Doctor profile · Federal record
Dr. Dorothy Sassi, NP
Nurse Practitioner · Springfield, MA
- NPI 1356389043
- Accepts Medicare
- 27 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
299 Carew St, Suite 419
Springfield, MA 011042301
(413) 737-7951 - Mailing address
-
Po Box 9132
Brookline, MA 024469132
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- March 3, 2010
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- Massachusetts #206906
- Medicaid
- MA #377121
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1356389043. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
827
Distinct HCPCS
5
Medicare allowed
$69,877
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 624 | 513 | $78 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 129 | 125 | $111 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 34 | 34 | $97 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 26 | 26 | $49 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $144 |
In context: peer comparison
Among 11 peers in this city , average services per provider: 167. This provider delivers 5.0× the peer median.Open Payments
Industry payments received
All-time total
$535
Transactions
25
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 9 | $167.30 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 4 | $129.10 | |
| Celltrion USA Inc. | 2 | $45.69 | |
| Phathom Pharmaceuticals, Inc. | 2 | $45.06 | |
| Exact Sciences Corporation | 2 | $40.15 | |
| Janssen Biotech, Inc. | 2 | $34.47 | |
| GENZYME CORPORATION | 1 | $28.94 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 2 | $28.17 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $16.59 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,396
Patients
922
Total drug cost
$325,475
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 742 | 254 | $20,161 |
| Pantoprazole Sodium | Generic | 352 | 117 | $11,114 |
| Dicyclomine Hcl | Generic | 245 | 88 | $8,239 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 216 | 212 | $3,478 |
| Famotidine | Generic | 205 | 68 | $5,657 |
| Sucralfate | Generic | 114 | 34 | $22,466 |
| Linzess (Linaclotide) | Brand | 110 | 31 | $98,985 |
| Esomeprazole Magnesium | Generic | 72 | 19 | $9,124 |
| Mesalamine | Generic | 65 | 20 | $55,930 |
| Cholestyramine (Cholestyramine (With Sugar)) | Brand | 50 | 18 | $4,275 |
Frequently asked questions
What is Dr. Dorothy Sassi's medical specialty?
Dr. Dorothy Sassi practices Nurse Practitioner in Springfield, MA.
Where does Dr. Dorothy Sassi practice?
Dr. Dorothy Sassi practices at 299 Carew St, Springfield, MA 011042301. Office phone: 4137377951.
What is Dr. Dorothy Sassi's NPI?
Dr. Dorothy Sassi's National Provider Identifier (NPI) is 1356389043, issued by NPPES.
Does Dr. Dorothy Sassi accept Medicare assignment?
Yes. Dr. Dorothy Sassi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dorothy Sassi 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); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.