Nathaniel Maniaci, MD
NPI 1619818465 · Student in an Organized Health Care Education/Training Program · Grand Rapids, MI
Nathaniel Maniaci, MD is a Student in an Organized Health Care Education/Training Program provider in Grand Rapids, MI (NPI 1619818465).
Provider details
- NPI number
- 1619818465
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2026-04-04
- Last updated
- 2026-04-04
- Certified
- 2026-04-04
Frequently asked questions
- What is Nathaniel Maniaci's NPI number?
- Nathaniel Maniaci's National Provider Identifier (NPI) is 1619818465, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathaniel Maniaci's specialty?
- Nathaniel Maniaci is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Nathaniel Maniaci located?
- Nathaniel Maniaci's practice location on file with NPPES is 275 Michigan St Ne Fl 9, Grand Rapids, MI 49503-2531.
- What is Nathaniel Maniaci's phone number?
- The practice phone number listed in the NPPES registry for Nathaniel Maniaci is (616) 391-6243.
- Is Nathaniel Maniaci's NPI active?
- Yes — Nathaniel Maniaci's NPI (1619818465) is active in the NPPES registry as of the last update on 2026-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.