Ernesto Munoz Guadalupe, MD
NPI 1376104836 · Internal Medicine Physician · San Juan, PR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ernesto Munoz Guadalupe, MD is a Internal Medicine Physician provider in San Juan, PR (NPI 1376104836).
Provider details
- NPI number
- 1376104836
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 22512 (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
7 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
132 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 115 | $79 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 17 | $67 |
Typical Medicare-allowed amounts for these services range $67–$79 (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 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 74 | 37 |
| Losartan Potassium | 52 | 27 |
| Atorvastatin Calcium | 49 | 26 |
| Gabapentin | 40 | 17 |
| Amlodipine Besylate | 37 | 20 |
| Simvastatin | 34 | 19 |
| Metoprolol Succinate | 32 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$33 across 1 record (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
- 2019-06-25
- Last updated
- 2026-01-14
- Certified
- 2026-01-14
Frequently asked questions
- What is Ernesto Munoz Guadalupe's NPI number?
- Ernesto Munoz Guadalupe's National Provider Identifier (NPI) is 1376104836, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernesto Munoz Guadalupe's specialty?
- Ernesto Munoz Guadalupe is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ernesto Munoz Guadalupe located?
- Ernesto Munoz Guadalupe's practice location on file with NPPES is 29 Calle Washington Ste 208b, San Juan, PR 00907-1561.
- What is Ernesto Munoz Guadalupe's phone number?
- The practice phone number listed in the NPPES registry for Ernesto Munoz Guadalupe is (787) 721-4836.
- Does Ernesto Munoz Guadalupe accept Medicare?
- Ernesto Munoz Guadalupe is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ernesto Munoz Guadalupe's NPI active?
- Yes — Ernesto Munoz Guadalupe's NPI (1376104836) is active in the NPPES registry as of the last update on 2026-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.