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MRS. MILAGROS DEL CARMEN MARRERO MD
NPI 1730169244
Internal Medicine in San Juan, PR

Active since January 19, 2006PECOS EnrolledAccepts Medicare Assignment
953 AMERICO MIRANDA AVENUE, SAN JUAN, PR 00921(787) 764-5694(787) 764-5694 Get Directions Write a Review

NPPES record last updated: January 11, 2010. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mrs. Milagros Del Carmen Marrero Md NPPES

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

MRS. MILAGROS DEL CARMEN MARRERO MD (NPI 1730169244) is an individual internal medicine provider in San Juan, Puerto Rico, licensed in Puerto Rico (8038) and active in the NPI registry since January 2006. She is enrolled in Medicare PECOS and is a graduate of University Central Del Caribe Escuela De Medicina (1981).

NPPES Registry Identity

NPI1730169244
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMRS. MILAGROS DEL CARMEN MARREROCredential: MD
Location Address953 AMERICO MIRANDA AVENUESan Juan, PR 00921
Mailing Address77 Parque Del Oriente, Paseo Del ParqueSan Juan, PR 00926 · (787) 755-6015
Phone(787) 764-5694
Fax(787) 764-5694
Sole ProprietorYes
Medical School CMSUniversity Central Del Caribe Escuela De MedicinaGraduated 1981
Enumeration DateJanuary 19, 2006
Last NPPES UpdateJanuary 11, 2010
✔ NPI 1730169244 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 · 8038
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.
953 AMERICO MIRANDA AVENUE, San Juan, PR 00921
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Other Identifiers 2

Medicare UPINE77687
Medicare ID-Type Unspecified29443MA

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

Mrs. Milagros Del Carmen Marrero Md 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 ID1850570870
PECOS Enrollment IDI20110124000507
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 3

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
42 services12 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
16 services16 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.
15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00921 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 Milagros Marrero's NPI number?

The NPI number for Milagros Marrero is 1730169244. It was assigned to this individual provider in the NPPES registry on January 19, 2006.

Where is Milagros Marrero located?

Milagros Marrero practices at 953 Americo Miranda Avenue, San Juan, PR 00921. The listed phone number is (787) 764-5694.

What is Milagros Marrero's specialty?

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

Is Milagros Marrero enrolled in Medicare?

Yes. Milagros Marrero 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 Milagros Marrero was last updated on January 11, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.