Doctor profile · Federal record
Dr. Gregory Blair, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology & Oncology Physician · Carmichael, CA
- NPI 1598731291
- Accepts Medicare
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6555 Coyle Ave, Suite 301
Carmichael, CA 956080302
(916) 961-0258
fax (916) 962-1973
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- April 28, 2017
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State licenses (2)
- California #G065481 · California #G65481
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598731291. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
574
Distinct HCPCS
6
Medicare allowed
$40,462
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 143 | 66 | $95 | |
36415 |
Insertion of needle into vein for collection of blood sample | 137 | 48 | $7 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 122 | 41 | $8 | |
96413 |
Administration of chemotherapy into vein, 1 hour or less | 96 | 11 | $146 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 60 | 29 | $134 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 16 | 16 | $176 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 1,703. This provider delivers 0.3× the peer median.Open Payments
Industry payments received
All-time total
$931
Transactions
33
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Astellas Pharma US Inc | 3 | $149.15 | |
| E.R. Squibb & Sons, L.L.C. | 7 | $135.41 | |
| Novartis Pharmaceuticals Corporation | 4 | $109.43 | |
| AstraZeneca Pharmaceuticals LP | 4 | $104.35 | |
| Genentech USA, Inc. | 3 | $85.23 | |
| Merck Sharp & Dohme LLC | 2 | $56.35 | |
| Eisai Inc. | 2 | $46.98 | |
| Deciphera Pharmaceuticals Inc. | 1 | $33.91 | |
| Regeneron Healthcare Solutions, Inc. | 1 | $30.76 | |
| TAIHO ONCOLOGY, INC. | 1 | $30.73 | |
| Janssen Biotech, Inc. | 1 | $27.45 | |
| ABBVIE INC. | 1 | $26.20 | |
| Coherus Biosciences Inc. | 1 | $24.79 | |
| Rigel Pharmaceuticals, Inc. | 1 | $20.59 | |
| Ipsen Biopharmaceuticals, Inc | 1 | $18.18 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
313
Patients
67
Total drug cost
$734,113
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 72 | 20 | $3,453 |
| Ondansetron Hcl | Generic | 33 | 17 | $545 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 32 | 0 | $1,205 |
| Dexamethasone | Generic | 28 | 14 | $220 |
| Prochlorperazine Maleate | Generic | 25 | 16 | $278 |
| Xtandi (Enzalutamide) | Brand | 20 | 0 | $310,245 |
| Exemestane | Generic | 18 | 0 | $3,491 |
| Ondansetron Odt (Ondansetron) | Brand | 18 | 0 | $415 |
| Levothyroxine Sodium | Generic | 16 | 0 | $199 |
| Lansoprazole | Generic | 14 | 0 | $218 |
Hospital affiliations
Frequently asked questions
What is Dr. Gregory Blair's medical specialty?
Dr. Gregory Blair practices Hematology & Oncology Physician in Carmichael, CA.
Where does Dr. Gregory Blair practice?
Dr. Gregory Blair practices at 6555 Coyle Ave, Carmichael, CA 956080302. Office phone: 9169610258.
What is Dr. Gregory Blair's NPI?
Dr. Gregory Blair's National Provider Identifier (NPI) is 1598731291, issued by NPPES.
Does Dr. Gregory Blair accept Medicare assignment?
Yes. Dr. Gregory Blair accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Blair commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.