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John Costin, M.D.
NPI 1497711659 · Ophthalmology Physician · Cleveland, OH
John Costin, M.D. is a Ophthalmology Physician provider in Cleveland, OH (NPI 1497711659).
Provider details
- NPI number
- 1497711659
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35039621C (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
9500 Euclid Ave
Cleveland, OH 44195-0001
Phone: (800) 223-2273
Street-level locationGet directions
Mailing address
6000 W Creek Rd
Independence, OH 44131-2139
Registry dates
- Enumerated
- 2006-04-25
- Last updated
- 2008-01-29
Frequently asked questions
- What is John Costin's NPI number?
- John Costin's National Provider Identifier (NPI) is 1497711659, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Costin's specialty?
- John Costin is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is John Costin located?
- John Costin's practice location on file with NPPES is 9500 Euclid Ave, Cleveland, OH 44195-0001.
- What is John Costin's phone number?
- The practice phone number listed in the NPPES registry for John Costin is (800) 223-2273.
- Is John Costin's NPI active?
- Yes — John Costin's NPI (1497711659) is active in the NPPES registry as of the last update on 2008-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.