Dr. Miriam L. Rivera Irizarry, MD
- Medicare services, 2024
- 396
- Medicare patients, 2024
- 67
- Part D claims, 2024
- 9,136
- Hospital affiliations
- 1
- Industry payments
- $1,424
- Practice address
- 339 Cypress Pkwy, Kissimmee, FL 34759
- Practice phone
- Call (407) 922-0240
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St Peter Medical Group Inc.
Kissimmee, Florida
Find Dr. Rivera Irizarry'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. Miriam L. Rivera Irizarry is an internist in Kissimmee, Florida
Dr. Rivera Irizarry practices at St Peter Medical Group Inc. in Kissimmee, Florida.
Dr. Rivera Irizarry's NPI, 1356304828, was assigned on April 7, 2006. Dr. Rivera Irizarry graduated from Universidad Autonoma de Guadalajara in 1991. Dr. Rivera Irizarry holds Florida license ACN 295.
- NPI
- 1356304828NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517907918
- NPI enumeration date
- April 7, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (407) 922-0240
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Miriam L. Rivera Irizarry practices at St Peter Medical Group Inc. in Kissimmee, Florida
Dr. Rivera Irizarry's primary practice is St Peter Medical Group Inc., at 339 Cypress Pkwy, Kissimmee, FL 34759 in Polk County. The practice phone is (407) 922-0240.
- St Peter Medical Group Inc.339 Cypress Pkwy, Kissimmee, FL 34759 · Polk CountyPhone(407) 922-0240
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Miriam L. Rivera Irizarry is affiliated with 3 sites of care and 1 medical group
Dr. Rivera Irizarry's primary practice is St Peter Medical Group Inc. in Kissimmee, Florida. Dr. Rivera Irizarry is also affiliated with AdventHealth Orlando. The medical group on file is St. Peter Medical Group. Dmand AI also links Dr. Rivera Irizarry to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Miriam L. Rivera Irizarry's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rivera Irizarry practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St Peter Medical Group Inc. | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Miriam L. Rivera Irizarry is one of 9,009 internists in Florida
Internal medicine is Dr. Rivera Irizarry's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Rivera Irizarry's licenses on file in 2 states: Florida and Puerto Rico.
Specialties and state licenses
- Internal medicine, FloridaPrimary
- Puerto Rico license
Clinical focus
Dmand AI lists acid reflux, acute sinusitis, alzheimer's disease, aneurysm, asthma, atrial fibrillation and flutter, chronic anemia and chronic diabetes among the conditions Dr. Rivera Irizarry treats.
Internists near Dr. Rivera Irizarry
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. Miriam L. Rivera Irizarry billed Medicare for 396 services in 2024
CMS data shows 396 Medicare services from Dr. Rivera Irizarry across 9 procedure codes in 2024, for 67 Medicare patients. Medicare paid $27,766 for them. Every service was in an office.
Dr. Rivera Irizarry's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2992024: 26611%
- Other services
- 2023: 1022024: 7526%
- Surgery
- 2023: 522024: 556%
- Tests and treatments
- 2023: 382024: 0100%
Dr. Rivera Irizarry compared with the Florida median for internists, 2024
- Dr. Rivera Irizarry
- Florida median
- Medicare services
- 396vs 55529% below
- Medicare patients
- 67vs 21569% below
- Part D claims
- 8,300vs 46617.8 times
Medians across 8,488 internists in Florida with Dmand AI profiles that report each measure.
Dr. Rivera Irizarry'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Rivera Irizarry and other internists in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Miriam L. Rivera Irizarry treated 67 Medicare patients in 2024, average age 72
CMS counts 67 Medicare patients who saw Dr. Rivera Irizarry in 2024. The largest group is 65 to 74, with 27 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 2.63, 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. Rivera Irizarry's median patient age at 54, with 61% women.
Dr. Rivera Irizarry's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Rivera Irizarry's Medicare patients by sex, 2024
- Women4364%
- Men2436%
Chronic conditions among Dr. Rivera Irizarry's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease66%
- Diabetes60%
- Heart failure60%
- Alcohol and drug use disorders51%
- Arthritis45%
- Bipolar disorder36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rivera Irizarry's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women61%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Miriam L. Rivera Irizarry wrote 9,136 Medicare Part D claims in 2024
In 2024, Dr. Rivera Irizarry wrote 9,136 Medicare Part D claims for 731 patients. 89% of them were for generic drugs. CMS names the drug for 8,300 of them, across 116 drugs with 11 or more claims each, at $365,862 in total drug cost. In 2023, CMS named 9,478 claims across 137 drugs.
Dr. Rivera Irizarry's Part D claims by kind of drug, 2024
- Generic8,127 claims89%
- Brand-name916 claims10%
- Other93 claims1%
Dr. Rivera Irizarry'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. Rivera Irizarry's Part D claims, 2024
- Opioids0%22 of 9,136 claims
- Antibiotics4%341 of 9,136 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: 9,4782024: 8,30012%
Drugs named by CMS: 116 in 2024, 137 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. Miriam L. Rivera Irizarry takes part in Medicare
Dr. Rivera Irizarry 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. Miriam L. Rivera Irizarry received $1,424 in industry payments from 2016 to 2025
CMS Open Payments shows 57 general payments to Dr. Rivera Irizarry from 25 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $267.
General payments to Dr. Rivera Irizarry by program year, 2016 to 2025
Companies that paid Dr. Rivera Irizarry the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Miriam L. Rivera Irizarry has 1 award and honors on record
Dmand AI lists 1 award for Dr. Rivera Irizarry, most recently Leading Physician of the Word in 2019.
Awards and honors for Dr. Rivera Irizarry
- 2019
- Leading Physician of the Word
Source: Dmand AI Professional Profile Data
Dr. Miriam L. Rivera Irizarry graduated from Universidad Autonoma de Guadalajara
Dr. Rivera Irizarry graduated from Universidad Autonoma de Guadalajara in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Miriam L. Rivera Irizarry accepts plans from 13 insurance carriers
Dr. Rivera Irizarry is in network with 13 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Elevance
- Molina
- Alliant Health Plans
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- +5 more carriersWith a free account
Plan types Dr. Rivera Irizarry accepts, by number of carriers
- HMO7
- PPO7
- EPO4
- Medicare4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Miriam L. Rivera Irizarry'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Miriam L. Rivera Irizarry
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. Miriam L. Rivera Irizarry's NPI number?
Dr. Miriam L. Rivera Irizarry's NPI number is 1356304828. It was assigned on April 7, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Miriam L. Rivera Irizarry?
Dr. Miriam L. Rivera Irizarry is an internist in Kissimmee, Florida. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Miriam L. Rivera Irizarry practice?
Dr. Rivera Irizarry practices at 339 Cypress Pkwy, Kissimmee, FL 34759. Dr. Rivera Irizarry's primary practice is St Peter Medical Group Inc. in Kissimmee, Florida. Dmand AI also links Dr. Rivera Irizarry to 1 group practice or clinic.
What is Dr. Miriam L. Rivera Irizarry's office phone number?
The practice phone on file for Dr. Rivera Irizarry is (407) 922-0240.
What is Dr. Miriam L. Rivera Irizarry's medical license number?
Dr. Rivera Irizarry holds Florida license ACN 295, one of the licenses on file in 2 states.
Which states has Dr. Miriam L. Rivera Irizarry been licensed in?
Dmand AI has state licenses on file for Dr. Rivera Irizarry in Florida (2008 to 2026) and Puerto Rico (1995 to 2022).
Which hospitals is Dr. Miriam L. Rivera Irizarry affiliated with?
Dr. Rivera Irizarry is affiliated with AdventHealth Orlando.
What medical group is Dr. Miriam L. Rivera Irizarry part of?
Dr. Rivera Irizarry is linked to St. Peter Medical Group.
Does Dr. Miriam L. Rivera Irizarry accept Medicare?
Yes. CMS data shows Dr. Rivera Irizarry billed Medicare for 396 services in 2024, and Dr. Rivera Irizarry accepts Medicare assignment.
How many Medicare patients does Dr. Miriam L. Rivera Irizarry see?
CMS counts 67 Medicare patients who saw Dr. Rivera Irizarry in 2024, with an average age of 72.
Show 6 more questionsShow fewer questions
What services does Dr. Miriam L. Rivera Irizarry bill to Medicare?
In 2024, Dr. Rivera Irizarry's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and care management and other visits (99497).
Where did Dr. Miriam L. Rivera Irizarry go to medical school?
Dr. Rivera Irizarry graduated from Universidad Autonoma de Guadalajara in 1991.
What drugs does Dr. Miriam L. Rivera Irizarry prescribe most?
In 2024 Medicare Part D data, Dr. Rivera Irizarry's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Lisinopril.
Has Dr. Miriam L. Rivera Irizarry received payments from drug or device companies?
CMS Open Payments shows $1,424 in general payments to Dr. Rivera Irizarry from 25 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Miriam L. Rivera Irizarry been practicing?
Dr. Rivera Irizarry graduated from medical school in 1991, 35 years ago.
What insurance does Dr. Miriam L. Rivera Irizarry accept?
Dr. Rivera Irizarry is in network with 13 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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