Michael Antworth, MD
NPI 1649254020 · Ophthalmology Physician · Greenville, SC
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Antworth, MD is a Ophthalmology Physician provider in Greenville, SC (NPI 1649254020).
Provider details
- NPI number
- 1649254020
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 15156 (SC)
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
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
- 2005-11-30
- Last updated
- 2007-11-21
Frequently asked questions
- What is Michael Antworth's NPI number?
- Michael Antworth's National Provider Identifier (NPI) is 1649254020, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Antworth's specialty?
- Michael Antworth is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Antworth located?
- Michael Antworth's practice location on file with NPPES is 1126 Grove Road, Greenville, SC 29605-4620.
- What is Michael Antworth's phone number?
- The practice phone number listed in the NPPES registry for Michael Antworth is (864) 233-5722.
- Does Michael Antworth accept Medicare?
- Michael Antworth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Antworth's NPI active?
- Yes — Michael Antworth's NPI (1649254020) is active in the NPPES registry as of the last update on 2007-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.