Michael Ryon Simpson, DMD
- Part D claims, 2024
- 37
- Industry payments
- $7
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 1445 E Mitchell Hammock Rd, Oviedo, FL 32765-9144
- Practice phone
- Call (407) 977-6464
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Michael R Simpson
Dental practice · Oviedo, Florida
Find Michael Simpson'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.
Michael Ryon Simpson is a dentist in Zephyrhills, Florida
Michael Simpson practices at Michael R Simpson in Oviedo, Florida.
Michael Simpson's NPI, 1508087479, was assigned on May 1, 2007. Michael Simpson holds Florida license DN14132.
- NPI
- 1508087479NPI Registry (opens in a new tab)
- NPI enumeration date
- May 1, 2007
- NPI status
- Active
- Practice phone
- (407) 977-6464
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Michael Ryon Simpson practices in Oviedo and Zephyrhills
Michael Simpson's primary practice is Michael R Simpson, at 1445 E Mitchell Hammock Rd, Oviedo, FL 32765-9144. The practice phone is (407) 977-6464. The NPI Registry lists Michael Simpson's practice address as 7315 Green Slope Dr, Zephyrhills, FL 33541.
- Michael R SimpsonPrimary1445 E Mitchell Hammock Rd, Oviedo, FL 32765-9144Phone(407) 977-6464
- NPI Registry address7315 Green Slope Dr, Zephyrhills, FL 33541 · Pasco County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Michael Ryon Simpson is affiliated with 1 site of care and 1 medical group
Michael Simpson's primary practice is Michael R Simpson in Oviedo, Florida. Dmand AI also links Michael Simpson to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Michael Ryon Simpson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael Simpson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Michael R Simpson | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Michael Ryon Simpson is one of 2,259 dentists in Florida
Dentist is Michael Simpson's primary specialty in the NPI Registry, under taxonomy code 122300000X. Michael Simpson is licensed in Florida.
Specialties and state licenses
- Dentist, FloridaPrimary
Dentists near Michael Simpson
Counts of dentists 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
Michael Ryon Simpson's patients have a median age of 20
Across all payers, Dmand AI patient panel data puts Michael Simpson's median patient age at 20, with 0% women.
Michael Simpson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 20
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Michael Ryon Simpson wrote 37 Medicare Part D claims in 2024
In 2024, Michael Simpson wrote 37 Medicare Part D claims for 28 patients. 89% of them were for generic drugs.
Michael Simpson's Part D claims by kind of drug, 2024
- Generic33 claims89%
- Brand-name and other4 claims11%
Drug classes CMS tracks in Michael Simpson's Part D claims, 2024
- Antibiotics78%29 of 37 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Michael Ryon Simpson received $7 in industry payments in 2025
CMS Open Payments shows 1 general payment to Michael Simpson from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Align Technology, Inc. paid the most, $7.
Companies that paid Michael Simpson the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Michael Ryon Simpson'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Michael Ryon Simpson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michael Ryon Simpson's NPI number?
Michael Ryon Simpson's NPI number is 1508087479. It was assigned on May 1, 2007, and it is active in the NPI Registry.
What does Michael Ryon Simpson specialize in?
Michael Ryon Simpson is a dentist in Zephyrhills, Florida. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).
Where does Michael Ryon Simpson practice?
Michael Simpson practices at 1445 E Mitchell Hammock Rd, Oviedo, FL 32765-9144. Michael Simpson also practices at 7315 Green Slope Dr, Zephyrhills, FL 33541. Michael Simpson's primary practice is Michael R Simpson in Oviedo, Florida. Dmand AI also links Michael Simpson to 1 medical group.
What is Michael Ryon Simpson's office phone number?
The practice phone on file for Michael Simpson is (407) 977-6464.
What is Michael Ryon Simpson's medical license number?
Michael Simpson holds Florida license DN14132.
Has Michael Ryon Simpson received payments from drug or device companies?
CMS Open Payments shows $7 in general payments to Michael Simpson from 1 company from 2025 to 2025. The largest total came from Align Technology, Inc.
How long has Michael Ryon Simpson been practicing?
Michael Simpson's NPI was assigned in 2007.
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