Doctor profile · Federal record
Dr. Ronak Patel, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Walnut Creek, CA
- NPI 1255872602
- Accepts Medicare
- 9 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
177 la Casa Via Ste 390
Walnut Creek, CA 945986101
(925) 692-5610 - Mailing address
-
1450 Treat Blvd # 300
Walnut Creek, CA 945972168
Credentials & registration
- NPI registered
- March 2017 — 9 yrs on file
- Profile last updated
- November 25, 2025
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- California #A157379
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255872602. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
605
Distinct HCPCS
10
Medicare allowed
$66,904
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 86 | 41 | $88 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 75 | 62 | $146 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 70 | 47 | $203 | |
36415 |
Insertion of needle into vein for collection of blood sample | 66 | 47 | $8 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 56 | 39 | $8 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 52 | 52 | $251 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 49 | 33 | $55 | |
80053 |
Blood test, comprehensive group of blood chemicals | 38 | 24 | $10 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 27 | 26 | $193 | |
96413 |
Administration of chemotherapy into vein, 1 hour or less | 20 | 11 | $174 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 1,407. This provider delivers 0.4× the peer median.Open Payments
Industry payments received
All-time total
$1,316
Transactions
23
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Scientific Affairs, LLC | 1 | $817.50 | |
| Merck Sharp & Dohme LLC | 5 | $129.85 | |
| Novartis Pharmaceuticals Corporation | 4 | $87.40 | |
| E.R. Squibb & Sons, L.L.C. | 2 | $38.73 | |
| Octapharma USA, Inc. | 1 | $33.01 | |
| GENZYME CORPORATION | 1 | $31.82 | |
| Celgene Corporation | 1 | $31.69 | |
| ABBVIE INC. | 2 | $31.55 | |
| Gilead Sciences, Inc. | 1 | $21.74 | |
| Deciphera Pharmaceuticals Inc. | 1 | $21.23 | |
| BeiGene USA, Inc. | 1 | $21.05 | |
| PFIZER INC. | 1 | $18.88 | |
| ARRAY BIOPHARMA INC | 1 | $16.92 | |
| RECORDATI_RARE_DISEASES_INC. | 1 | $14.98 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Ronak Patel's medical specialty?
Dr. Ronak Patel practices Hematology & Oncology Physician in Walnut Creek, CA.
Where does Dr. Ronak Patel practice?
Dr. Ronak Patel practices at 177 la Casa Via Ste 390, Walnut Creek, CA 945986101. Office phone: 9256925610.
What is Dr. Ronak Patel's NPI?
Dr. Ronak Patel's National Provider Identifier (NPI) is 1255872602, issued by NPPES.
Does Dr. Ronak Patel accept Medicare assignment?
Yes. Dr. Ronak Patel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ronak Patel commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.