Giovanni Casillas, M.D.
NPI 1265455216 · Otology & Neurotology Physician · Bayamon, PR
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Giovanni Casillas, M.D. is a Otology & Neurotology Physician provider in Bayamon, PR (NPI 1265455216).
Provider details
- NPI number
- 1265455216
- Entity type
- Individual
- Primary specialty
- Otology & Neurotology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 15272 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
260 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 89 | $59 |
| Removal of Impacted Ear Wax69210 | 63 | $36 |
| Comprehensive Hearing and Speech Recognition Test92557 | 30 | $32 |
| Placement of Ear Probe for Computerized Measurement of Repeated Sounds With Interpretation and Report92588 | 30 | $32 |
| Comprehensive Hearing Test92570 | 29 | $32 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 19 | $87 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 164 | 84 |
| Fluocinolone Acetonide Oil | 155 | 130 |
| Ofloxacin | 103 | 80 |
| Mometasone Furoate | 56 | 50 |
| Ciprofloxacin Hcl/Dexamethbrand: Ciprofloxacin-Dexamethasone | 50 | 42 |
| Azelastine Hcl | 44 | 23 |
| Famotidine | 33 | 17 |
| Desloratadine | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-25
- Last updated
- 2010-10-29
Frequently asked questions
- What is Giovanni Casillas's NPI number?
- Giovanni Casillas's National Provider Identifier (NPI) is 1265455216, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Giovanni Casillas's specialty?
- Giovanni Casillas is listed in the NPPES registry with a primary specialty of Otology & Neurotology Physician (Allopathic & Osteopathic Physicians).
- Where is Giovanni Casillas located?
- Giovanni Casillas's practice location on file with NPPES is Calle B, Esquina J # 16, Bayamon, PR 00959.
- What is Giovanni Casillas's phone number?
- The practice phone number listed in the NPPES registry for Giovanni Casillas is (787) 780-5130.
- Does Giovanni Casillas accept Medicare?
- Giovanni Casillas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Giovanni Casillas's NPI active?
- Yes — Giovanni Casillas's NPI (1265455216) is active in the NPPES registry as of the last update on 2010-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.