What is John Winant's NPI number?

John Winant's National Provider Identifier (NPI) is 1235196262, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Winant's specialty?

John Winant is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).

Where is John Winant located?

John Winant's practice location on file with NPPES is 8 Quakerbridge Plaza, Mercerville, NJ 08619-1255.

What is John Winant's phone number?

The practice phone number listed in the NPPES registry for John Winant is (609) 890-8782.

Is John Winant's NPI active?

Yes — John Winant's NPI (1235196262) is active in the NPPES registry as of the last update on 2010-07-01.

IndividualActive

John Winant, MD

NPI 1235196262 · Allergy & Immunology Physician · Mercerville, NJ

John Winant, MD is a Allergy & Immunology Physician provider in Mercerville, NJ (NPI 1235196262).

Provider details

NPI number: 1235196262
Entity type: Individual
Primary specialty: Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: Yes
License: MA37258 (NJ)

Practice location

8 Quakerbridge Plaza

Mercerville, NJ 08619-1255

Phone: (609) 890-8782

Fax: (609) 890-0025

Street-level locationGet directions

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Mailing address

8 Quakerbridge Plaza

Mercerville, NJ 08619-1255

Specialties & taxonomies

Allergy & Immunology PhysicianPrimary207K00000XLicense MA37258 (NJ)
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.

Enumerated: 2006-04-26
Last updated: 2010-07-01

Frequently asked questions

What is John Winant's NPI number?: John Winant's National Provider Identifier (NPI) is 1235196262, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is John Winant's specialty?: John Winant is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
Where is John Winant located?: John Winant's practice location on file with NPPES is 8 Quakerbridge Plaza, Mercerville, NJ 08619-1255.
What is John Winant's phone number?: The practice phone number listed in the NPPES registry for John Winant is (609) 890-8782.
Is John Winant's NPI active?: Yes — John Winant's NPI (1235196262) is active in the NPPES registry as of the last update on 2010-07-01.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions