David Roy Larson, DDS
- Part D claims, 2024
- 138
- Industry payments
- $11
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 302 W Main Street, Middletown, PA 17057
- Practice phone
- Call (423) 238-7217
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Drayer Physical Therapy - Middletown
Physical Therapy Clinic · Middletown, Pennsylvania
Find David Larson'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.
David Roy Larson is a general practice dentistry in Middletown, Pennsylvania
David Larson practices at Drayer Physical Therapy - Middletown in Middletown, Pennsylvania.
David Larson's NPI, 1184750036, was assigned on February 26, 2007. David Larson holds Pennsylvania license DS029119L.
- NPI
- 1184750036NPI Registry (opens in a new tab)
- NPI enumeration date
- February 26, 2007
- NPI status
- Active
- Practice phone
- (423) 238-7217
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
David Roy Larson practices at Drayer Physical Therapy - Middletown in Middletown, Pennsylvania
David Larson's primary practice is Drayer Physical Therapy - Middletown, at 302 W Main Street, Middletown, PA 17057. The practice phone is (423) 238-7217.
- Drayer Physical Therapy - Middletown302 W Main Street, Middletown, PA 17057Phone(423) 238-7217
Source: Dmand AI Affiliation Data
David Roy Larson is affiliated with 1 site of care
David Larson's primary practice is Drayer Physical Therapy - Middletown in Middletown, Pennsylvania.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at David Roy Larson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Larson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Drayer Physical Therapy - Middletown | Available with a free account |
Source: Dmand AI Technology Install Data
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David Roy Larson is one of 1,895 general practice dentistrys in Pennsylvania
General practice is David Larson's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. David Larson is licensed in Pennsylvania.
Specialties and state licenses
- General practice dentistry, PennsylvaniaPrimary
General practice dentistrys near David Larson
Counts of general practice dentistrys 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
David Roy Larson's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts David Larson's median patient age at 63, with 50% women.
David Larson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
David Roy Larson wrote 138 Medicare Part D claims in 2024
In 2024, David Larson wrote 138 Medicare Part D claims for 92 patients. 99% of them were for generic drugs.
David Larson's Part D claims by kind of drug, 2024
- Generic137 claims99%
- Brand-name and other1 claims1%
Drug classes CMS tracks in David Larson's Part D claims, 2024
- Antibiotics96%133 of 138 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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David Roy Larson received $11 in industry payments in 2025
CMS Open Payments shows 1 general payment to David Larson 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, $11.
Companies that paid David Larson 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 David Roy Larson'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 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 David Roy Larson
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What is David Roy Larson's NPI number?
David Roy Larson's NPI number is 1184750036. It was assigned on February 26, 2007, and it is active in the NPI Registry.
What does David Roy Larson specialize in?
David Roy Larson is a general practice dentistry in Middletown, Pennsylvania. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does David Roy Larson practice?
David Larson practices at 302 W Main Street, Middletown, PA 17057. David Larson's primary practice is Drayer Physical Therapy - Middletown in Middletown, Pennsylvania.
What is David Roy Larson's office phone number?
The practice phone on file for David Larson is (423) 238-7217.
What is David Roy Larson's medical license number?
David Larson holds Pennsylvania license DS029119L.
Has David Roy Larson received payments from drug or device companies?
CMS Open Payments shows $11 in general payments to David Larson from 1 company from 2025 to 2025. The largest total came from Align Technology, Inc.
How long has David Roy Larson been practicing?
David Larson's NPI was assigned in 2007.
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