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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. GARY GEORGE MONTALVO MD
NPI 1437157096
Otolaryngology in San Juan, PR

Active since July 08, 2005PECOS EnrolledAccepts Medicare Assignment
400 AVE DOMENECH, STE 506, SAN JUAN, PR 00918(787) 754-8625(787) 746-6650 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Gary George Montalvo Md NPPES

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

DR. GARY GEORGE MONTALVO MD (NPI 1437157096) is an individual otolaryngology provider in San Juan, Puerto Rico, licensed in Puerto Rico (5622) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS and is a graduate of University Of Puerto Rico School Of Medicine (1976).

NPPES Registry Identity

NPI1437157096
Entity TypeIndividualMale
Primary Taxonomy207Y00000X
Provider Legal NameDR. GARY GEORGE MONTALVOCredential: MD
Location Address400 AVE DOMENECH, STE 506San Juan, PR 00918-3710
Mailing Address400 Ave Domenech, Ste 506San Juan, PR 00918-3710 · (787) 754-8625 · Fax (787) 746-6650
Phone(787) 754-8625
Fax(787) 746-6650
Sole ProprietorNo
Medical School CMSUniversity Of Puerto Rico School Of MedicineGraduated 1976
Enumeration DateJuly 8, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1437157096 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
License✔ Licensed in PR · 5622
Definition
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

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. Gary George Montalvo 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 ID4880781152
PECOS Enrollment IDI20071102000344
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.

Removal of impacted ear wax 69210
Impacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.
81 services65 patients
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.
66 services47 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
55 services55 patients

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
$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.

Other Providers at the Same Location NPPES 20

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

DR. WALDEMAR CHARLES RIOS M.D.
Internal Medicine
400 AVE DOMENECH, SUITE 607
SAN JUAN, PR 00918
San Juan Municipio (787) 250-0084
DR. EDLIN S BUITRAGO DMD, MPH, JD
Dentist (General Practice)
400 AVE DOMENECH, SUITE 411
SAN JUAN, PR 00918
San Juan Municipio (787) 751-7115
DR. RICARDO E RIVERA M.D.
Radiology (Diagnostic Radiology)
400 AVE DOMENECH, SUITE 101
SAN JUAN, PR 00918
San Juan Municipio (787) 705-5677
DR. EDGARDO MORALES SERRANO DPM
Podiatrist
400 AVE DOMENECH, LAS AMERICAS PROFESSIONAL CENTER SUITE 306
SAN JUAN, PR 00918
San Juan Municipio (787) 975-8192
MRS. LISANDRA HUERTAS
Pharmacy Technician
400 AVE DOMENECH
SAN JUAN, PR 00918
San Juan Municipio (787) 751-5366
ANTONIO MARTINEZ M.D.
Obstetrics & Gynecology
400 AVE DOMENECH, LAS AMERICAS PROFESSIONAL CENTER SUITE 510
SAN JUAN, PR 00918
San Juan Municipio (787) 765-4900
SAN JUAN PELVIC MEDICINE CENTER, P.S.C.
Obstetrics & Gynecology
400 AVE DOMENECH, SUITE 205
SAN JUAN, PR 00918
San Juan Municipio (787) 753-7174
DR. CESAR ANTONIO QUINONES MD
Dermatology
400 AVE DOMENECH, SUITE 605
SAN JUAN, PR 00918
San Juan Municipio (787) 764-8000

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 Gary Montalvo's NPI number?

The NPI number for Gary Montalvo is 1437157096. It was assigned to this individual provider in the NPPES registry on July 8, 2005.

Where is Gary Montalvo located?

Gary Montalvo practices at 400 Ave Domenech Ste 506, San Juan, PR 00918. The listed phone number is (787) 754-8625.

What is Gary Montalvo's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Gary Montalvo enrolled in Medicare?

Yes. Gary Montalvo 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 Gary Montalvo was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days 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.