Jacqueline Grenier, RN NP
NPI 1770832727 · Psychiatric/Mental Health Nurse Practitioner · Worcester, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jacqueline Grenier, RN NP is a Psychiatric/Mental Health Nurse Practitioner provider in Worcester, MA (NPI 1770832727).
Provider details
- NPI number
- 1770832727
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN NP
- Sex
- Female
- Sole proprietor
- No
- License
- 239270 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Duloxetine Hcl | 24 |
| Lorazepam | 24 |
| Sertraline Hcl | 19 |
| Lamotrigine | 17 |
| Clonazepam | 17 |
| Citalopram Hydrobromidebrand: Citalopram Hbr | 15 |
| Quetiapine Fumarate | 13 |
| Lisdexamfetamine Dimesylatebrand: Vyvanse | 13 |
| Alprazolam |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-09-06
- Last updated
- 2013-01-11
Frequently asked questions
- What is Jacqueline Grenier's NPI number?
- Jacqueline Grenier's National Provider Identifier (NPI) is 1770832727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jacqueline Grenier's specialty?
- Jacqueline Grenier is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jacqueline Grenier located?
- Jacqueline Grenier's practice location on file with NPPES is 340 Main St, Worcester, MA 01608-1604.
- What is Jacqueline Grenier's phone number?
- The practice phone number listed in the NPPES registry for Jacqueline Grenier is (508) 791-4976.
- Does Jacqueline Grenier accept Medicare?
- Jacqueline Grenier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jacqueline Grenier's NPI active?
- Yes — Jacqueline Grenier's NPI (1770832727) is active in the NPPES registry as of the last update on 2013-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.