Dr. Gary B. Harrelson, MD
- Medicare services, 2022
- 166
- Part D claims, 2022
- 2,260
- Industry payments
- $1,955
- Affiliated sites
- 1
- Medical groups
- 2
- Practice address
- 1559 Professional Pkwy, Auburn, AL 36830-2858
- Practice phone
- Call (334) 826-1121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Larry E. Thorne
Multi-specialty group site · Auburn, Alabama
Find Dr. Harrelson'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. Gary B. Harrelson is a family medicine physician in Tallassee, Alabama
Dr. Harrelson practices at Larry E. Thorne in Auburn, Alabama.
Dr. Harrelson's NPI, 1831169994, was assigned on January 23, 2006. Dr. Harrelson graduated from Louisiana State University School of Medicine in Shreveport in 1991. Dr. Harrelson holds Alabama license 11448.
- NPI
- 1831169994NPI Registry (opens in a new tab)
- NPI enumeration date
- January 23, 2006
- NPI status
- Active
- Practice phone
- (334) 826-1121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gary B. Harrelson practices in Auburn and Tallassee
Dr. Harrelson's primary practice is Larry E. Thorne, at 1559 Professional Pkwy, Auburn, AL 36830-2858. The practice phone is (334) 826-1121. The NPI Registry lists Dr. Harrelson's practice address as 43 Herren St, Tallassee, AL 36078.
- Larry E. ThornePrimary1559 Professional Pkwy, Auburn, AL 36830-2858Phone(334) 826-1121
- NPI Registry address43 Herren St, Tallassee, AL 36078 · Elmore CountyPhone(334) 826-1121
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Gary B. Harrelson is affiliated with 1 site of care and 2 medical groups
Dr. Harrelson's primary practice is Larry E. Thorne in Auburn, Alabama. The medical group on file is Tallassee Internal Medicine. Dmand AI also links Dr. Harrelson to 1 more 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 Dr. Gary B. Harrelson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harrelson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Larry E. Thorne | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gary B. Harrelson is one of 1,916 family medicine physicians in Alabama
Family medicine is Dr. Harrelson's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Harrelson is licensed in Alabama.
Specialties and state licenses
- Family medicine, AlabamaPrimary
Family medicine physicians near Dr. Harrelson
Counts of family medicine physicians 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. Gary B. Harrelson billed Medicare for 166 services in 2022
CMS data shows 166 Medicare services from Dr. Harrelson across 3 procedure codes in 2022. Medicare paid $6,322 for them. Every service was in an office.
Dr. Harrelson's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 3032022: 10864%
- Lab and pathology
- 2021: 1312022: 4566%
- Other services
- 2021: 992022: 1387%
- Tests and treatments
- 2021: 262022: 0100%
Dr. Harrelson compared with the Alabama median for family medicine physicians, 2022
- Dr. Harrelson
- Alabama median
- Medicare services
- 166vs 61673% below
- Part D claims
- 2,260vs 1,17592% above
Medians across 1,859 family medicine physicians in Alabama with Dmand AI profiles that report each measure.
Dr. Harrelson's most billed Medicare procedure codes, 2022
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. Harrelson and other family medicine physicians in Alabama.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gary B. Harrelson's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Harrelson's median patient age at 67, with 38% women.
Dr. Harrelson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women38%
- Men62%
Source: Dmand AI Patient Panel Data
Dr. Gary B. Harrelson wrote 2,260 Medicare Part D claims in 2022
In 2022, Dr. Harrelson wrote 2,260 Medicare Part D claims. They cover 47 drugs, with $59,493 in total drug cost. In 2021, CMS named 3,369 claims across 67 drugs.
Dr. Harrelson's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 3,3692022: 2,26033%
Drugs named by CMS: 47 in 2022, 67 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Gary B. Harrelson received $1,955 in industry payments from 2016 to 2022
CMS Open Payments shows 52 general payments to Dr. Harrelson from 9 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $968.
General payments to Dr. Harrelson by program year, 2016 to 2022
Companies that paid Dr. Harrelson the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gary B. Harrelson graduated from Louisiana State University School of Medicine in Shreveport
Dr. Harrelson graduated from Louisiana State University School of Medicine in Shreveport in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gary B. Harrelson'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 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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 |
| 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. Gary B. Harrelson
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. Gary B. Harrelson's NPI number?
Dr. Gary B. Harrelson's NPI number is 1831169994. It was assigned on January 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gary B. Harrelson?
Dr. Gary B. Harrelson is a family medicine physician in Tallassee, Alabama. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Gary B. Harrelson practice?
Dr. Harrelson practices at 1559 Professional Pkwy, Auburn, AL 36830-2858. Dr. Harrelson also practices at 43 Herren St, Tallassee, AL 36078. Dr. Harrelson's primary practice is Larry E. Thorne in Auburn, Alabama. Dmand AI also links Dr. Harrelson to 1 medical group.
What is Dr. Gary B. Harrelson's office phone number?
The practice phone on file for Dr. Harrelson is (334) 826-1121.
What is Dr. Gary B. Harrelson's medical license number?
Dr. Harrelson holds Alabama license 11448.
What medical group is Dr. Gary B. Harrelson part of?
Dr. Harrelson is linked to Tallassee Internal Medicine. Dmand AI links Dr. Harrelson to 1 more medical group.
Does Dr. Gary B. Harrelson accept Medicare?
Yes. CMS data shows Dr. Harrelson billed Medicare for 166 services in 2022.
What services does Dr. Gary B. Harrelson bill to Medicare?
In 2022, Dr. Harrelson's most billed Medicare services were office visit, established patient (99213), lab and pathology test (82962) and medicare service (G0439).
Where did Dr. Gary B. Harrelson go to medical school?
Dr. Harrelson graduated from Louisiana State University School of Medicine in Shreveport in 1991.
What drugs does Dr. Gary B. Harrelson prescribe most?
In 2022 Medicare Part D data, Dr. Harrelson's most prescribed drugs by claims were Tramadol HCl, Gabapentin and Amlodipine Besylate.
Has Dr. Gary B. Harrelson received payments from drug or device companies?
CMS Open Payments shows $1,955 in general payments to Dr. Harrelson from 9 companies from 2016 to 2022. The largest total came from Novo Nordisk Inc.
How long has Dr. Gary B. Harrelson been practicing?
Dr. Harrelson graduated from medical school in 1991, 35 years ago.
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