Mildred Caro Ruiz, M.D.
NPI 1518053438 · Pulmonary Disease Physician · Aguada, PR
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mildred Caro Ruiz, M.D. is a Pulmonary Disease Physician provider in Aguada, PR (NPI 1518053438).
Provider details
- NPI number
- 1518053438
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 14026 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
52 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 39 | $89 |
| Test to Measure Expiratory Airflow and Volume94010 | 13 | $27 |
Typical Medicare-allowed amounts for these services range $27–$89 (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 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 1,704 | 374 |
| Budesonide/Formoterol Fumaratebrand: Budesonide-Formoterol Fumarate | 650 | 161 |
| Tiotropium Bromidebrand: Spiriva Respimat | 616 | 125 |
| Fluticasone Propionate | 491 | 144 |
| Fluticasone Propionatebrand: Fluticasone Propionate Hfa | 365 | 100 |
| Desloratadine | 275 | 68 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$323 across 13 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mildred Caro Ruiz's NPI number?
- Mildred Caro Ruiz's National Provider Identifier (NPI) is 1518053438, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mildred Caro Ruiz's specialty?
- Mildred Caro Ruiz is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Mildred Caro Ruiz located?
- Mildred Caro Ruiz's practice location on file with NPPES is Centro Multiservicioscooperativo, Aguada, PR 00602.
- What is Mildred Caro Ruiz's phone number?
- The practice phone number listed in the NPPES registry for Mildred Caro Ruiz is (787) 868-1035.
- Does Mildred Caro Ruiz accept Medicare?
- Mildred Caro Ruiz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mildred Caro Ruiz's NPI active?
- Yes — Mildred Caro Ruiz's NPI (1518053438) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.