Doctor profile · Federal record
Dr. Jose Diaz, M.D
Pediatrics Physician (CMS: Family Practice) · General Practice Physician · Downey, CA
- NPI 1427078781
- Accepts Medicare
- 36 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8016 2Nd St
Downey, CA 902413622
(562) 862-7744
fax (562) 407-2082 - Mailing address
-
9302 Cord Ave
Downey, CA 902403028
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- October 25, 2016
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 208000000X — NUCC code
- State license (1)
- California #A76805
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427078781. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
286
Distinct HCPCS
3
Medicare allowed
$33,502
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 204 | 57 | $139 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 50 | 32 | $98 | |
36415 |
Insertion of needle into vein for collection of blood sample | 32 | 23 | $8 |
In context: peer comparison
Among 1 peers in Downey Pediatrics Physician, average services per provider: 95. This provider delivers 3.0× the peer median.Open Payments
Industry payments received
All-time total
$610
Transactions
28
Manufacturers
12
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| GlaxoSmithKline, LLC. | 13 | $188.97 | |
| Acadia Pharmaceuticals INC | 3 | $136.71 | |
| Lilly USA, LLC | 3 | $82.35 | |
| Sumitomo Pharma America, INC. | 1 | $34.24 | |
| Ironwood Pharmaceuticals, INC | 1 | $27.38 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $26.26 | |
| Karyopharm Therapeutics INC. | 1 | $25.40 | |
| Bayer Healthcare Pharmaceuticals INC. | 1 | $24.12 | |
| AstraZeneca Pharmaceuticals Lp | 1 | $17.55 | |
| Cranial Technologies, INC | 1 | $17.33 | |
| Exact Sciences Corporation | 1 | $15.71 | |
| Abbvie INC. | 1 | $14.32 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
4,119
Patients
1,336
Total drug cost
$484,759
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Losartan Potassium | Generic | 449 | 132 | $8,652 |
| Metformin Hcl | Generic | 419 | 116 | $5,198 |
| Omeprazole | Generic | 404 | 118 | $5,848 |
| Atorvastatin Calcium | Generic | 388 | 119 | $7,350 |
| Diclofenac Sodium | Generic | 304 | 91 | $8,742 |
| Gabapentin | Generic | 268 | 65 | $3,490 |
| Tramadol Hcl | Generic | 240 | 69 | $1,344 |
| Montelukast Sodium | Generic | 222 | 64 | $3,436 |
| Linzess (Linaclotide) | Brand | 218 | 68 | $163,919 |
| Ketoconazole | Generic | 215 | 106 | $10,300 |
Frequently asked questions
What is Dr. Jose Diaz's medical specialty?
Dr. Jose Diaz practices Pediatrics Physician in Downey, CA.
Where does Dr. Jose Diaz practice?
Dr. Jose Diaz practices at 8016 2Nd St, Downey, CA 902413622. Office phone: 5628627744.
What is Dr. Jose Diaz's NPI?
Dr. Jose Diaz's National Provider Identifier (NPI) is 1427078781, issued by NPPES.
Does Dr. Jose Diaz accept Medicare assignment?
Yes. Dr. Jose Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jose Diaz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.