Dr. Jeffrey S. Klempen, DO
- Medicare services, 2024
- 199
- Medicare patients, 2024
- 150
- Part D claims, 2024
- 233
- MIPS score, 2024
- 97
- Hospital affiliations
- 1
- Practice address
- 1114 W Madison Ave, Athens, TN 37371
- Practice phone
- Call (423) 745-1411
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Klempen'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. Jeffrey S. Klempen is an emergency medicine physician in Athens, Tennessee
Dr. Klempen practices at Starr Regional Medical Center in Athens, Tennessee, part of Lifepoint Health.
Dr. Klempen's NPI, 1457366247, was assigned on July 30, 2006. Dr. Klempen graduated from Midwestern University, Chicago College of Osteopathic Med in 2003. Dr. Klempen holds New York license 295440.
- NPI
- 1457366247NPI Registry (opens in a new tab)
- NPI enumeration date
- July 30, 2006
- NPI status
- Active
- Practice phone
- (423) 745-1411
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Jeffrey S. Klempen practices at Starr Regional Medical Center in Athens, Tennessee
Dr. Klempen's primary practice is Starr Regional Medical Center, at 1114 W Madison Ave, Athens, TN 37371 in Mc Minn County. The practice phone is (423) 745-1411.
- Starr Regional Medical Center1114 W Madison Ave, Athens, TN 37371 · Mc Minn CountyPhone(423) 745-1411
Source: Dmand AI Affiliation Data
Dr. Jeffrey S. Klempen is affiliated with 2 sites of care and 6 medical groups
Dr. Klempen's primary practice is Starr Regional Medical Center in Athens, Tennessee, part of Lifepoint Health. The medical group on file is Southeastern Emergency Physicians. Dmand AI also links Dr. Klempen to 5 more medical groups and 1 group practice or clinic, 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. Jeffrey S. Klempen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Klempen practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Starr Regional Medical Center | Available with a free account |
| +1 more site and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jeffrey S. Klempen is one of 1,088 emergency medicine physicians in Tennessee
Emergency medicine is Dr. Klempen's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Klempen's licenses on file in 2 states: New York and California.
Specialties and state licenses
- Emergency medicine, New YorkPrimary
- California license
Emergency medicine physicians near Dr. Klempen
Counts of emergency 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. Jeffrey S. Klempen billed Medicare for 199 services in 2024
CMS data shows 199 Medicare services from Dr. Klempen across 4 procedure codes in 2024, for 150 Medicare patients. Medicare paid $19,633 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Klempen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2432024: 15337%
- Tests and treatments
- 2023: 742024: 4638%
Dr. Klempen compared with the Tennessee median for emergency medicine physicians, 2024
- Dr. Klempen
- Tennessee median
- Medicare services
- 199vs 26625% below
- Medicare patients
- 150vs 25742% below
- Part D claims
- 127vs 9337% above
Medians across 1,079 emergency medicine physicians in Tennessee with Dmand AI profiles that report each measure.
Dr. Klempen'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. Klempen and other emergency medicine physicians in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jeffrey S. Klempen treated 150 Medicare patients in 2024, average age 69
CMS counts 150 Medicare patients who saw Dr. Klempen in 2024. The largest group is under 65, with 48 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 58% are also on Medicaid. Their average risk score is 2.27, 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. Klempen's median patient age at 45, with 55% women.
Dr. Klempen's Medicare patients by age, 2024
Dr. Klempen's Medicare patients by sex, 2024
- Women7852%
- Men7248%
Chronic conditions among Dr. Klempen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Mood disorders49%
- Anxiety47%
- Depression46%
- Arthritis39%
- Diabetes38%
- Heart failure35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Klempen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
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. Jeffrey S. Klempen wrote 233 Medicare Part D claims in 2024
In 2024, Dr. Klempen wrote 233 Medicare Part D claims for 147 patients. 93% of them were for generic drugs. CMS names the drug for 127 of them, across 7 drugs with 11 or more claims each, at $648 in total drug cost. In 2023, CMS named 193 claims across 9 drugs.
Dr. Klempen's Part D claims by kind of drug, 2024
- Generic217 claims93%
- Brand-name16 claims7%
Dr. Klempen'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. Klempen's Part D claims, 2024
- Opioids11%26 of 233 claims
- Antibiotics22%52 of 233 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: 1932024: 12734%
Drugs named by CMS: 7 in 2024, 9 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
Dr. Jeffrey S. Klempen scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Klempen for performance year 2024, reported through an alternative payment model (APM).
Dr. Klempen's MIPS scores, performance year 2024
- 97of 100Final score
- 74.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Jeffrey S. Klempen received $30 in industry payments from 2016 to 2017
CMS Open Payments shows 2 general payments to Dr. Klempen from 2 drug and device companies from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. BTG International, Inc. paid the most, $19.
General payments to Dr. Klempen by program year, 2016 to 2017
Companies that paid Dr. Klempen the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jeffrey S. Klempen graduated from Midwestern University, Chicago College of Osteopathic Med
Dr. Klempen graduated from Midwestern University, Chicago College of Osteopathic Med in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jeffrey S. Klempen'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 | Clinician Public Reporting: Overall MIPS Performance (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. Jeffrey S. Klempen
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. Jeffrey S. Klempen's NPI number?
Dr. Jeffrey S. Klempen's NPI number is 1457366247. It was assigned on July 30, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jeffrey S. Klempen?
Dr. Jeffrey S. Klempen is an emergency medicine physician in Athens, Tennessee. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Jeffrey S. Klempen practice?
Dr. Klempen practices at 1114 W Madison Ave, Athens, TN 37371. Dr. Klempen's primary practice is Starr Regional Medical Center in Athens, Tennessee, part of Lifepoint Health. Dmand AI also links Dr. Klempen to 5 medical groups and 1 group practice or clinic.
What is Dr. Jeffrey S. Klempen's office phone number?
The practice phone on file for Dr. Klempen is (423) 745-1411.
What is Dr. Jeffrey S. Klempen's medical license number?
Dr. Klempen holds New York license 295440, one of the licenses on file in 2 states.
Which states has Dr. Jeffrey S. Klempen been licensed in?
Dmand AI has state licenses on file for Dr. Klempen in New York and California.
Which hospitals is Dr. Jeffrey S. Klempen affiliated with?
Dr. Klempen practices at Starr Regional Medical Center in Athens, Tennessee.
What medical group is Dr. Jeffrey S. Klempen part of?
Dr. Klempen is linked to Southeastern Emergency Physicians. Dmand AI links Dr. Klempen to 5 more medical groups.
Does Dr. Jeffrey S. Klempen accept Medicare?
Yes. CMS data shows Dr. Klempen billed Medicare for 199 services in 2024.
What is Dr. Jeffrey S. Klempen's MIPS score?
Dr. Klempen's MIPS final score for performance year 2024 is 97 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. Jeffrey S. Klempen see?
CMS counts 150 Medicare patients who saw Dr. Klempen in 2024, with an average age of 69.
What services does Dr. Jeffrey S. Klempen bill to Medicare?
In 2024, Dr. Klempen's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Jeffrey S. Klempen go to medical school?
Dr. Klempen graduated from Midwestern University, Chicago College of Osteopathic Med in 2003.
What drugs does Dr. Jeffrey S. Klempen prescribe most?
In 2024 Medicare Part D data, Dr. Klempen's most prescribed drugs by claims were Ondansetron ODT, Cephalexin and Naproxen.
Has Dr. Jeffrey S. Klempen received payments from drug or device companies?
CMS Open Payments shows $30 in general payments to Dr. Klempen from 2 companies from 2016 to 2017. The largest total came from BTG International, Inc.
How long has Dr. Jeffrey S. Klempen been practicing?
Dr. Klempen graduated from medical school in 2003, 23 years ago.
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