Jonathan Martinez Feshold, M.D.
NPI 1851749964 · Infectious Disease Physician · San Juan, PR
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Martinez Feshold, M.D. is a Infectious Disease Physician provider in San Juan, PR (NPI 1851749964).
Provider details
- NPI number
- 1851749964
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 19835 (PR)
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
10 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
- 2016-05-31
- Last updated
- 2025-10-23
- Certified
- 2025-10-23
Frequently asked questions
- What is Jonathan Martinez Feshold's NPI number?
- Jonathan Martinez Feshold's National Provider Identifier (NPI) is 1851749964, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Martinez Feshold's specialty?
- Jonathan Martinez Feshold is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Martinez Feshold located?
- Jonathan Martinez Feshold's practice location on file with NPPES is 900 University Gardens, San Juan, PR 00927.
- What is Jonathan Martinez Feshold's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Martinez Feshold is (787) 402-5656.
- Does Jonathan Martinez Feshold accept Medicare?
- Jonathan Martinez Feshold is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Martinez Feshold's NPI active?
- Yes — Jonathan Martinez Feshold's NPI (1851749964) is active in the NPPES registry as of the last update on 2025-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.