Ernestina De Los Santos Mac, M.D.
NPI 1972590677 · Pediatrics Physician · Rochester Hills, MI
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ernestina De Los Santos Mac, M.D. is a Pediatrics Physician provider in Rochester Hills, MI (NPI 1972590677).
Provider details
- NPI number
- 1972590677
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 4301032311 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
Additional practice locations (2)
- 50720 Schoenherr RoadShelby Township, MI 48315-1128Phone: (586) 566-2340Fax: (586) 566-4425
- 44199 Dequindre RdSuite 222Troy, MI 48085-1128Phone: (248) 879-5570Fax: (248) 879-2235
Registry dates
- Enumerated
- 2005-09-29
- Last updated
- 2019-11-14
Frequently asked questions
- What is Ernestina De Los Santos Mac's NPI number?
- Ernestina De Los Santos Mac's National Provider Identifier (NPI) is 1972590677, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernestina De Los Santos Mac's specialty?
- Ernestina De Los Santos Mac is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Ernestina De Los Santos Mac located?
- Ernestina De Los Santos Mac's practice location on file with NPPES is 633 South Blvd E Ste 2400, Rochester Hills, MI 48307.
- What is Ernestina De Los Santos Mac's phone number?
- The practice phone number listed in the NPPES registry for Ernestina De Los Santos Mac is (248) 879-5570.
- Does Ernestina De Los Santos Mac accept Medicare?
- Ernestina De Los Santos Mac is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ernestina De Los Santos Mac's NPI active?
- Yes — Ernestina De Los Santos Mac's NPI (1972590677) is active in the NPPES registry as of the last update on 2019-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.