Macy Holstein, MD
NPI 1811512171 · Maternal & Fetal Medicine Physician · Cleveland, OH
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Macy Holstein, MD is a Maternal & Fetal Medicine Physician provider in Cleveland, OH (NPI 1811512171).
Provider details
- NPI number
- 1811512171
- Entity type
- Individual
- Primary specialty
- Maternal & Fetal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 35.151464 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-06-12
- Last updated
- 2025-11-17
- Certified
- 2025-11-17
Frequently asked questions
- What is Macy Holstein's NPI number?
- Macy Holstein's National Provider Identifier (NPI) is 1811512171, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Macy Holstein's specialty?
- Macy Holstein is listed in the NPPES registry with a primary specialty of Maternal & Fetal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Macy Holstein located?
- Macy Holstein's practice location on file with NPPES is 11100 Euclid Ave, Cleveland, OH 44106-1716.
- What is Macy Holstein's phone number?
- The practice phone number listed in the NPPES registry for Macy Holstein is (216) 844-3896.
- Does Macy Holstein accept Medicare?
- Macy Holstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Macy Holstein's NPI active?
- Yes — Macy Holstein's NPI (1811512171) is active in the NPPES registry as of the last update on 2025-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.