Dr. Miguel A. Oyarzun, MD
- Medicare services, 2024
- 286
- Medicare patients, 2024
- 218
- Part D claims, 2024
- 594
- Hospital affiliations
- 1
- Industry payments
- $104
- Practice address
- 1475 W 49th St, Hialeah, FL 33012
- Practice phone
- Call (305) 558-2500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Oyarzun's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Miguel A. Oyarzun is an internist in Hialeah, Florida
Dr. Oyarzun practices at Larkin Hospital Palm Springs in Hialeah, Florida, part of Larkin Community Hospital.
Dr. Oyarzun's NPI, 1235152729, was assigned on July 25, 2006. Dr. Oyarzun graduated from Complutense University of Madrid in 1970. Dr. Oyarzun holds Florida license ME208882.
- NPI
- 1235152729NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597828046
- NPI enumeration date
- July 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (305) 558-2500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 82
- Medical school graduation
- 1970
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Miguel A. Oyarzun practices at Larkin Hospital Palm Springs in Hialeah, Florida
Dr. Oyarzun's primary practice is Larkin Hospital Palm Springs, at 1475 W 49th St, Hialeah, FL 33012 in Miami-Dade County. The practice phone is (305) 558-2500.
- Larkin Hospital Palm Springs1475 W 49th St, Hialeah, FL 33012 · Miami-Dade CountyPhone(305) 558-2500
Source: Dmand AI Affiliation Data
Dr. Miguel A. Oyarzun is affiliated with 2 sites of care
Dr. Oyarzun's primary practice is Larkin Hospital Palm Springs in Hialeah, Florida, part of Larkin Community Hospital. Dmand AI also links Dr. Oyarzun to 1 physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Miguel A. Oyarzun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oyarzun practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Larkin Hospital Palm Springs | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Miguel A. Oyarzun is one of 9,009 internists in Florida
Internal medicine is Dr. Oyarzun's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Oyarzun is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Oyarzun's licenses on file in 2 states: Florida and New Jersey.
Specialties and state licenses
- Internal medicine, FloridaPrimary
- New Jersey license
Clinical focus
Dmand AI lists acute skin infection, atrial fibrillation and flutter, bronchitis, chronic diabetes, chronic hypertension, coronary artery disease, underactive thyroid and upper respiratory infection (URI) among the conditions Dr. Oyarzun treats.
Internists near Dr. Oyarzun
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Miguel A. Oyarzun billed Medicare for 286 services in 2024
CMS data shows 286 Medicare services from Dr. Oyarzun across 2 procedure codes in 2024, for 218 Medicare patients. Medicare paid $4,802 for them.
Dr. Oyarzun's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3232024: 24424%
- Office and hospital visits
- 2023: 242024: 4275%
Where Dr. Oyarzun's Medicare services took place, 2024
- In an office4215%
- In a facility24485%
Dr. Oyarzun compared with the Florida median for internists, 2024
- Dr. Oyarzun
- Florida median
- Medicare services
- 286vs 55548% below
- Medicare patients
- 218vs 215Close to median
- Part D claims
- 335vs 46628% below
Medians across 8,488 internists in Florida with Dmand AI profiles that report each measure.
Dr. Oyarzun's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Oyarzun?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Oyarzun and other internists in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Miguel A. Oyarzun treated 218 Medicare patients in 2024, average age 80
CMS counts 218 Medicare patients who saw Dr. Oyarzun in 2024. The largest group is 85 and over, with 89 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 87% are also on Medicaid. Their average risk score is 3.08, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Oyarzun's median patient age at 42, with 67% women.
Dr. Oyarzun's Medicare patients by age, 2024
Dr. Oyarzun's Medicare patients by sex, 2024
- Women13160%
- Men8740%
Chronic conditions among Dr. Oyarzun's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Mood disorders70%
- Anxiety67%
- Depression67%
- Ischemic heart disease62%
- Alzheimer's and dementia61%
- Diabetes60%
Share of Medicare patients with each condition. A patient can have several.
Dr. Oyarzun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 42
Patient panel by sex, all payers
- Women67%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Miguel A. Oyarzun wrote 594 Medicare Part D claims in 2024
In 2024, Dr. Oyarzun wrote 594 Medicare Part D claims for 35 patients. 91% of them were for generic drugs. CMS names the drug for 335 of them, across 15 drugs with 11 or more claims each, at $3,843 in total drug cost. In 2023, CMS named 568 claims across 26 drugs.
Dr. Oyarzun's Part D claims by kind of drug, 2024
- Generic539 claims91%
- Brand-name and other55 claims9%
Dr. Oyarzun's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Oyarzun's Part D claims, 2024
- Antibiotics2%11 of 594 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5682024: 33541%
Drugs named by CMS: 15 in 2024, 26 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Miguel A. Oyarzun takes part in Medicare
Dr. Oyarzun accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Miguel A. Oyarzun received $104 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Oyarzun from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $104.
Companies that paid Dr. Oyarzun the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Miguel A. Oyarzun graduated from Complutense University of Madrid
Dr. Oyarzun graduated from Complutense University of Madrid in 1970.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Miguel A. Oyarzun accepts plans from 7 insurance carriers
Dr. Oyarzun is in network with 7 carriers, including Aetna, United Healthcare and Molina. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Molina
- Alliant Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- HCSC
Plan types Dr. Oyarzun accepts, by number of carriers
- HMO4
- Medicare4
- EPO2
- POS2
- PPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Miguel A. Oyarzun's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Miguel A. Oyarzun
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Miguel A. Oyarzun's NPI number?
Dr. Miguel A. Oyarzun's NPI number is 1235152729. It was assigned on July 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Miguel A. Oyarzun?
Dr. Miguel A. Oyarzun is an internist in Hialeah, Florida. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Miguel A. Oyarzun practice?
Dr. Oyarzun practices at 1475 W 49th St, Hialeah, FL 33012. Dr. Oyarzun's primary practice is Larkin Hospital Palm Springs in Hialeah, Florida, part of Larkin Community Hospital. Dmand AI also links Dr. Oyarzun to 1 physician office.
What is Dr. Miguel A. Oyarzun's office phone number?
The practice phone on file for Dr. Oyarzun is (305) 558-2500.
What is Dr. Miguel A. Oyarzun's medical license number?
Dr. Oyarzun holds Florida license ME208882, one of the licenses on file in 2 states.
Which states has Dr. Miguel A. Oyarzun been licensed in?
Dmand AI has state licenses on file for Dr. Oyarzun in Florida (1973 to 2026) and New Jersey.
Which hospitals is Dr. Miguel A. Oyarzun affiliated with?
Dr. Oyarzun practices at Larkin Hospital Palm Springs in Hialeah, Florida.
Does Dr. Miguel A. Oyarzun accept Medicare?
Yes. CMS data shows Dr. Oyarzun billed Medicare for 286 services in 2024, and Dr. Oyarzun accepts Medicare assignment.
How many Medicare patients does Dr. Miguel A. Oyarzun see?
CMS counts 218 Medicare patients who saw Dr. Oyarzun in 2024, with an average age of 80.
Is Dr. Miguel A. Oyarzun board certified?
Yes. Dr. Oyarzun is board certified in internal medicine by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Miguel A. Oyarzun bill to Medicare?
In 2024, Dr. Oyarzun's most billed Medicare services were heart test or procedure (93010) and office visit, established patient (99213).
Where did Dr. Miguel A. Oyarzun go to medical school?
Dr. Oyarzun graduated from Complutense University of Madrid in 1970.
What drugs does Dr. Miguel A. Oyarzun prescribe most?
In 2024 Medicare Part D data, Dr. Oyarzun's most prescribed drugs by claims were Levothyroxine Sodium, Losartan Potassium and Clonidine HCl.
Has Dr. Miguel A. Oyarzun received payments from drug or device companies?
CMS Open Payments shows $104 in general payments to Dr. Oyarzun from 1 company from 2016 to 2016. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has Dr. Miguel A. Oyarzun been practicing?
Dr. Oyarzun graduated from medical school in 1970, 56 years ago.
What insurance does Dr. Miguel A. Oyarzun accept?
Dr. Oyarzun is in network with 7 carriers, including Aetna, United Healthcare and Molina. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.
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