Doctor profile · Federal record
Dr. Sean Calnan, PA-C
Physician Assistant · Internal Medicine Physician · Physician Assistant · Watertown, MA
- NPI 1831594134
- Accepts Medicare
- 12 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
11 Mount Auburn Street, Mgb Integrated Care
Watertown, MA 02472
(781) 653-0100 - Mailing address
-
11 Mount Auburn St
Watertown, MA 024723981
Credentials & registration
- NPI registered
- October 2014 — 12 yrs on file
- Profile last updated
- October 15, 2021
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State licenses (2)
- Massachusetts #PA5181 · Rhode Island ##PA 00788
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1831594134. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
126
Distinct HCPCS
4
Medicare allowed
$11,426
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 69 | 55 | $118 | |
36415 |
Insertion of needle into vein for collection of blood sample | 32 | 31 | $8 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 13 | 13 | $155 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 12 | 12 | $85 |
In context: peer comparison
Among 3 peers in Watertown Physician Assistant, average services per provider: 69. This provider delivers 1.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
260
Patients
70
Total drug cost
$25,575
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 49 | 19 | $885 |
| Amlodipine Besylate | Generic | 45 | 17 | $395 |
| Atorvastatin Calcium | Generic | 42 | 21 | $580 |
| Lisinopril | Generic | 30 | 13 | $242 |
| Gabapentin | Generic | 17 | 0 | $526 |
| Losartan Potassium | Generic | 17 | 0 | $236 |
| Eliquis (Apixaban) | Brand | 15 | 0 | $21,600 |
| Omeprazole | Generic | 12 | 0 | $251 |
| Metoprolol Succinate | Generic | 11 | 0 | $252 |
| Rosuvastatin Calcium | Generic | 11 | 0 | $425 |
Frequently asked questions
What is Dr. Sean Calnan's medical specialty?
Dr. Sean Calnan practices Physician Assistant in Watertown, MA.
Where does Dr. Sean Calnan practice?
Dr. Sean Calnan practices at 11 Mount Auburn Street, Watertown, MA 02472. Office phone: 7816530100.
What is Dr. Sean Calnan's NPI?
Dr. Sean Calnan's National Provider Identifier (NPI) is 1831594134, issued by NPPES.
Does Dr. Sean Calnan accept Medicare assignment?
Yes. Dr. Sean Calnan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sean Calnan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.