Grace Macmillan, DO
NPI 1639965114 · Student in an Organized Health Care Education/Training Program · Mineola, NY
Grace Macmillan, DO is a Student in an Organized Health Care Education/Training Program provider in Mineola, NY (NPI 1639965114).
Provider details
- NPI number
- 1639965114
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
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
1 yr in NPPES 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
- 2025-04-19
- Last updated
- 2025-04-26
- Certified
- 2025-04-26
Frequently asked questions
- What is Grace Macmillan's NPI number?
- Grace Macmillan's National Provider Identifier (NPI) is 1639965114, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Macmillan's specialty?
- Grace Macmillan 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 Grace Macmillan located?
- Grace Macmillan's practice location on file with NPPES is 222 Station Plz N Ste 509, Mineola, NY 11501-3893.
- What is Grace Macmillan's phone number?
- The practice phone number listed in the NPPES registry for Grace Macmillan is (516) 663-2381.
- Is Grace Macmillan's NPI active?
- Yes — Grace Macmillan's NPI (1639965114) is active in the NPPES registry as of the last update on 2025-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.