Doctor profile · Federal record
Dr. Marybeth Hayes, NP
Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Greenfield, MA
- NPI 1134856040
- Accepts Medicare
- 4 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
164 High St
Greenfield, MA 013012613
(413) 773-2595 - Mailing address
-
280 Chestnut St Fl 2
Springfield, MA 011991001
Credentials & registration
- NPI registered
- August 2022 — 4 yrs on file
- Profile last updated
- November 22, 2022
- Year of graduation
- 2022 — 4 yrs since
- Specialty taxonomy
- 363LP0808X — NUCC code
- State license (1)
- Massachusetts #RN2282738
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1134856040. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
271
Distinct HCPCS
4
Medicare allowed
$22,239
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 161 | 27 | $68 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 58 | 15 | $102 | |
99239 |
Hospital discharge day management, more than 30 minutes | 30 | 26 | $98 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 22 | 19 | $112 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 83. This provider delivers 3.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
18
Patients
11
Total drug cost
$393
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 18 | 11 | $393 |
Frequently asked questions
What is Dr. Marybeth Hayes's medical specialty?
Dr. Marybeth Hayes practices Psychiatric/Mental Health Nurse Practitioner in Greenfield, MA.
Where does Dr. Marybeth Hayes practice?
Dr. Marybeth Hayes practices at 164 High St, Greenfield, MA 013012613. Office phone: 4137732595.
What is Dr. Marybeth Hayes's NPI?
Dr. Marybeth Hayes's National Provider Identifier (NPI) is 1134856040, issued by NPPES.
Does Dr. Marybeth Hayes accept Medicare assignment?
Yes. Dr. Marybeth Hayes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marybeth Hayes commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.