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GRISSEL RIOS M.D.
NPI 1821072935
Internal Medicine - Rheumatology in San Juan, PR

Active since December 01, 2005PECOS EnrolledAccepts Medicare Assignment
AVE ROOSEVELT 400 CLINICAS LAS AMERICAS, SUITE 404, SAN JUAN, PR 00918(787) 765-3245(787) 765-0569 Get Directions Write a Review

NPPES record last updated: February 10, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Grissel Rios M.d. NPPES

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

GRISSEL RIOS M.D. (NPI 1821072935) is an individual rheumatology provider in San Juan, Puerto Rico, licensed in Puerto Rico (13344) and active in the NPI registry since December 2005. She is enrolled in Medicare PECOS, is affiliated with Auxilio Mutuo Hospital, and is a graduate of University Of Puerto Rico School Of Medicine (1996).

NPPES Registry Identity

NPI1821072935
Entity TypeIndividualFemale
Primary Taxonomy207RR0500X
Provider Legal NameGRISSEL RIOSCredential: M.D.
Location AddressAVE ROOSEVELT 400 CLINICAS LAS AMERICAS, SUITE 404San Juan, PR 00918
Mailing AddressAve Roosevelt 400 Clinicas Las Americas, Suite 404San Juan, PR 00918 · (787) 765-3245 · Fax (787) 765-0569
Phone(787) 765-3245
Fax(787) 765-0569
Sole ProprietorYes
Medical School CMSUniversity Of Puerto Rico School Of MedicineGraduated 1996
Enumeration DateDecember 1, 2005
Last NPPES UpdateFebruary 10, 2010
✔ NPI 1821072935 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in PR · 13344
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
AVE ROOSEVELT 400 CLINICAS LAS AMERICAS, San Juan, PR 00918
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Other Identifiers 1

Medicare ID-Type Unspecified20898PR

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

Grissel Rios 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 ID7618156712
PECOS Enrollment IDI20110121000085
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.
142 services72 patients

Hospital Affiliations CMS Care Compare

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

Auxilio Mutuo Hospital

Acute Care Hospitals · San Juan, PR
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number400016
LocationPonce De Leon Avenue 735 Stop 37 1/2San Juan, PR 00918 · San Juan County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00918 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 Grissel Rios's NPI number?

The NPI number for Grissel Rios is 1821072935. It was assigned to this individual provider in the NPPES registry on December 1, 2005.

Where is Grissel Rios located?

Grissel Rios practices at Ave Roosevelt 400 Clinicas Las Americas Suite 404, San Juan, PR 00918. The listed phone number is (787) 765-3245.

What is Grissel Rios's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Grissel Rios enrolled in Medicare?

Yes. Grissel Rios 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 Grissel Rios affiliated with any hospitals?

According to CMS data, Grissel Rios is affiliated with Auxilio Mutuo Hospital.

When was this NPI record last updated?

The NPPES record for Grissel Rios was last updated on February 10, 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.