DR. ISMAEL ENRIQUE DIAZ DAVILA M.D.
NPI 1972931129
General Practice in Carolina, PR
About Dr. Ismael Enrique Diaz Davila M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ISMAEL ENRIQUE DIAZ DAVILA M.D. (NPI 1972931129) is an individual general practice provider in Carolina, Puerto Rico, licensed in Puerto Rico (18599) and active in the NPI registry since October 2013. He is enrolled in Medicare PECOS, is affiliated with Doctor's Center De San Juan, and is a graduate of Other (2010).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Ismael Enrique Diaz Davila M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Ismael Diaz Davila reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rio Piedras, PR 00923
- Reassigned Medicare billing, Puerto Rico enrollment
- 57 clinicians in this Medicare group
Gurabo, PR 00778
- Reassigned Medicare billing, Puerto Rico enrollment
- 119 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Doctor's Center De San Juan
Acute Care Hospitals · San Juan, PRHospital San Francisco
Acute Care Hospitals · San Juan, PRCentro Medico Wilma N Vazquez
Acute Care Hospitals · Vega Baja, PRCaribbean Medical Center
Acute Care Hospitals · Fajardo, PROther Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Ismael Diaz Davila's NPI number?
The NPI number for Ismael Diaz Davila is 1972931129. It was assigned to this individual provider in the NPPES registry on October 25, 2013.
Where is Ismael Diaz Davila located?
Ismael Diaz Davila practices at Hx15 Calle 253 Urb Country Club 3ra Ext, Carolina, PR 00982. The listed phone number is (787) 630-5066.
What is Ismael Diaz Davila's specialty?
The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.
Is Ismael Diaz Davila enrolled in Medicare?
Yes. Ismael Diaz Davila is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Ismael Diaz Davila's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ismael Diaz Davila reassigns Medicare benefits to 2 organizations: Departamento De Salud Oficial (Rio Piedras, PR) and Neomed Center, Inc (Gurabo, PR). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ismael Diaz Davila's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ismael Diaz Davila affiliated with any hospitals?
According to CMS data, Ismael Diaz Davila is affiliated with Doctor's Center De San Juan, Hospital San Francisco, Centro Medico Wilma N Vazquez and Caribbean Medical Center.
When was this NPI record last updated?
The NPPES record for Ismael Diaz Davila was last updated on April 19, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Ismael Enrique Diaz Davila, M.D. · NPI 1972931129
General Practice physician in Carolina, Puerto Rico. Individual provider, active in the CMS NPPES registry since October 25, 2013.
## Identity
- **NPI:** 1972931129 (Entity type: Individual)
- **Enumerated:** October 25, 2013
- **Primary specialty:** General Practice · taxonomy 208D00000X
- **State license:** 18599 (Puerto Rico)
- **Sole proprietor:** Yes
## Practice location
- **Address:** HX15 CALLE 253, URB COUNTRY CLUB 3RA EXT, Carolina, PR 00982
- **Phone:** (787) 630-5066
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Departamento De Salud Oficial (NPI 1154443034, Rio Piedras, PR); Neomed Center, Inc (NPI 1790776334, Gurabo, PR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** April 19, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1972931129) · Data from the CMS NPPES public registry.