Doctor profile · Federal record
Dr. John Butter, MD
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Boston, MA
- NPI 1629037064
- Accepts Medicare
- 35 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
70 Francis St
Boston, MA 02115
(857) 307-4100 - Additional location
-
680 N Lake Shore Dr, Suite 1000
Chicago, IL 606114546
(312) 695-9797 - Mailing address
-
75 Francis St
Boston, MA 021156110
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- August 13, 2019
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Massachusetts #262483 · Illinois #036095458
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629037064. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
618
Distinct HCPCS
7
Medicare allowed
$46,517
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 423 | 221 | $70 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 67 | 57 | $104 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 53 | 11 | $84 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 26 | 24 | $70 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 19 | 19 | $88 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 16 | 16 | $38 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 14 | 13 | $103 |
In context: peer comparison
Among 547 peers in this city , average services per provider: 81. This provider delivers 7.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,668
Patients
503
Total drug cost
$89,726
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 365 | 121 | $7,227 |
| Amlodipine Besylate | Generic | 207 | 66 | $2,223 |
| Lisinopril | Generic | 146 | 43 | $2,068 |
| Losartan Potassium | Generic | 140 | 44 | $2,208 |
| Levothyroxine Sodium | Generic | 127 | 34 | $1,793 |
| Rosuvastatin Calcium | Generic | 102 | 31 | $6,333 |
| Omeprazole | Generic | 90 | 29 | $1,747 |
| Simvastatin | Generic | 79 | 24 | $621 |
| Metformin Hcl | Generic | 70 | 19 | $634 |
| Trazodone Hcl | Generic | 62 | 19 | $1,006 |
Hospital affiliations
Frequently asked questions
What is Dr. John Butter's medical specialty?
Dr. John Butter practices Internal Medicine Physician in Boston, MA.
Where does Dr. John Butter practice?
Dr. John Butter practices at 70 Francis St, Boston, MA 02115. Office phone: 8573074100.
What is Dr. John Butter's NPI?
Dr. John Butter's National Provider Identifier (NPI) is 1629037064, issued by NPPES.
Does Dr. John Butter accept Medicare assignment?
Yes. Dr. John Butter accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Butter commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.