Doctor profile · Federal record
Dr. Jennie Mastroianni, RNC, MS, NP
Obstetrics & Gynecology Nurse Practitioner · Newton, MA
- NPI 1134137821
- 20 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2014 Washington St, Migs/Reproductive Medicine Unit- 2 North
Newton, MA 024621607
(617) 243-5498
fax (617) 243-6922 - Mailing address
-
17 Old Farm RD
Hopkinton, MA 017482133
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 363LX0001X — NUCC code
- State license (1)
- Massachusetts #143919
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1134137821. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
61
Distinct HCPCS
4
Medicare allowed
$4,290
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 19 | 18 | $89 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 18 | 15 | $60 | |
58100 |
Biopsy of lining of uterus | 13 | 13 | $57 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 11 | 11 | $71 |
In context: peer comparison
Among 1 peers in Newton Obstetrics & Gynecology Nurse Practitioner, average services per provider: 15. This provider delivers 4.1× the peer median.Open Payments
Industry payments received
All-time total
$285
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Astellas Pharma US INC | 1 | $285.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
79
Patients
37
Total drug cost
$9,777
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 64 | 37 | $6,322 |
| Yuvafem (Estradiol) | Brand | 15 | 0 | $3,455 |
Frequently asked questions
What is Dr. Jennie Mastroianni's medical specialty?
Dr. Jennie Mastroianni practices Obstetrics & Gynecology Nurse Practitioner in Newton, MA.
Where does Dr. Jennie Mastroianni practice?
Dr. Jennie Mastroianni practices at 2014 Washington St, Newton, MA 024621607. Office phone: 6172435498.
What is Dr. Jennie Mastroianni's NPI?
Dr. Jennie Mastroianni's National Provider Identifier (NPI) is 1134137821, issued by NPPES.
What procedures does Dr. Jennie Mastroianni commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Biopsy of lining of uterus (HCPCS 58100). Source: CMS Medicare Physician & Other Practitioners file.