Miguel Oyarzun, MD
NPI 1235152729 · Internal Medicine Physician · Hialeah, FL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Miguel Oyarzun, MD is a Internal Medicine Physician provider in Hialeah, FL (NPI 1235152729).
Provider details
- NPI number
- 1235152729
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- ME208882 (FL)
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
19 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
286 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 244 | $8 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 42 | $95 |
Typical Medicare-allowed amounts for these services range $8–$95 (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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Levothyroxine Sodium | 58 |
| Losartan Potassium | 30 |
| Clonidine Hcl | 27 |
| Pantoprazole Sodium | 26 |
| Metformin Hcl | 23 |
| Atorvastatin Calcium | 22 |
| Lisinopril | 21 |
| Carvedilol | 20 |
| Metoprolol Succinate | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-25
- Last updated
- 2024-05-17
- Certified
- 2024-05-17
Frequently asked questions
- What is Miguel Oyarzun's NPI number?
- Miguel Oyarzun's National Provider Identifier (NPI) is 1235152729, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Miguel Oyarzun's specialty?
- Miguel Oyarzun is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Miguel Oyarzun located?
- Miguel Oyarzun's practice location on file with NPPES is 1435 W 49th Pl Ste 703, Hialeah, FL 33012-3158.
- What is Miguel Oyarzun's phone number?
- The practice phone number listed in the NPPES registry for Miguel Oyarzun is (305) 558-4411.
- Does Miguel Oyarzun accept Medicare?
- Miguel Oyarzun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Miguel Oyarzun's NPI active?
- Yes — Miguel Oyarzun's NPI (1235152729) is active in the NPPES registry as of the last update on 2024-05-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.