Isaac Ndungu, CNP
NPI 1174900690 · Gerontology Nurse Practitioner · West Springfield, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isaac Ndungu, CNP is a Gerontology Nurse Practitioner provider in West Springfield, MA (NPI 1174900690).
Provider details
- NPI number
- 1174900690
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Male
- Sole proprietor
- No
- License
- RN2283072 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
11 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) |
|---|---|
| Bupropion Hclbrand: Bupropion Xl | 24 |
| Mirtazapine | 21 |
| Clonazepam | 20 |
| Escitalopram Oxalate | 19 |
| Hydroxyzine Hcl | 19 |
| Oxcarbazepine | 18 |
| Alprazolam | 16 |
| Lamotrigine | 16 |
| Fluvoxamine Maleate | 14 |
| Lurasidone Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-05-05
- Last updated
- 2015-05-05
Frequently asked questions
- What is Isaac Ndungu's NPI number?
- Isaac Ndungu's National Provider Identifier (NPI) is 1174900690, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isaac Ndungu's specialty?
- Isaac Ndungu is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Isaac Ndungu located?
- Isaac Ndungu's practice location on file with NPPES is 103 Myron St, West Springfield, MA 01089-1598.
- What is Isaac Ndungu's phone number?
- The practice phone number listed in the NPPES registry for Isaac Ndungu is (413) 592-1980.
- Does Isaac Ndungu accept Medicare?
- Isaac Ndungu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isaac Ndungu's NPI active?
- Yes — Isaac Ndungu's NPI (1174900690) is active in the NPPES registry as of the last update on 2015-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.