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DR. EFRAIN A. MARCANTONI M.D.
NPI 1053387993
Internal Medicine in Ciales, PR

Active since February 28, 2006PECOS EnrolledAccepts Medicare Assignment
12 CALLE IGNACIO FERNANDEZ, CIALES, PR 00638(787) 871-3677(787) 871-4972 Get Directions Write a Review

NPPES record last updated: March 17, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Efrain A. Marcantoni M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. EFRAIN A. MARCANTONI M.D. (NPI 1053387993) is an individual internal medicine provider in Ciales, Puerto Rico, licensed in Puerto Rico (7712) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Puerto Rico School Of Medicine (1982).

NPPES Registry Identity

NPI1053387993
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. EFRAIN A. MARCANTONICredential: M.D.
Location Address12 CALLE IGNACIO FERNANDEZCiales, PR 00638-3242
Mailing Address12 Calle Ignacio FernandezCiales, PR 00638-3242 · (787) 871-3677 · Fax (787) 871-4972
Phone(787) 871-3677
Fax(787) 871-4972
Sole ProprietorNo
Medical School CMSUniversity Of Puerto Rico School Of MedicineGraduated 1982
Enumeration DateFebruary 28, 2006
Last NPPES UpdateMarch 17, 2025
NPPES CertifiedMarch 17, 2025
✔ NPI 1053387993 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in PR · 7712
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Efrain A. Marcantoni 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.

PECOS PAC ID8426285867
PECOS Enrollment IDI20131211000386
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00638 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$130.65 typical visit price
range $56.86 – $172.44
Typical copayment $32.66 (range $14.21 – $43.11)
Most-billed visit code 99204
Established Patient
$100.24 typical visit price
range $18.24 – $140.44
Typical copayment $25.06 (range $4.56 – $35.11)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Efrain Marcantoni's NPI number?

The NPI number for Efrain Marcantoni is 1053387993. It was assigned to this individual provider in the NPPES registry on February 28, 2006.

Where is Efrain Marcantoni located?

Efrain Marcantoni practices at 12 Calle Ignacio Fernandez, Ciales, PR 00638. The listed phone number is (787) 871-3677.

What is Efrain Marcantoni's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Efrain Marcantoni enrolled in Medicare?

Yes. Efrain Marcantoni 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.

When was this NPI record last updated?

The NPPES record for Efrain Marcantoni was last updated on March 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.