John Carlson, DO
NPI 1134198674 · Obstetrics & Gynecology Physician · Wilmington, DE
John Carlson, DO is a Obstetrics & Gynecology Physician provider in Wilmington, DE (NPI 1134198674).
Provider details
- NPI number
- 1134198674
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- C2-0000683 (DE)
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
- 2006-03-16
- Last updated
- 2007-10-27
Frequently asked questions
- What is John Carlson's NPI number?
- John Carlson's National Provider Identifier (NPI) is 1134198674, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Carlson's specialty?
- John Carlson is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is John Carlson located?
- John Carlson's practice location on file with NPPES is 3524 Silverside Rd, Wilmington, DE 19810-4929.
- What is John Carlson's phone number?
- The practice phone number listed in the NPPES registry for John Carlson is (302) 478-7973.
- Is John Carlson's NPI active?
- Yes — John Carlson's NPI (1134198674) is active in the NPPES registry as of the last update on 2007-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.