Mercy Mbuthia, CNP
NPI 1326405671 · Psychiatric/Mental Health Nurse Practitioner · West Springfield, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mercy Mbuthia, CNP is a Psychiatric/Mental Health Nurse Practitioner provider in West Springfield, MA (NPI 1326405671).
Provider details
- NPI number
- 1326405671
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Female
- Sole proprietor
- No
- License
- RN2274931 (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
10 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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 61 | 14 |
| Sertraline Hcl | 31 | — |
| Naltrexone Hcl | 31 | — |
| Mirtazapine | 29 | 12 |
| Lamotrigine | 27 | — |
| Quetiapine Fumarate | 24 | — |
| Hydroxyzine Pamoate | 24 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-01-18
- Last updated
- 2016-01-18
Frequently asked questions
- What is Mercy Mbuthia's NPI number?
- Mercy Mbuthia's National Provider Identifier (NPI) is 1326405671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mercy Mbuthia's specialty?
- Mercy Mbuthia is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mercy Mbuthia located?
- Mercy Mbuthia's practice location on file with NPPES is 103 Myron St, West Springfield, MA 01089-1598.
- What is Mercy Mbuthia's phone number?
- The practice phone number listed in the NPPES registry for Mercy Mbuthia is (413) 592-1980.
- Does Mercy Mbuthia accept Medicare?
- Mercy Mbuthia is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mercy Mbuthia's NPI active?
- Yes — Mercy Mbuthia's NPI (1326405671) is active in the NPPES registry as of the last update on 2016-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.