John Field, MD
NPI 1780632315 · Cardiovascular Disease Physician · Hershey, PA
John Field, MD is a Cardiovascular Disease Physician provider in Hershey, PA (NPI 1780632315).
Provider details
- NPI number
- 1780632315
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD015149E (PA)
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
- 2006-05-05
- Last updated
- 2009-10-13
Frequently asked questions
- What is John Field's NPI number?
- John Field's National Provider Identifier (NPI) is 1780632315, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Field's specialty?
- John Field is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Field located?
- John Field's practice location on file with NPPES is 500 University Dr, Hershey, PA 17033-2360.
- What is John Field's phone number?
- The practice phone number listed in the NPPES registry for John Field is (800) 233-4082.
- Is John Field's NPI active?
- Yes — John Field's NPI (1780632315) is active in the NPPES registry as of the last update on 2009-10-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.