John Cantor, M.D.
NPI 1992812168 · Pulmonary Disease Physician · Grand Rapids, MI
John Cantor, M.D. is a Pulmonary Disease Physician provider in Grand Rapids, MI (NPI 1992812168).
Provider details
- NPI number
- 1992812168
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301052530 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-08-24
- Last updated
- 2022-09-07
- Certified
- 2022-09-07
Frequently asked questions
- What is John Cantor's NPI number?
- John Cantor's National Provider Identifier (NPI) is 1992812168, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Cantor's specialty?
- John Cantor is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Cantor located?
- John Cantor's practice location on file with NPPES is 4100 Lake Dr Se, Grand Rapids, MI 49546-8292.
- What is John Cantor's phone number?
- The practice phone number listed in the NPPES registry for John Cantor is (616) 949-8244.
- Is John Cantor's NPI active?
- Yes — John Cantor's NPI (1992812168) is active in the NPPES registry as of the last update on 2022-09-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.