John Loui
- Medicare services, 2024
- 96
- Medicare patients, 2024
- 123
- Part D claims, 2024
- 33
- MIPS score, 2024
- 86
- Hospital affiliations
- 2
- Practice address
- 500 Upper Chesapeake Drive, Bel Air, MD 21014
- Practice phone
- Call (443) 643-3303
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find John Loui'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.
John Loui is an internist in Bel Air, Maryland
John Loui practices at University of Maryland Upper Chesapeake Medical Center Bel Air in Bel Air, Maryland, part of University of Maryland Medical System.
John Loui's NPI, 1548824261, was assigned on April 29, 2019. John Loui graduated from Rush Medical College of Rush University in 2021. John Loui holds Maryland license D0101008.
- NPI
- 1548824261NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941606982
- NPI enumeration date
- April 29, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (443) 643-3303
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John Loui practices at University of Maryland Upper Chesapeake Medical Center Bel Air in Bel Air, Maryland
John Loui's primary practice is University of Maryland Upper Chesapeake Medical Center Bel Air, at 500 Upper Chesapeake Drive, Bel Air, MD 21014 in Harford County. The practice phone is (443) 643-3303.
- University of Maryland Upper Chesapeake Medical Center Bel Air500 Upper Chesapeake Drive, Bel Air, MD 21014 · Harford CountyPhone(443) 643-3303
Source: Dmand AI Affiliation Data
John Loui is affiliated with 2 sites of care and 2 medical groups
John Loui's primary practice is University of Maryland Upper Chesapeake Medical Center Bel Air in Bel Air, Maryland, part of University of Maryland Medical System. John Loui is also affiliated with University of Maryland Medical Center. The medical group on file is Adfinitas Health. Dmand AI also links John Loui to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at John Loui's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Loui practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Maryland Upper Chesapeake Medical Center Bel Air | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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John Loui is one of 3,320 internists in Maryland
Internal medicine is John Loui's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has John Loui's licenses on file in 2 states: Maryland and Florida.
Specialties and state licenses
- Internal medicine, MarylandPrimary
- Florida license
Internists near John Loui
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
John Loui billed Medicare for 96 services in 2024
CMS data shows 96 Medicare services from John Loui across 1 procedure code in 2024, for 123 Medicare patients. Medicare paid $13,383 for them. Every service was in a facility, such as a hospital, rather than an office.
John Loui compared with the Maryland median for internists, 2024
- John Loui
- Maryland median
- Medicare services
- 96vs 65685% below
- Medicare patients
- 123vs 25151% below
Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.
John Loui'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
John Loui treated 123 Medicare patients in 2024, average age 75
CMS counts 123 Medicare patients who saw John Loui in 2024. The largest group is 65 to 74, with 41 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 2.25, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts John Loui's median patient age at 70, with 60% women.
John Loui's Medicare patients by age, 2024
John Loui's Medicare patients by sex, 2024
- Women7561%
- Men4839%
Chronic conditions among John Loui's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis70%
- Ischemic heart disease54%
- Mood disorders54%
- Depression49%
- Chronic kidney disease48%
- Anxiety46%
Share of Medicare patients with each condition. A patient can have several.
John Loui's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women60%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
John Loui wrote 33 Medicare Part D claims in 2024
In 2024, John Loui wrote 33 Medicare Part D claims for 15 patients. 88% of them were for generic drugs.
John Loui's Part D claims by kind of drug, 2024
- Generic29 claims88%
- Brand-name and other4 claims12%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
John Loui scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for John Loui for performance year 2024, reported as part of a group. John Loui accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists John Loui as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
John Loui's MIPS scores, performance year 2024
- 86of 100Final score
- 80.9of 100Quality
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
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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John Loui received $16 in industry payments in 2024
CMS Open Payments shows 1 general payment to John Loui from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $16.
Companies that paid John Loui the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
John Loui graduated from Rush Medical College of Rush University
John Loui graduated from Rush Medical College of Rush University in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for John Loui'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 (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)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 John Loui
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Loui's NPI number?
John Loui's NPI number is 1548824261. It was assigned on April 29, 2019, and it is active in the NPI Registry.
What does John Loui specialize in?
John Loui is an internist in Bel Air, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does John Loui practice?
John Loui practices at 500 Upper Chesapeake Drive, Bel Air, MD 21014. John Loui's primary practice is University of Maryland Upper Chesapeake Medical Center Bel Air in Bel Air, Maryland, part of University of Maryland Medical System. Dmand AI also links John Loui to 1 medical group.
What is John Loui's office phone number?
The practice phone on file for John Loui is (443) 643-3303.
What is John Loui's medical license number?
John Loui holds Maryland license D0101008, one of the licenses on file in 2 states.
Which states has John Loui been licensed in?
Dmand AI has state licenses on file for John Loui in Maryland and Florida.
Which hospitals is John Loui affiliated with?
John Loui practices at University of Maryland Upper Chesapeake Medical Center Bel Air in Bel Air, Maryland. John Loui is also affiliated with University of Maryland Medical Center.
What medical group is John Loui part of?
John Loui is linked to Adfinitas Health. Dmand AI links John Loui to 1 more medical group.
Does John Loui accept Medicare?
Yes. CMS data shows John Loui billed Medicare for 96 services in 2024, and John Loui accepts Medicare assignment.
Does John Loui offer telehealth?
Yes. The CMS Doctors and Clinicians file lists John Loui as offering telehealth services.
Show 6 more questionsShow fewer questions
What is John Loui's MIPS score?
John Loui's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
How many Medicare patients does John Loui see?
CMS counts 123 Medicare patients who saw John Loui in 2024, with an average age of 75.
What services does John Loui bill to Medicare?
In 2024, John Loui's most billed Medicare services were hospital inpatient care (99223).
Where did John Loui go to medical school?
John Loui graduated from Rush Medical College of Rush University in 2021.
Has John Loui received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to John Loui from 1 company from 2024 to 2024. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has John Loui been practicing?
John Loui graduated from medical school in 2021, 5 years ago.
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