MARIA EUGENIA RIVERA HERNANDEZ MD
NPI 1952895310
Internal Medicine - Nephrology in San Juan, PR

Q: What is Maria Rivera Hernandez's NPI number?

The NPI number for Maria Rivera Hernandez is 1952895310. It was assigned to this individual provider in the NPPES registry on June 19, 2018.

Q: What is Maria Rivera Hernandez's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Active since June 19, 2018PECOS EnrolledAccepts Medicare Assignment

1492 AVE PONCE DE LEON, EDIFICIO CENTRO EUROPA SUITE 502, SAN JUAN, PR 00907(787) 723-5017(787) 723-5015 Get Directions Write a Review

NPPES record last updated: October 16, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 16, 2023, Jun 18, 2021, Jun 19, 2018 (3 updates tracked since 2018).

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About Maria Eugenia Rivera Hernandez Md NPPES

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

MARIA EUGENIA RIVERA HERNANDEZ MD (NPI 1952895310) is an individual nephrology provider in San Juan, Puerto Rico, licensed in Puerto Rico (22353) and active in the NPI registry since June 2018. She is enrolled in Medicare PECOS, is affiliated with Presbyterian Community Hosp, and maintains a secondary practice location in San Juan.

NPPES Registry Identity

NPI1952895310

Entity TypeIndividualFemale

Primary Taxonomy207RN0300X

Provider Legal NameMARIA EUGENIA RIVERA HERNANDEZCredential: MD

Location Address1492 AVE PONCE DE LEON, EDIFICIO CENTRO EUROPA SUITE 502San Juan, PR 00907-4024

Mailing AddressPo Box 11577, Fernandez Juncos StationSan Juan, PR 00910 · (787) 723-5017 · Fax (787) 723-5015

Phone(787) 723-5017

Fax(787) 723-5015

Sole ProprietorNo

Medical School CMSOtherGraduated 2017

Enumeration DateJune 19, 2018

Last NPPES UpdateOctober 16, 20233 updates tracked since enumeration

NPPES CertifiedJune 3, 2023

✔ NPI 1952895310 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

License✔ Licensed in PR · 22353

Definition

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

Also ListedInternal MedicineTaxonomy 207R00000X · License 22353 (PR), 14700-I (PR)

Secondary Practice Location 1

Location 1University District Hospital Bo MonacillosSan Juan, PR 00935-0001 · Phone (787) 754-0101

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Maria Eugenia Rivera Hernandez 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 ID1557725330

PECOS Enrollment IDI20230912003106

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.

Medicare Billing Reassignment

Medicare enrollment records show Maria Rivera Hernandez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mer Nephrology And Hypertension Clinic LLC

Nephrology

1492 AVE PONCE DE LEON STE 502
San Juan, PR 00907

Reassigned Medicare billing, Puerto Rico enrollment

NPI 1992486039 (787) 723-5017

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

30 services30 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

27 services15 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

24 services11 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

13 services11 patients

Hospital Affiliations CMS Care Compare 3

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

Presbyterian Community Hosp

Acute Care Hospitals · San Juan, PR

OwnershipVoluntary non-profit - Private

CMS Certification Number400001

Location1451 Ashford AvenueSan Juan, PR 00907 · San Juan County

Emergency services

Hospital Pavia Santurce

Acute Care Hospitals · San Juan, PR

OwnershipVoluntary non-profit - Private

CMS Certification Number400019

LocationStreet Profesor Augusto Rodriguez #1462San Juan, PR 00910 · San Juan County

Emergency services

Hospital Upr, Dr Federico Trilla

Acute Care Hospitals · Carolina, PR

OwnershipVoluntary non-profit - Private

CMS Certification Number400112

LocationCarr 3 Km 8 3 Ave 65th InfanteriaCarolina, PR 00984 · Carolina County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00907 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.

Other Providers at the Same Location NPPES 10

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

REYNERIO E PEREZ RAMIREZ M.D.

Internal Medicine (Cardiovascular Disease)

1492 AVE PONCE DE LEON, COND CENTRO EUROPA SUITE 717, CARDIOCARE & VASCULAR CEN
SAN JUAN, PR 00907

San Juan Municipio (787) 723-5015

NORKA IRIS GARCIA AVILES

Nutritionist

1492 AVE PONCE DE LEON, EDIFICIO CENTRO EUROPA 717
SAN JUAN, PR 00907

San Juan Municipio (787) 723-5017

KAYSHA M. CARRER BURGOS RDN

Dietitian, Registered

1492 AVE PONCE DE LEON, EDIFICIO CENTRO EUROPA SUITE 502
SAN JUAN, PR 00907

San Juan Municipio (787) 723-5017

DR. ADALBERTO RODRIGUEZ

Eyewear Supplier

1492 AVE PONCE DE LEON, CENTRO EUROPA SUITE 108
SAN JUAN, PR 00907

San Juan Municipio (787) 723-2253

ANTONIO L ORRACA-GOTAY

Internal Medicine (Cardiovascular Disease)

1492 AVE PONCE DE LEON, EDIF. CENTRO EUROPA 717
SAN JUAN, PR 00907

San Juan Municipio (787) 723-5017

CARDIOCARE & VASCULAR GROUP, LLC

Internal Medicine (Interventional Cardiology)

1492 AVE PONCE DE LEON, EDIF CENTRO EUROPA SUITE 502
SAN JUAN, PR 00907

San Juan Municipio (787) 723-5017

ALEXANDRA ESTRADA ROSA RD

Dietitian, Registered

1492 AVE PONCE DE LEON, EDIF. CENTRO EUROPA 713
SAN JUAN, PR 00907

San Juan Municipio (787) 723-5017

BORIKEN MEDICAL SERVICES

Internal Medicine (Nephrology)

1492 AVE PONCE DE LEON, EDIFICIO CENTRO EUROPA 713
SAN JUAN, PR 00907

San Juan Municipio (787) 723-5017

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 Maria Rivera Hernandez's NPI number?

The NPI number for Maria Rivera Hernandez is 1952895310. It was assigned to this individual provider in the NPPES registry on June 19, 2018.

Where is Maria Rivera Hernandez located?

Maria Rivera Hernandez practices at 1492 Ave Ponce De Leon Edificio Centro Europa Suite 502, San Juan, PR 00907. The listed phone number is (787) 723-5017.

What is Maria Rivera Hernandez's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Maria Rivera Hernandez enrolled in Medicare?

Yes. Maria Rivera Hernandez 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.

Which organization bills Medicare for Maria Rivera Hernandez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Rivera Hernandez reassigns Medicare benefits to Mer Nephrology And Hypertension Clinic LLC (San Juan, PR). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Maria Rivera Hernandez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Maria Rivera Hernandez affiliated with any hospitals?

According to CMS data, Maria Rivera Hernandez is affiliated with Presbyterian Community Hosp, Hospital Pavia Santurce and Hospital Upr, Dr Federico Trilla.

When was this NPI record last updated?

The NPPES record for Maria Rivera Hernandez was last updated on October 16, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.