Doctor profile · Federal record
Dr. Eric Marks, M.D.
Medical Oncology Physician · Internal Medicine Physician · Hematology (Internal Medicine) Physician · Boston, MA
- NPI 1952729717
- 12 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
830 Harrison Ave, 3Rd Fl, Moakley, Hematology/Oncology
Boston, MA 021182905
(617) 638-6428
fax (617) 638-5756 - Mailing address
-
960 Massachusetts Avenue, Fl 2
Boston, MA 021182690
Credentials & registration
- NPI registered
- March 2014 — 12 yrs on file
- Profile last updated
- June 23, 2023
- Specialty taxonomy
- 207RX0202X — NUCC code
- State license (1)
- Massachusetts #282064
- Medicaid (2)
- MA #110160291A · NH #3124947
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1952729717. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
136
Distinct HCPCS
4
Medicare allowed
$18,976
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 75 | 24 | $152 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 27 | 13 | $126 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 20 | 19 | $184 | |
G2212 |
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | 14 | 11 | $33 |
In context: peer comparison
Among 103 peers in this city , average services per provider: 67. This provider delivers 2.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
46
Patients
0
Total drug cost
$848
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prochlorperazine Maleate | Generic | 24 | 0 | $545 |
| Dexamethasone | Generic | 22 | 0 | $303 |
Frequently asked questions
What is Dr. Eric Marks's medical specialty?
Dr. Eric Marks practices Medical Oncology Physician in Boston, MA.
Where does Dr. Eric Marks practice?
Dr. Eric Marks practices at 830 Harrison Ave, 3Rd Fl, Boston, MA 021182905. Office phone: 6176386428.
What is Dr. Eric Marks's NPI?
Dr. Eric Marks's National Provider Identifier (NPI) is 1952729717, issued by NPPES.
What procedures does Dr. Eric Marks commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.