Felix Ruiz Alvarez, M.D.
NPI 1689675662 · Infectious Disease Physician · Bayamon, PR
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Felix Ruiz Alvarez, M.D. is a Infectious Disease Physician provider in Bayamon, PR (NPI 1689675662).
Provider details
- NPI number
- 1689675662
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 11893 (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
102 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 40 | $101 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 39 | $168 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 23 | $88 |
Typical Medicare-allowed amounts for these services range $88–$168 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dolutegravir/Rilpivirinebrand: Juluca | 269 | 34 |
| Valacyclovir Hclbrand: Valacyclovir | 62 | 17 |
| Elviteg/Cob/Emtri/Tenof Alafenbrand: Genvoya | 23 | — |
| Rosuvastatin Calcium | 23 | — |
| Levofloxacin | 20 | 19 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 15 | — |
| Ketoconazole | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-02
- Last updated
- 2017-01-11
Frequently asked questions
- What is Felix Ruiz Alvarez's NPI number?
- Felix Ruiz Alvarez's National Provider Identifier (NPI) is 1689675662, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Felix Ruiz Alvarez's specialty?
- Felix Ruiz Alvarez is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Felix Ruiz Alvarez located?
- Felix Ruiz Alvarez's practice location on file with NPPES is 73 Calle Santa Cruz, Bayamon, PR 00961-6910.
- What is Felix Ruiz Alvarez's phone number?
- The practice phone number listed in the NPPES registry for Felix Ruiz Alvarez is (787) 785-3790.
- Does Felix Ruiz Alvarez accept Medicare?
- Felix Ruiz Alvarez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Felix Ruiz Alvarez's NPI active?
- Yes — Felix Ruiz Alvarez's NPI (1689675662) is active in the NPPES registry as of the last update on 2017-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.