Martin Kass, MD
NPI 1639129943 · Obstetrics & Gynecology Physician · Deerfield, IL
Martin Kass, MD is a Obstetrics & Gynecology Physician provider in Deerfield, IL (NPI 1639129943).
Provider details
- NPI number
- 1639129943
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
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
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
- 2006-05-10
- Last updated
- 2007-07-09
Frequently asked questions
- What is Martin Kass's NPI number?
- Martin Kass's National Provider Identifier (NPI) is 1639129943, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martin Kass's specialty?
- Martin Kass is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Martin Kass located?
- Martin Kass's practice location on file with NPPES is 720 Osterman Ave, Deerfield, IL 60015-4471.
- What is Martin Kass's phone number?
- The practice phone number listed in the NPPES registry for Martin Kass is (847) 945-9470.
- Is Martin Kass's NPI active?
- Yes — Martin Kass's NPI (1639129943) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.