Dr. Mark Jeffrey Slepin, MD

  • Louisville, CO
  • Emergency medicine physician
NPI1417063439PAC ID9133019706
Medicare services, 2024
94,528
Medicare patients, 2024
8,437
Publications
2
MIPS score, 2024
75
Industry payments
$28
Practice address
1855 Plaza Dr, Louisville, CO 80027
Practice phone
Call (303) 988-1407
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Rehabcare

Louisville, Colorado

See all 3 affiliations

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Dr. Mark Jeffrey Slepin is an emergency medicine physician in Louisville, Colorado

Dr. Slepin practices at Rehabcare in Louisville, Colorado.

Dr. Slepin's NPI, 1417063439, was assigned on August 22, 2006. Dr. Slepin graduated from VCU School of Medicine in 1983. Dr. Slepin holds Florida license ME0068339.

NPI and contact details
Medicare PAC ID
9133019706
NPI enumeration date
August 22, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(303) 988-1407
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
69
Medical school graduation
1983

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Mark Jeffrey Slepin practices at Rehabcare in Louisville, Colorado

Dr. Slepin's primary practice is Rehabcare, at 1855 Plaza Dr, Louisville, CO 80027 in Boulder County. The practice phone is (303) 988-1407.

  • Rehabcare
    1855 Plaza Dr, Louisville, CO 80027 · Boulder CountyPhone(303) 988-1407

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Mark Jeffrey Slepin is affiliated with 2 sites of care and 1 medical group

Dr. Slepin's primary practice is Rehabcare in Louisville, Colorado. The medical group on file is MedStreamline LLC. Dmand AI also links Dr. Slepin to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Slepin

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Mark Jeffrey Slepin's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Slepin practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
RehabcareAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Mark Jeffrey Slepin is one of 1,226 emergency medicine physicians in Colorado

Emergency medicine is Dr. Slepin's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Slepin is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Slepin's licenses on file in 15 states: Florida, New Mexico, Arizona, Colorado, District of Columbia, Delaware, Georgia, Iowa, Idaho, Maine, Michigan, Nevada, New York, South Carolina and Tennessee.

Specialties and state licenses

  • Emergency medicine, FloridaPrimaryLicense ME0068339 · 1985 to 2027 · taxonomy 207P00000X
  • New Mexico license2021 to 2028
  • Arizona license2016 to 2027
  • Colorado license2006 to 2027
  • District of Columbia license2003 to 2027
  • Delaware license2005 to 2027
  • Georgia license1984 to 2027
  • Iowa license2023 to 2027
  • Idaho license2006 to 2027
  • Maine license2006 to 2027
  • Michigan license2021 to 2027
  • Nevada license2021 to 2027
  • New York license2003 to 2027
  • South Carolina license2006 to 2027
  • Tennessee license2021 to 2027

Emergency medicine physicians near Dr. Slepin

Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.

1,226emergency medicine physicians in Colorado
3emergency medicine physicians in Louisville

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Mark Jeffrey Slepin billed Medicare for 94,528 services in 2024

CMS data shows 94,528 Medicare services from Dr. Slepin across 4 procedure codes in 2024, for 8,437 Medicare patients. Medicare paid $3,678,306 for them. Every service was in an office.

Medicare services, 202494,528
Medicare patients8,437
Paid by Medicare$3.7M
Procedure codes4

Dr. Slepin's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2,3912024: 94,5283853%

Dr. Slepin compared with the Colorado median for emergency medicine physicians, 2024

  • Dr. Slepin
  • Colorado median
Medicare services
94,528vs 199475.0 times
Medicare patients
8,437vs 19343.7 times

Medians across 1,237 emergency medicine physicians in Colorado with Dmand AI profiles that report each measure.

Dr. Slepin'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Mark Jeffrey Slepin treated 8,437 Medicare patients in 2024, average age 78

CMS counts 8,437 Medicare patients who saw Dr. Slepin in 2024. The largest group is 75 to 84, with 2,870 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 64% are also on Medicaid. Their average risk score is 2.53, 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. Slepin's median patient age at 75, with 55% women.

Medicare patients, 20248,437
Average age78
Average risk score2.53
Also on Medicaid64%

Dr. Slepin's Medicare patients by age, 2024

Dr. Slepin's Medicare patients by sex, 2024

  • Women4,93759%
  • Men3,50041%

Chronic conditions among Dr. Slepin's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol73%
  3. Mood disorders62%
  4. Depression57%
  5. Alzheimer's and dementia54%
  6. Anxiety50%
  7. Diabetes50%
  8. Arthritis46%

Share of Medicare patients with each condition. A patient can have several.

Dr. Slepin's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 75

Patient panel by sex, all payers

  • Women55%
  • Men44%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Mark Jeffrey Slepin scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Slepin for performance year 2024, reported individually. Dr. Slepin accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Slepin as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes
MIPS final score, 2024
75 of 100

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Mark Jeffrey Slepin has 2 publications on record

Dmand AI links 2 papers to Dr. Slepin. Dr. Slepin has published most often in Ann Emerg Med. Dr. Slepin's most frequent co-author is Frederick Sherwin Vines, MD.

Papers2

Dr. Slepin's most frequent co-authors

Recent publications by Dr. Slepin

See all 2 publications and co-authors

See who Dr. Slepin researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Slepin works with, so you can find a warm path to the right emergency medicine physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Mark Jeffrey Slepin received $28 in industry payments in 2023

CMS Open Payments shows 1 general payment to Dr. Slepin from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $28.

Companies that paid Dr. Slepin the most, 2023 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Slepin

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Mark Jeffrey Slepin graduated from VCU School of Medicine

Dr. Slepin graduated from VCU School of Medicine in 1983.

  1. Medical schoolVCU School of Medicine
  2. Board certified in emergency medicineAmerican Board of Emergency Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Mark Jeffrey Slepin's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Mark Jeffrey Slepin

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. Mark Jeffrey Slepin's NPI number?

Dr. Mark Jeffrey Slepin's NPI number is 1417063439. It was assigned on August 22, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Mark Jeffrey Slepin?

Dr. Mark Jeffrey Slepin is an emergency medicine physician in Louisville, Colorado. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Mark Jeffrey Slepin practice?

Dr. Slepin practices at 1855 Plaza Dr, Louisville, CO 80027. Dr. Slepin's primary practice is Rehabcare in Louisville, Colorado. Dmand AI also links Dr. Slepin to 1 group practice or clinic.

What is Dr. Mark Jeffrey Slepin's office phone number?

The practice phone on file for Dr. Slepin is (303) 988-1407.

What is Dr. Mark Jeffrey Slepin's medical license number?

Dr. Slepin holds Florida license ME0068339, one of the licenses on file in 15 states.

Which states has Dr. Mark Jeffrey Slepin been licensed in?

Dmand AI has state licenses on file for Dr. Slepin in Florida (1985 to 2027), New Mexico (2021 to 2028), Arizona (2016 to 2027), Colorado (2006 to 2027), District of Columbia (2003 to 2027), Delaware (2005 to 2027), Georgia (1984 to 2027), Iowa (2023 to 2027), Idaho (2006 to 2027), Maine (2006 to 2027), Michigan (2021 to 2027), Nevada (2021 to 2027), New York (2003 to 2027), South Carolina (2006 to 2027) and Tennessee (2021 to 2027).

What medical group is Dr. Mark Jeffrey Slepin part of?

Dr. Slepin is linked to MedStreamline LLC.

Does Dr. Mark Jeffrey Slepin accept Medicare?

Yes. CMS data shows Dr. Slepin billed Medicare for 94,528 services in 2024, and Dr. Slepin accepts Medicare assignment.

Does Dr. Mark Jeffrey Slepin offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Slepin as offering telehealth services.

What is Dr. Mark Jeffrey Slepin's MIPS score?

Dr. Slepin's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Mark Jeffrey Slepin see?

CMS counts 8,437 Medicare patients who saw Dr. Slepin in 2024, with an average age of 78.

Is Dr. Mark Jeffrey Slepin board certified?

Yes. Dr. Slepin is board certified in emergency medicine by the American Board of Emergency Medicine.

What services does Dr. Mark Jeffrey Slepin bill to Medicare?

In 2024, Dr. Slepin's most billed Medicare services were special service (99091), care management and other visits (99458) and care management and other visits (99457).

Where did Dr. Mark Jeffrey Slepin go to medical school?

Dr. Slepin graduated from VCU School of Medicine in 1983.

Has Dr. Mark Jeffrey Slepin received payments from drug or device companies?

CMS Open Payments shows $28 in general payments to Dr. Slepin from 1 company from 2023 to 2023. The largest total came from Boston Scientific Corporation.

How long has Dr. Mark Jeffrey Slepin been practicing?

Dr. Slepin graduated from medical school in 1983, 43 years ago.

Does Dr. Mark Jeffrey Slepin do research?

Dmand AI links 2 publications to Dr. Slepin.

Who does Dr. Mark Jeffrey Slepin publish with?

Dr. Slepin's most frequent co-authors are Frederick Sherwin Vines, MD (1 shared paper).

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