Kevin Sellery Gregg

  • Ann Arbor, MI
  • Infectious disease specialist
NPI1013105220PAC ID1759459266
Medicare services, 2024
262
Medicare patients, 2024
155
Part D claims, 2024
423
Hospital affiliations
1
Industry payments
$810
Practice address
1500 E Medical Center Dr, Ann Arbor, MI 48109
Practice phone
Call (734) 936-4000
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

University Hospital

School-Based Health Center · Ann Arbor, Michigan

See all 4 affiliations

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Kevin Sellery Gregg is an infectious disease specialist in Ann Arbor, Michigan

Kevin Gregg practices at University Hospital in Ann Arbor, Michigan.

Kevin Gregg's NPI, 1013105220, was assigned on October 12, 2007. Kevin Gregg graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2004. Kevin Gregg holds Michigan license 4301098017.

NPI and contact details
Medicare PAC ID
1759459266
NPI enumeration date
October 12, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(734) 936-4000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
48
Medical school graduation
2004

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

Kevin Sellery Gregg practices at University Hospital in Ann Arbor, Michigan

Kevin Gregg's primary practice is University Hospital, at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The practice phone is (734) 936-4000.

  • University Hospital
    1500 E Medical Center Dr, Ann Arbor, MI 48109Phone(734) 936-4000

Source: Dmand AI Affiliation Data

Kevin Sellery Gregg is affiliated with 2 sites of care and 2 medical groups

Kevin Gregg's primary practice is University Hospital in Ann Arbor, Michigan. Kevin Gregg is also affiliated with University Hospital. The medical group on file is University of Michigan Health. Dmand AI also links Kevin Gregg to 1 more medical group, named with a free account. Kevin Gregg's employer is on file too: a school & student health.

See all 4 affiliations for Kevin Gregg

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Kevin Sellery Gregg's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Kevin Gregg practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
University HospitalAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Kevin Sellery Gregg is one of 264 infectious disease specialists in Michigan

Infectious disease is Kevin Gregg's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dmand AI has Kevin Gregg's licenses on file in 2 states: Michigan and Illinois.

Specialties and state licenses

  • Infectious disease, MichiganPrimaryLicense 4301098017 · taxonomy 207RI0200X
  • Illinois licenseLicense 036.117546

Infectious disease specialists near Kevin Gregg

Counts of infectious disease specialists 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

Kevin Sellery Gregg billed Medicare for 262 services in 2024

CMS data shows 262 Medicare services from Kevin Gregg across 7 procedure codes in 2024, for 155 Medicare patients. Medicare paid $20,490 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024262
Medicare patients155
Paid by Medicare$20,490
Procedure codes7

Kevin Gregg's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3032024: 24120%
Other services
2023: 02024: 21

Kevin Gregg compared with the Michigan median for infectious disease specialists, 2024

  • Kevin Gregg
  • Michigan median
Medicare services
262vs 31818% below
Medicare patients
155vs 1438% above
Part D claims
255vs 13983% above

Medians across 266 infectious disease specialists in Michigan with Dmand AI profiles that report each measure.

Kevin Gregg'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

Kevin Sellery Gregg treated 155 Medicare patients in 2024, average age 65

CMS counts 155 Medicare patients who saw Kevin Gregg in 2024. The largest group is 65 to 74, with 59 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 35% are also on Medicaid. Their average risk score is 4.17, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Kevin Gregg's median patient age at 59, with 43% women.

Medicare patients, 2024155
Average age65
Average risk score4.17
Also on Medicaid35%

Kevin Gregg's Medicare patients by age, 2024

Kevin Gregg's Medicare patients by sex, 2024

  • Women6643%
  • Men8957%

Chronic conditions among Kevin Gregg's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol70%
  3. Chronic kidney disease67%
  4. Arthritis52%
  5. Mood disorders50%
  6. Diabetes48%
  7. Anxiety47%
  8. Depression46%

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

Kevin Gregg's patients across all payers

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

Patient panel by age, all payers

Median age 59

Patient panel by sex, all payers

  • Women43%
  • Men56%

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

Kevin Sellery Gregg wrote 423 Medicare Part D claims in 2024

In 2024, Kevin Gregg wrote 423 Medicare Part D claims for 66 patients. 55% of them were for generic drugs. CMS names the drug for 255 of them, across 13 drugs with 11 or more claims each, at $687,055 in total drug cost. In 2023, CMS named 233 claims across 13 drugs.

Part D claims, 2024423
Drugs named by CMS13
Total drug cost$687,055
Part D patients66

Kevin Gregg's Part D claims by kind of drug, 2024

  • Generic234 claims55%
  • Brand-name189 claims45%

Kevin Gregg'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 Kevin Gregg's Part D claims, 2024

  • Antibiotics37%156 of 423 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: 2332024: 2559%

Drugs named by CMS: 13 in 2024, 13 in 2023.

See all prescribing by Kevin Gregg

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

Kevin Sellery Gregg offers telehealth to Medicare patients

Kevin Gregg accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Kevin Gregg as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Kevin Sellery Gregg received $810 in industry payments in 2018

CMS Open Payments shows 7 general payments to Kevin Gregg from 1 drug or device company in 2018. Travel and lodging make up the largest share, 76% of the total. Merck Sharp & Dohme Corporation paid the most, $810.

General payments to Kevin Gregg by kind, 2018 to 2018

$810in total
  • Travel and lodging$61576%
  • Food and beverage$19524%

Companies that paid Kevin Gregg the most, 2018 to 2018

Share is of all general payments to this clinician.

See all payments to Kevin Gregg

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

Kevin Sellery Gregg graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University

Kevin Gregg graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2004.

  1. Medical schoolClvlnd Clinic Lerner College of Med of Case Wstn Rsv University

Source: Dmand AI Professional Profile Data

Sources for Kevin Sellery Gregg'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
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 Kevin Sellery Gregg

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Kevin Sellery Gregg's NPI number?

Kevin Sellery Gregg's NPI number is 1013105220. It was assigned on October 12, 2007, and it is active in the NPI Registry.

What does Kevin Sellery Gregg specialize in?

Kevin Sellery Gregg is an infectious disease specialist in Ann Arbor, Michigan. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).

Where does Kevin Sellery Gregg practice?

Kevin Gregg practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. Kevin Gregg's primary practice is University Hospital in Ann Arbor, Michigan. Dmand AI also links Kevin Gregg to 1 medical group.

What is Kevin Sellery Gregg's office phone number?

The practice phone on file for Kevin Gregg is (734) 936-4000.

What is Kevin Sellery Gregg's medical license number?

Kevin Gregg holds Michigan license 4301098017, one of the licenses on file in 2 states.

Which states has Kevin Sellery Gregg been licensed in?

Dmand AI has state licenses on file for Kevin Gregg in Michigan and Illinois.

Which hospitals is Kevin Sellery Gregg affiliated with?

Kevin Gregg is affiliated with University Hospital.

What medical group is Kevin Sellery Gregg part of?

Kevin Gregg is linked to University of Michigan Health. Dmand AI links Kevin Gregg to 1 more medical group.

Does Kevin Sellery Gregg accept Medicare?

Yes. CMS data shows Kevin Gregg billed Medicare for 262 services in 2024, and Kevin Gregg accepts Medicare assignment.

Does Kevin Sellery Gregg offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Kevin Gregg as offering telehealth services.

Show 6 more questionsShow fewer questions

How many Medicare patients does Kevin Sellery Gregg see?

CMS counts 155 Medicare patients who saw Kevin Gregg in 2024, with an average age of 65.

What services does Kevin Sellery Gregg bill to Medicare?

In 2024, Kevin Gregg's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and office visit, established patient (99214).

Where did Kevin Sellery Gregg go to medical school?

Kevin Gregg graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2004.

What drugs does Kevin Sellery Gregg prescribe most?

In 2024 Medicare Part D data, Kevin Gregg's most prescribed drugs by claims were Biktarvy, Genvoya and Ertapenem.

Has Kevin Sellery Gregg received payments from drug or device companies?

CMS Open Payments shows $810 in general payments to Kevin Gregg from 1 company from 2018 to 2018. The largest total came from Merck Sharp & Dohme Corporation.

How long has Kevin Sellery Gregg been practicing?

Kevin Gregg graduated from medical school in 2004, 22 years ago.

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