Doctor profile · Federal record
Dr. Charles Buzanis, MD
Gastroenterology Physician (CMS: Gastroenterology) · Boston, MA
- NPI 1487764965
- Accepts Medicare
- 38 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
133 Brookline Ave Fl 9
Boston, MA 022153904
(617) 421-1091
fax (617) 421-2555
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- February 2, 2021
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Massachusetts #79160
- Medicaid
- MA #3192512
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1487764965. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
664
Distinct HCPCS
10
Medicare allowed
$156,450
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 167 | 167 | $509 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 166 | 166 | $171 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 54 | 50 | $140 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 36 | 32 | $100 | |
36415 |
Insertion of needle into vein for collection of blood sample | 33 | 22 | $8 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 33 | 33 | $47 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 33 | 33 | $264 | |
82948 |
Blood glucose (sugar) measurement using reagent strip | 33 | 33 | $5 | |
80076 |
Liver function blood test panel | 32 | 21 | $8 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 27 | 26 | $382 |
In context: peer comparison
Among 78 peers in Boston Gastroenterology Physician, average services per provider: 56. This provider delivers 12× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
620
Patients
407
Total drug cost
$85,905
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 229 | 225 | $4,317 |
| Peg3350-Sod Sul-Nacl-Kcl-Asb-C (Peg3350/Sod Sul/Nacl/Kcl/Asb/C) | Brand | 101 | 100 | $7,604 |
| Omeprazole | Generic | 56 | 21 | $809 |
| Linzess (Linaclotide) | Brand | 36 | 0 | $22,356 |
| Pantoprazole Sodium | Generic | 34 | 11 | $626 |
| Mesalamine | Generic | 30 | 0 | $31,831 |
| Esomeprazole Magnesium | Generic | 27 | 0 | $2,193 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 25 | 25 | $1,914 |
| Famotidine | Generic | 20 | 0 | $505 |
| Mesalamine Dr (Mesalamine) | Brand | 20 | 0 | $8,230 |
Frequently asked questions
What is Dr. Charles Buzanis's medical specialty?
Dr. Charles Buzanis practices Gastroenterology Physician in Boston, MA.
Where does Dr. Charles Buzanis practice?
Dr. Charles Buzanis practices at 133 Brookline Ave Fl 9, Boston, MA 022153904. Office phone: 6174211091.
What is Dr. Charles Buzanis's NPI?
Dr. Charles Buzanis's National Provider Identifier (NPI) is 1487764965, issued by NPPES.
Does Dr. Charles Buzanis accept Medicare assignment?
Yes. Dr. Charles Buzanis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Buzanis commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.