Dr. Alexander Scott Kaczenski, MD
- Medicare services, 2024
- 1,290
- Medicare patients, 2024
- 309
- Part D claims, 2024
- 152
- Hospital affiliations
- 5
- Industry payments
- $328
- Practice address
- 9601 Baptist Health Drive, Little Rock, AR 72205
- Practice phone
- Call (501) 202-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kaczenski's professional email, personal email and mobile number
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Dr. Alexander Scott Kaczenski is an internist in Little Rock, Arkansas
Dr. Kaczenski practices at Baptist Health Medical Center-Little Rock in Little Rock, Arkansas, part of Baptist Health.
Dr. Kaczenski's NPI, 1629431192, was assigned on April 1, 2016. Dr. Kaczenski graduated from University of Arkansas College of Medicine in 2016. Dr. Kaczenski holds Arkansas license E-11141.
- NPI
- 1629431192NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496895419
- NPI enumeration date
- April 1, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (501) 202-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alexander Scott Kaczenski practices at Baptist Health Medical Center-Little Rock in Little Rock, Arkansas
Dr. Kaczenski's primary practice is Baptist Health Medical Center-Little Rock, at 9601 Baptist Health Drive, Little Rock, AR 72205 in Pulaski County. The practice phone is (501) 202-2000.
- Baptist Health Medical Center-Little Rock9601 Baptist Health Drive, Little Rock, AR 72205 · Pulaski CountyPhone(501) 202-2000
Source: Dmand AI Affiliation Data
Dr. Alexander Scott Kaczenski is affiliated with 5 sites of care and 1 medical group
Dr. Kaczenski's primary practice is Baptist Health Medical Center-Little Rock in Little Rock, Arkansas, part of Baptist Health. Dr. Kaczenski is also affiliated with Baptist Health Medical Center-Conway. The medical group on file is Arkansas Health Group. Dmand AI also links Dr. Kaczenski to 3 more hospitals, 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. Alexander Scott Kaczenski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kaczenski practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baptist Health Medical Center-Little Rock | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Baptist Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Alexander Scott Kaczenski is one of 642 internists in Arkansas
Internal medicine is Dr. Kaczenski's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kaczenski is licensed in Arkansas.
Specialties and state licenses
- Internal medicine, ArkansasPrimary
Internists near Dr. Kaczenski
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. Alexander Scott Kaczenski billed Medicare for 1,290 services in 2024
CMS data shows 1,290 Medicare services from Dr. Kaczenski across 5 procedure codes in 2024, for 309 Medicare patients. Medicare paid $82,243 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kaczenski's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,1042024: 1,29017%
Dr. Kaczenski compared with the Arkansas median for internists, 2024
- Dr. Kaczenski
- Arkansas median
- Medicare services
- 1,290vs 84253% above
- Medicare patients
- 309vs 2907% above
- Part D claims
- 33vs 19783% below
Medians across 627 internists in Arkansas with Dmand AI profiles that report each measure.
Dr. Kaczenski'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. Kaczenski and other internists in Arkansas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alexander Scott Kaczenski treated 309 Medicare patients in 2024, average age 74
CMS counts 309 Medicare patients who saw Dr. Kaczenski in 2024. The largest group is 75 to 84, with 115 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 22% are also on Medicaid. Their average risk score is 2.29, 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. Kaczenski's median patient age at 71, with 55% women.
Dr. Kaczenski's Medicare patients by age, 2024
Dr. Kaczenski's Medicare patients by sex, 2024
- Women16052%
- Men14948%
Chronic conditions among Dr. Kaczenski's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis55%
- Ischemic heart disease51%
- Heart failure45%
- Diabetes43%
- Anxiety42%
- Mood disorders42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kaczenski's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alexander Scott Kaczenski wrote 152 Medicare Part D claims in 2024
In 2024, Dr. Kaczenski wrote 152 Medicare Part D claims for 80 patients. 87% of them were for generic drugs. CMS names the drug for 33 of them, across 2 drugs with 11 or more claims each, at $200 in total drug cost. In 2023, CMS named 52 claims across 3 drugs.
Dr. Kaczenski's Part D claims by kind of drug, 2024
- Generic132 claims87%
- Brand-name and other20 claims13%
Dr. Kaczenski'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. Kaczenski's Part D claims, 2024
- Antibiotics9%14 of 152 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: 522024: 3337%
Drugs named by CMS: 2 in 2024, 3 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. Alexander Scott Kaczenski takes part in Medicare
Dr. Kaczenski 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. Alexander Scott Kaczenski received $328 in industry payments from 2020 to 2025
CMS Open Payments shows 16 general payments to Dr. Kaczenski from 2 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 100% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $302.
General payments to Dr. Kaczenski by program year, 2020 to 2025
Companies that paid Dr. Kaczenski the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Alexander Scott Kaczenski graduated from University of Arkansas College of Medicine
Dr. Kaczenski graduated from University of Arkansas College of Medicine in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Alexander Scott Kaczenski'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. Alexander Scott Kaczenski
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. Alexander Scott Kaczenski's NPI number?
Dr. Alexander Scott Kaczenski's NPI number is 1629431192. It was assigned on April 1, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Alexander Scott Kaczenski?
Dr. Alexander Scott Kaczenski is an internist in Little Rock, Arkansas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Alexander Scott Kaczenski practice?
Dr. Kaczenski practices at 9601 Baptist Health Drive, Little Rock, AR 72205. Dr. Kaczenski's primary practice is Baptist Health Medical Center-Little Rock in Little Rock, Arkansas, part of Baptist Health. Dmand AI also links Dr. Kaczenski to 3 hospitals.
What is Dr. Alexander Scott Kaczenski's office phone number?
The practice phone on file for Dr. Kaczenski is (501) 202-2000.
What is Dr. Alexander Scott Kaczenski's medical license number?
Dr. Kaczenski holds Arkansas license E-11141.
Which hospitals is Dr. Alexander Scott Kaczenski affiliated with?
Dr. Kaczenski practices at Baptist Health Medical Center-Little Rock in Little Rock, Arkansas. Dr. Kaczenski is also affiliated with Baptist Health Medical Center-Conway. Dmand AI links Dr. Kaczenski to 3 more hospitals.
What medical group is Dr. Alexander Scott Kaczenski part of?
Dr. Kaczenski is linked to Arkansas Health Group.
Does Dr. Alexander Scott Kaczenski accept Medicare?
Yes. CMS data shows Dr. Kaczenski billed Medicare for 1,290 services in 2024, and Dr. Kaczenski accepts Medicare assignment.
How many Medicare patients does Dr. Alexander Scott Kaczenski see?
CMS counts 309 Medicare patients who saw Dr. Kaczenski in 2024, with an average age of 74.
What services does Dr. Alexander Scott Kaczenski bill to Medicare?
In 2024, Dr. Kaczenski's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and hospital inpatient care (99238).
Show 4 more questionsShow fewer questions
Where did Dr. Alexander Scott Kaczenski go to medical school?
Dr. Kaczenski graduated from University of Arkansas College of Medicine in 2016.
What drugs does Dr. Alexander Scott Kaczenski prescribe most?
In 2024 Medicare Part D data, Dr. Kaczenski's most prescribed drugs by claims were Pantoprazole Sodium and Atorvastatin Calcium.
Has Dr. Alexander Scott Kaczenski received payments from drug or device companies?
CMS Open Payments shows $328 in general payments to Dr. Kaczenski from 2 companies from 2020 to 2025. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has Dr. Alexander Scott Kaczenski been practicing?
Dr. Kaczenski graduated from medical school in 2016, 10 years ago.
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