Doctor profile · Federal record
Dr. Kimon Zachary, MD
Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · Boston, MA
- NPI 1942270269
- Accepts Medicare
- 33 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
55 Fruit St, Massachusetts General Hospital
Boston, MA 021142622
(617) 726-3906
fax (617) 726-7653 - Mailing address
-
Po Box 9142, Mass General Physician Organization
Charlestown, MA 021299142
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- August 27, 2012
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 207RI0200X — NUCC code
- State license (1)
- Massachusetts #150761
- Medicaid
- MA #3177262
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942270269. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
790
Distinct HCPCS
6
Medicare allowed
$90,730
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 360 | 96 | $84 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 140 | 67 | $151 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 117 | 51 | $126 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 82 | 51 | $103 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 79 | 75 | $184 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 12 | 12 | $131 |
In context: peer comparison
Among 71 peers in Boston Infectious Disease Physician, average services per provider: 59. This provider delivers 13× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
910
Patients
66
Total drug cost
$1,698,863
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Biktarvy (Bictegrav/Emtricit/Tenofov Ala) | Brand | 226 | 30 | $920,868 |
| Atorvastatin Calcium | Generic | 87 | 23 | $1,937 |
| Descovy (Emtricitabine/Tenofov Alafenam) | Brand | 78 | 0 | $186,533 |
| Tivicay (Dolutegravir Sodium) | Brand | 74 | 0 | $169,242 |
| Dovato (Dolutegravir Sodium/Lamivudine) | Brand | 69 | 0 | $203,508 |
| Omeprazole | Generic | 67 | 13 | $1,218 |
| Lisinopril | Generic | 43 | 0 | $696 |
| Gabapentin | Generic | 40 | 0 | $550 |
| Prezista (Darunavir) | Brand | 37 | 0 | $84,318 |
| Ritonavir | Generic | 37 | 0 | $7,319 |
Hospital affiliations
Frequently asked questions
What is Dr. Kimon Zachary's medical specialty?
Dr. Kimon Zachary practices Infectious Disease Physician in Boston, MA.
Where does Dr. Kimon Zachary practice?
Dr. Kimon Zachary practices at 55 Fruit St, Boston, MA 021142622. Office phone: 6177263906.
What is Dr. Kimon Zachary's NPI?
Dr. Kimon Zachary's National Provider Identifier (NPI) is 1942270269, issued by NPPES.
Does Dr. Kimon Zachary accept Medicare assignment?
Yes. Dr. Kimon Zachary accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kimon Zachary commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.