Dr. Rex Allen Butler, MD
- Medicare services, 2024
- 3,667
- Medicare patients, 2024
- 274
- Part D claims, 2024
- 21,048
- Hospital affiliations
- 2
- Industry payments
- $1,465
- Practice address
- 849 South Three Notch Street, Andalusia, AL 36420
- Practice phone
- Call (334) 222-8466
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Rex Allen Butler is an internist in Andalusia, Alabama
Dr. Butler practices at Andalusia Health in Andalusia, Alabama, part of ScionHealth.
Dr. Butler's NPI, 1730184961, was assigned on June 15, 2005. Dr. Butler graduated from University of Alabama School of Medicine in 1979. Dr. Butler holds Alabama license 00009991.
- NPI
- 1730184961NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7810166014
- NPI enumeration date
- June 15, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (334) 222-8466
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Rex Allen Butler practices at Andalusia Health in Andalusia, Alabama
Dr. Butler's primary practice is Andalusia Health, at 849 South Three Notch Street, Andalusia, AL 36420 in Covington County. The practice phone is (334) 222-8466.
- Andalusia Health849 South Three Notch Street, Andalusia, AL 36420 · Covington CountyPhone(334) 222-8466
Source: Dmand AI Affiliation Data
Dr. Rex Allen Butler is affiliated with 6 sites of care
Dr. Butler's primary practice is Andalusia Health in Andalusia, Alabama, part of ScionHealth. Dr. Butler is also affiliated with Mizell Memorial Hospital. Dmand AI also links Dr. Butler to 1 more physician office, 1 home health agency, 1 hospice and 1 skilled nursing facility, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Rex Allen Butler's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Butler practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Andalusia Health | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rex Allen Butler is one of 1,685 internists in Alabama
Internal medicine is Dr. Butler's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Butler is licensed in Alabama.
Specialties and state licenses
- Internal medicine, AlabamaPrimary
Internists near Dr. Butler
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. Rex Allen Butler billed Medicare for 3,667 services in 2024
CMS data shows 3,667 Medicare services from Dr. Butler across 30 procedure codes in 2024, for 274 Medicare patients. Medicare paid $198,443 for them. Every service was in an office.
Dr. Butler's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3,1542024: 2,07234%
- Other services
- 2023: 2662024: 703164%
- Tests and treatments
- 2023: 5042024: 43913%
- Imaging
- 2023: 972024: 16368%
- Lab and pathology
- 2023: 6582024: 15377%
- Drugs given in the office
- 2023: 2132024: 13736%
Dr. Butler compared with the Alabama median for internists, 2024
- Dr. Butler
- Alabama median
- Medicare services
- 3,667vs 6645.5 times
- Medicare patients
- 274vs 20335% above
- Part D claims
- 20,355vs 50040.7 times
Medians across 1,610 internists in Alabama with Dmand AI profiles that report each measure.
Dr. Butler'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. Butler and other internists in Alabama.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rex Allen Butler treated 274 Medicare patients in 2024, average age 75
CMS counts 274 Medicare patients who saw Dr. Butler in 2024. The largest group is 75 to 84, with 104 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 31% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Butler's median patient age at 69, with 59% women.
Dr. Butler's Medicare patients by age, 2024
Dr. Butler's Medicare patients by sex, 2024
- Women16460%
- Men11040%
Chronic conditions among Dr. Butler's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Depression46%
- Mood disorders46%
- Anxiety43%
- Diabetes43%
- COPD36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Butler's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Rex Allen Butler wrote 21,048 Medicare Part D claims in 2024
In 2024, Dr. Butler wrote 21,048 Medicare Part D claims for 531 patients. 87% of them were for generic drugs. CMS names the drug for 20,355 of them, across 210 drugs with 11 or more claims each, at $1,726,278 in total drug cost. In 2023, CMS named 21,128 claims across 218 drugs.
Dr. Butler's Part D claims by kind of drug, 2024
- Generic18,329 claims87%
- Brand-name2,677 claims13%
- Other42 claims0%
Dr. Butler'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. Butler's Part D claims, 2024
- Opioids3%594 of 21,048 claims
- Antibiotics4%743 of 21,048 claims
- Antipsychotics, patients 65 and over1%125 of 21,048 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: 21,1282024: 20,3554%
Drugs named by CMS: 210 in 2024, 218 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. Rex Allen Butler takes part in Medicare
Dr. Butler 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. Rex Allen Butler received $1,465 in industry payments from 2016 to 2025
CMS Open Payments shows 42 general payments to Dr. Butler from 14 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Novo Nordisk Inc paid the most, $438.
General payments to Dr. Butler by program year, 2016 to 2025
General payments to Dr. Butler by kind, 2016 to 2025
- Food and beverage$1,41597%
- Education$493%
Companies that paid Dr. Butler 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. Rex Allen Butler graduated from University of Alabama School of Medicine
Dr. Butler graduated from University of Alabama School of Medicine in 1979.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Rex Allen Butler'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 |
| 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. Rex Allen Butler
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. Rex Allen Butler's NPI number?
Dr. Rex Allen Butler's NPI number is 1730184961. It was assigned on June 15, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Rex Allen Butler?
Dr. Rex Allen Butler is an internist in Andalusia, Alabama. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Rex Allen Butler practice?
Dr. Butler practices at 849 South Three Notch Street, Andalusia, AL 36420. Dr. Butler's primary practice is Andalusia Health in Andalusia, Alabama, part of ScionHealth. Dmand AI also links Dr. Butler to 1 physician office, 1 home health agency, 1 hospice and 1 skilled nursing facility.
What is Dr. Rex Allen Butler's office phone number?
The practice phone on file for Dr. Butler is (334) 222-8466.
What is Dr. Rex Allen Butler's medical license number?
Dr. Butler holds Alabama license 00009991.
Which hospitals is Dr. Rex Allen Butler affiliated with?
Dr. Butler practices at Andalusia Health in Andalusia, Alabama. Dr. Butler is also affiliated with Mizell Memorial Hospital.
Does Dr. Rex Allen Butler accept Medicare?
Yes. CMS data shows Dr. Butler billed Medicare for 3,667 services in 2024, and Dr. Butler accepts Medicare assignment.
How many Medicare patients does Dr. Rex Allen Butler see?
CMS counts 274 Medicare patients who saw Dr. Butler in 2024, with an average age of 75.
What services does Dr. Rex Allen Butler bill to Medicare?
In 2024, Dr. Butler's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and care management and other visits (99490).
Where did Dr. Rex Allen Butler go to medical school?
Dr. Butler graduated from University of Alabama School of Medicine in 1979.
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What drugs does Dr. Rex Allen Butler prescribe most?
In 2024 Medicare Part D data, Dr. Butler's most prescribed drugs by claims were Montelukast Sodium, Atorvastatin Calcium and Levothyroxine Sodium.
Has Dr. Rex Allen Butler received payments from drug or device companies?
CMS Open Payments shows $1,465 in general payments to Dr. Butler from 14 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Rex Allen Butler been practicing?
Dr. Butler graduated from medical school in 1979, 47 years ago.
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