Doctor profile · Federal record
Dr. Naomi Ko, M.D.
Medical Oncology Physician (CMS: Medical Oncology) · Internal Medicine Physician · Hematology (Internal Medicine) Physician · Boston, MA
- NPI 1043360928
- Accepts Medicare
- 20 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
830 Harrison Ave, Moakley, 3Rd Floor
Boston, MA 021182905
(617) 638-6428
fax (617) 638-5756 - Mailing address
-
720 Harrison Ave, Dob 503
Boston, MA 02118
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- July 8, 2014
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207RX0202X — NUCC code
- State license (1)
- Massachusetts #238926
- Medicaid
- MA #110084111A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043360928. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
113
Distinct HCPCS
2
Medicare allowed
$12,633
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 69 | 43 | $102 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 44 | 14 | $126 |
In context: peer comparison
Among 103 peers in this city , average services per provider: 67. This provider delivers 1.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
91
Patients
29
Total drug cost
$220,457
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Letrozole | Generic | 78 | 29 | $2,759 |
| Verzenio (Abemaciclib) | Brand | 13 | 0 | $217,698 |
Frequently asked questions
What is Dr. Naomi Ko's medical specialty?
Dr. Naomi Ko practices Medical Oncology Physician in Boston, MA.
Where does Dr. Naomi Ko practice?
Dr. Naomi Ko practices at 830 Harrison Ave, Boston, MA 021182905. Office phone: 6176386428.
What is Dr. Naomi Ko's NPI?
Dr. Naomi Ko's National Provider Identifier (NPI) is 1043360928, issued by NPPES.
Does Dr. Naomi Ko accept Medicare assignment?
Yes. Dr. Naomi Ko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Naomi Ko commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.