Doctor profile · Federal record
Dr. John Halporn, MD
Hospice and Palliative Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Internal Medicine Physician · Boston, MA
- NPI 1427001197
- Accepts Medicare
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
450 Brookline Ave, Dana - 2, Popc
Boston, MA 022155418
(617) 632-6464
fax (617) 632-6180
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- May 5, 2014
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207RH0002X — NUCC code
- State license (1)
- Massachusetts #151005
- Medicaid
- MA #0131547
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427001197. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
524
Distinct HCPCS
7
Medicare allowed
$51,223
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 181 | 94 | $84 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 90 | 55 | $127 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 86 | 49 | $53 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 77 | 72 | $138 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 62 | 56 | $88 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 16 | 16 | $185 | |
99238 |
Hospital discharge day management, 30 minutes or less | 12 | 12 | $87 |
In context: peer comparison
Among 24 peers in Boston Hospice and Palliative Medicine (Internal Medicine) Physician, average services per provider: 62. This provider delivers 8.5× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. John Halporn's medical specialty?
Dr. John Halporn practices Hospice and Palliative Medicine (Internal Medicine) Physician in Boston, MA.
Where does Dr. John Halporn practice?
Dr. John Halporn practices at 450 Brookline Ave, Boston, MA 022155418. Office phone: 6176326464.
What is Dr. John Halporn's NPI?
Dr. John Halporn's National Provider Identifier (NPI) is 1427001197, issued by NPPES.
Does Dr. John Halporn accept Medicare assignment?
Yes. Dr. John Halporn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Halporn commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.