Doctor profile · Federal record
Dr. Mark McNamara, M.D.
Hematology & Oncology Physician · Internal Medicine Physician · Hematology (Internal Medicine) Physician · Medical Oncology Physician · Pasadena, CA
- NPI 1275640294
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
625 S Fair Oaks Ave Ste 400
Pasadena, CA 911052684
(626) 568-1622 - Mailing address
-
Po Box 31309
Los Angeles, CA 900311309
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- November 27, 2023
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- California #G62456
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1275640294. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
17
Distinct HCPCS
1
Medicare allowed
$644
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 17 | 17 | $38 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 438. This provider delivers 0.0× the peer median.Open Payments
Industry payments received
All-time total
$18
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Merck Sharp & Dohme LLC | 1 | $18.09 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
93
Patients
0
Total drug cost
$241,395
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Letrozole | Generic | 28 | 0 | $1,703 |
| Tamoxifen Citrate | Generic | 24 | 0 | $438 |
| Eliquis (Apixaban) | Brand | 16 | 0 | $14,495 |
| Imbruvica (Ibrutinib) | Brand | 14 | 0 | $222,552 |
| Abiraterone Acetate | Generic | 11 | 0 | $2,207 |
Frequently asked questions
What is Dr. Mark McNamara's medical specialty?
Dr. Mark McNamara practices Hematology & Oncology Physician in Pasadena, CA.
Where does Dr. Mark McNamara practice?
Dr. Mark McNamara practices at 625 S Fair Oaks Ave Ste 400, Pasadena, CA 911052684. Office phone: 6265681622.
What is Dr. Mark McNamara's NPI?
Dr. Mark McNamara's National Provider Identifier (NPI) is 1275640294, issued by NPPES.
What procedures does Dr. Mark McNamara commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.