Michael Kass, MD
NPI 1164440657 · Ophthalmology Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Kass, MD is a Ophthalmology Physician provider in Saint Louis, MO (NPI 1164440657).
Provider details
- NPI number
- 1164440657
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- R4306 (MO)
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
19 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
- 2006-07-17
- Last updated
- 2025-04-17
- Certified
- 2022-06-07
Frequently asked questions
- What is Michael Kass's NPI number?
- Michael Kass's National Provider Identifier (NPI) is 1164440657, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Kass's specialty?
- Michael Kass is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Kass located?
- Michael Kass's practice location on file with NPPES is 4901 Forest Park Ave, Saint Louis, MO 63108-1495.
- What is Michael Kass's phone number?
- The practice phone number listed in the NPPES registry for Michael Kass is (314) 362-3937.
- Does Michael Kass accept Medicare?
- Michael Kass is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Kass's NPI active?
- Yes — Michael Kass's NPI (1164440657) is active in the NPPES registry as of the last update on 2025-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.