Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.