Antiretroviral Therapy, Highly ActiveHIV InfectionsSpinal Cord
Dr. Jacob H. Leffert, MD
NPI1689171712PAC ID9830445428
- Medicare services, 2023
- 157
- Part D claims, 2024
- 29
- Publications
- 1
- Hospital affiliations
- 1
- Industry payments
- $177
- Practice address
- 4301 W Markham, Little Rock, AR 72205
- Practice phone
- Call (501) 749-4905
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UAMS Medical Center - Surgery Center
Surgery Center - Not Medicare-Certified · Little Rock, Arkansas
Find Dr. Leffert's professional email, personal email and mobile number
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Dr. Jacob H. Leffert is an internist in Little Rock, Arkansas
Dr. Leffert practices at UAMS Medical Center - Surgery Center in Little Rock, Arkansas.
Dr. Leffert's NPI, 1689171712, was assigned on April 6, 2018. Dr. Leffert graduated from University of Arkansas College of Medicine in 2018. Dr. Leffert holds Arkansas license E-14327.
NPI and contact details
- NPI
- 1689171712NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830445428
- NPI enumeration date
- April 6, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (501) 749-4905
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jacob H. Leffert practices at UAMS Medical Center - Surgery Center in Little Rock, Arkansas
Dr. Leffert's primary practice is UAMS Medical Center - Surgery Center, at 4301 W Markham, Little Rock, AR 72205. The practice phone is (501) 749-4905.
- UAMS Medical Center - Surgery Center4301 W Markham, Little Rock, AR 72205Phone(501) 749-4905
Source: Dmand AI Affiliation Data
Dr. Jacob H. Leffert is affiliated with 2 sites of care and 3 medical groups
Dr. Leffert's primary practice is UAMS Medical Center - Surgery Center in Little Rock, Arkansas. Dr. Leffert is also affiliated with UAMS Medical Center. The medical group on file is UAMS - University of Arkansas for Medical Sciences. Dmand AI also links Dr. Leffert to 2 more medical groups, each named with a free account. Dr. Leffert's employer is on file too: a surgery center (asc).
UAMS Medical Center - Surgery CenterPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jacob H. Leffert's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leffert practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UAMS Medical Center - Surgery Center | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jacob H. Leffert is one of 642 internists in Arkansas
Internal medicine is Dr. Leffert's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Leffert is licensed in Arkansas.
Specialties and state licenses
- Internal medicine, ArkansasPrimary
Internists near Dr. Leffert
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. Jacob H. Leffert billed Medicare for 157 services in 2023
CMS data shows 157 Medicare services from Dr. Leffert across 3 procedure codes in 2023. Medicare paid $12,050 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2023157
Paid by Medicare$12,050
Procedure codes3
Dr. Leffert's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 4242023: 15763%
Dr. Leffert compared with the Arkansas median for internists, 2023
- Dr. Leffert
- Arkansas median
- Medicare services
- 157vs 84281% below
- Part D claims
- 27vs 19786% below
Medians across 627 internists in Arkansas with Dmand AI profiles that report each measure.
Dr. Leffert's most billed Medicare procedure codes, 2023
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. Leffert and other internists in Arkansas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jacob H. Leffert's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Dr. Leffert's median patient age at 61, with 50% women.
Dr. Leffert's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Jacob H. Leffert wrote 29 Medicare Part D claims in 2024
In 2024, Dr. Leffert wrote 29 Medicare Part D claims for 15 patients. 97% of them were for generic drugs. CMS names the drug for 27 of them, across 1 drug with 11 or more claims each, at $291 in total drug cost. In 2022, CMS named 11 claims across 1 drug.
Part D claims, 202429
Drugs named by CMS1
Total drug cost$291
Part D patients15
Dr. Leffert's Part D claims by kind of drug, 2024
- Generic28 claims97%
- Brand-name and other1 claims3%
Dr. Leffert's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 112023: 27145%
Drugs named by CMS: 1 in 2023, 1 in 2022.
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. Jacob H. Leffert takes part in Medicare
Dr. Leffert 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. Jacob H. Leffert has 1 publication on record
Dmand AI links 1 paper to Dr. Leffert in 2020. Dr. Leffert's most frequent co-authors are Atul Kothari, MD and Marc O. Stanley, MD.
Papers1
Dr. Leffert's most frequent co-authors
Recent publications by Dr. Leffert
See who Dr. Leffert researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Leffert works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Jacob H. Leffert received $177 in industry payments in 2021
CMS Open Payments shows 2 general payments to Dr. Leffert from 1 drug or device company in 2021. Education make up the largest share, 100% of the total. Amgen Inc. paid the most, $177.
Companies that paid Dr. Leffert the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jacob H. Leffert graduated from University of Arkansas College of Medicine
Dr. Leffert graduated from University of Arkansas College of Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jacob H. Leffert'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 Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Jacob H. Leffert
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. Jacob H. Leffert's NPI number?
Dr. Jacob H. Leffert's NPI number is 1689171712. It was assigned on April 6, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Jacob H. Leffert?
Dr. Jacob H. Leffert is an internist in Little Rock, Arkansas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jacob H. Leffert practice?
Dr. Leffert practices at 4301 W Markham, Little Rock, AR 72205. Dr. Leffert's primary practice is UAMS Medical Center - Surgery Center in Little Rock, Arkansas. Dmand AI also links Dr. Leffert to 2 medical groups.
What is Dr. Jacob H. Leffert's office phone number?
The practice phone on file for Dr. Leffert is (501) 749-4905.
What is Dr. Jacob H. Leffert's medical license number?
Dr. Leffert holds Arkansas license E-14327.
Which hospitals is Dr. Jacob H. Leffert affiliated with?
Dr. Leffert is affiliated with UAMS Medical Center.
What medical group is Dr. Jacob H. Leffert part of?
Dr. Leffert is linked to UAMS - University of Arkansas for Medical Sciences. Dmand AI links Dr. Leffert to 2 more medical groups.
Does Dr. Jacob H. Leffert accept Medicare?
Yes. CMS data shows Dr. Leffert billed Medicare for 157 services in 2023, and Dr. Leffert accepts Medicare assignment.
What services does Dr. Jacob H. Leffert bill to Medicare?
In 2023, Dr. Leffert's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and hospital inpatient care (99238).
Where did Dr. Jacob H. Leffert go to medical school?
Dr. Leffert graduated from University of Arkansas College of Medicine in 2018.
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What drugs does Dr. Jacob H. Leffert prescribe most?
In 2023 Medicare Part D data, Dr. Leffert's most prescribed drugs by claims were Acyclovir.
Has Dr. Jacob H. Leffert received payments from drug or device companies?
CMS Open Payments shows $177 in general payments to Dr. Leffert from 1 company from 2021 to 2021. The largest total came from Amgen Inc.
How long has Dr. Jacob H. Leffert been practicing?
Dr. Leffert graduated from medical school in 2018, 8 years ago.
Does Dr. Jacob H. Leffert do research?
Dmand AI links 1 publication to Dr. Leffert.
Who does Dr. Jacob H. Leffert publish with?
Dr. Leffert's most frequent co-authors are Atul Kothari, MD (1 shared paper) and Marc O. Stanley, MD (1 shared paper).
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