Ponce Gastroenterology Society

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

7296 Issued in PR

Legal business name

PONCE GASTROENTEROLOGY SOCIETY

Practice address

Santa Maria Medical
450 C/Ferrocarril, Ste. 210
Ponce, PR 00717-1105

Phone

(787) 840-0100

Fax

(787) 841-6849

NPI assigned

Jun 24, 2006

Last updated

Sep 11, 2025By the provider in NPPES

Organization subpart

No

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name

Dr. Luis Martinez-Sierra, MDNPI 1376673335

Title

President

Phone

(787) 840-5042

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in PR

Enrollment records 1

Locations

Practitioners 5

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Luis Martinez-Sierra, M.D.

  • Gastroenterology Physician
  • Ponce, PR
  • NPI 1376673335
  Medicare reassignment Care Compare group NPD Authorized official
• Rafael A Martir-Guevara, M.D

  • Gastroenterology Physician
  • Ponce, PR
  • NPI 1508996562
  Medicare reassignment Care Compare group NPD
• Jose E Torres-Vega, M.D.

  • Internal Medicine Physician
  • Ponce, PR
  • NPI 1205966322
  Medicare reassignment Care Compare group NPD
• Reinaldo Ramirez Amill, M.D.

  • Gastroenterology Physician
  • San Juan, PR
  • NPI 1538571419
  Medicare reassignment NPD
• Ahmed Morales Jorge, M.D.

  • Gastroenterology Physician
  • Coto Laurel, PR
  • NPI 1265546592
  Medicare reassignment

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1151107200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1265468805",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "450 FERROCARRIL",
            "address_2": "STA. MARIA MEDICAL STE. 210",
            "city": "PONCE",
            "state": "PR",
            "postal_code": "007171105",
            "telephone_number": "787-840-0100",
            "fax_number": "787-841-6849"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "SANTA MARIA MEDICAL",
            "address_2": "450 C/FERROCARRIL, STE. 210",
            "city": "PONCE",
            "state": "PR",
            "postal_code": "007171105",
            "telephone_number": "787-840-0100",
            "fax_number": "787-841-6849"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "PONCE GASTROENTEROLOGY SOCIETY",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-06-24",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "MARTINEZ-SIERRA",
        "authorized_official_first_name": "LUIS",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "787-840-5042",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "PR",
            "license": "7296",
            "primary": true
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "PR",
            "license": "4589",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "PR",
            "license": "6905",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Ponce Clinical Laboratory, Inc.
• Ponce Conductual
• Ponce Dental Group
• Ponce Diagnostic Radiology Center CSP
• Ponce Eye Med Institute LCC
• Ponce Health Center, LLC
• Ponce Health Sciences University
• Ponce Hematology Oncology P.S.C. (Dr. Hector A Velez Cortes)
• Ponce Hyperbaric and Wound Care,CP
• Ponce Medical Ambulance Inc

• Internal Medicine Physician in Ponce, PR
• Providers in Ponce, PR by specialty
• Internal Medicine Physician in Puerto Rico

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.