1. Home
  2. Directory
  3. NPI Profile

CARMEN J SIERRA MD
NPI 1972539054
Obstetrics & Gynecology - Obstetrics in Hato Rey, PR

Active since June 23, 2006PECOS EnrolledAccepts Medicare Assignment
AVENIDA DOMENECH 400, EDIF LAS AMERICAS PROFESSIONAL, HATO REY, PR 00919(787) 281-8522(787) 751-0317 Get Directions Write a Review

NPPES record last updated: February 25, 2009. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Carmen J Sierra Md NPPES

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

CARMEN J SIERRA MD (NPI 1972539054) is an individual obstetrics provider in Hato Rey, Puerto Rico, licensed in Puerto Rico (10976) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1988).

NPPES Registry Identity

NPI1972539054
Entity TypeIndividualFemale
Primary Taxonomy207VX0000X
Provider Legal NameCARMEN J SIERRACredential: MD
Location AddressAVENIDA DOMENECH 400, EDIF LAS AMERICAS PROFESSIONALHato Rey, PR 00919-2078
Mailing AddressPo Box 192078San Juan, PR 00919-2078 · (787) 281-8522 · Fax (787) 751-0317
Phone(787) 281-8522
Fax(787) 751-0317
Sole ProprietorNo
Medical School CMSOtherGraduated 1988
Enumeration DateJune 23, 2006
Last NPPES UpdateFebruary 25, 2009
✔ NPI 1972539054 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · ObstetricsAllopathic & Osteopathic Physicians
Taxonomy Code207VX0000X
License✔ Licensed in PR · 10976
Definition

A physician who specializes in diagnosis, treatment, and management of patients with obstetric conditions. Source: National Uniform Claim Committee

AVENIDA DOMENECH 400, Hato Rey, PR 00919
Open in Google Maps ↗

Other Identifiers 1

Medicare UPINF97345PR

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

Carmen J Sierra 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 ID2264597202
PECOS Enrollment IDI20090209000105
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

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
44 services25 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00919 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
$70.88 typical visit price
range $18.24 – $140.44
Typical copayment $17.72 (range $4.56 – $35.11)
Most-billed visit code 99213
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 Carmen Sierra's NPI number?

The NPI number for Carmen Sierra is 1972539054. It was assigned to this individual provider in the NPPES registry on June 23, 2006.

Where is Carmen Sierra located?

Carmen Sierra practices at Avenida Domenech 400 Edif Las Americas Professional, Hato Rey, PR 00919. The listed phone number is (787) 281-8522.

What is Carmen Sierra's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Obstetrics, with taxonomy code 207VX0000X.

Is Carmen Sierra enrolled in Medicare?

Yes. Carmen Sierra 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 Carmen Sierra was last updated on February 25, 2009. NPI Profile syncs with the weekly NPPES data releases published by CMS.