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DR. MARGARITA S MARTINO VILLANUEVA M.D.
NPI 1801852868
Emergency Medicine in San Juan, PR

Active since April 26, 2006PECOS EnrolledAccepts Medicare Assignment
400 CORDOBA PARK/BO TORTUGO ST., APT. 96, SAN JUAN, PR 00926(787) 708-3802 Get Directions Write a Review

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

About Dr. Margarita S Martino Villanueva M.d. NPPES

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

DR. MARGARITA S MARTINO VILLANUEVA M.D. (NPI 1801852868) is an individual emergency medicine provider in San Juan, Puerto Rico, licensed in Puerto Rico (15955) and active in the NPI registry since April 2006. She is enrolled in Medicare PECOS, is affiliated with Winter Haven Hospital, and is a graduate of University Of Puerto Rico School Of Medicine (2001).

NPPES Registry Identity

NPI1801852868
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. MARGARITA S MARTINO VILLANUEVACredential: M.D.
Location Address400 CORDOBA PARK/BO TORTUGO ST., APT. 96San Juan, PR 00926-9769
Mailing Address209 S Gardenia AveTampa, FL 33609-2505 · (787) 388-9990
Phone(787) 708-3802
Sole ProprietorYes
Medical School CMSUniversity Of Puerto Rico School Of MedicineGraduated 2001
Enumeration DateApril 26, 2006
Last NPPES UpdateFebruary 16, 2026
NPPES CertifiedFebruary 16, 2026
✔ NPI 1801852868 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in PR · 15955
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

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. Margarita S Martino Villanueva 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 ID9830268689
PECOS Enrollment IDI20120525000308
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.

Areas of Expertise CMS Part B claims 4

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.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
185 services176 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
169 services167 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
69 services67 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
31 services30 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Winter Haven Hospital

Acute Care Hospitals · Winter Haven, FL
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100052
Location200 Ave F NEWinter Haven, FL 33881 · Polk County
Emergency services Birthing friendly

Tampa General Hospital Brooksville

Acute Care Hospitals · Brooksville, FL
1/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number100071
Location17240 Cortez BlvdBrooksville, FL 34601 · Hernando County
Emergency services Birthing friendly

Tampa General Hospital Crystal River

Acute Care Hospitals · Crystal River, FL
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100249
Location6201 N Suncoast BlvdCrystal River, FL 34428 · Citrus County

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00926 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
$88.07 typical visit price
range $56.86 – $172.44
Typical copayment $22.01 (range $14.21 – $43.11)
Most-billed visit code 99203
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 Margarita Martino Villanueva's NPI number?

The NPI number for Margarita Martino Villanueva is 1801852868. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Where is Margarita Martino Villanueva located?

Margarita Martino Villanueva practices at 400 Cordoba Park/Bo Tortugo St. Apt. 96, San Juan, PR 00926. The listed phone number is (787) 708-3802.

What is Margarita Martino Villanueva's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Margarita Martino Villanueva enrolled in Medicare?

Yes. Margarita Martino Villanueva 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.

Is Margarita Martino Villanueva affiliated with any hospitals?

According to CMS data, Margarita Martino Villanueva is affiliated with Winter Haven Hospital, Tampa General Hospital Brooksville and Tampa General Hospital Crystal River.

When was this NPI record last updated?

The NPPES record for Margarita Martino Villanueva was last updated on February 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.