Dr. Justen D. Kozlowski, DO
- Medicare services, 2024
- 198
- Medicare patients, 2024
- 73
- Part D claims, 2024
- 15
- Hospital affiliations
- 2
- Industry payments
- $252
- Practice address
- 800 Spruce Street, Philadelphia, PA 19107
- Practice phone
- Call (215) 829-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kozlowski'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. Justen D. Kozlowski is an internist in Philadelphia, Pennsylvania
Dr. Kozlowski practices at Pennsylvania Hospital in Philadelphia, Pennsylvania, part of University of Pennsylvania.
Dr. Kozlowski's NPI, 1710563408, was assigned on March 22, 2021. Dr. Kozlowski graduated from Lake Erie Col of Osteopathic Medicine, Bradenton in 2021. Dr. Kozlowski holds Pennsylvania license OS023853.
- NPI
- 1710563408NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931642154
- NPI enumeration date
- March 22, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (215) 829-3000
- 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)
Dr. Justen D. Kozlowski practices at Pennsylvania Hospital in Philadelphia, Pennsylvania
Dr. Kozlowski's primary practice is Pennsylvania Hospital, at 800 Spruce Street, Philadelphia, PA 19107 in Philadelphia County. The practice phone is (215) 829-3000.
- Pennsylvania Hospital800 Spruce Street, Philadelphia, PA 19107 · Philadelphia CountyPhone(215) 829-3000
Source: Dmand AI Affiliation Data
Dr. Justen D. Kozlowski is affiliated with 2 sites of care and 2 medical groups
Dr. Kozlowski's primary practice is Pennsylvania Hospital in Philadelphia, Pennsylvania, part of University of Pennsylvania. Dr. Kozlowski is also affiliated with Hospital of the University of Pennsylvania. The medical group on file is Signify Health. Dmand AI also links Dr. Kozlowski 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 Dr. Justen D. Kozlowski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kozlowski practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pennsylvania Hospital | 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
Dmand AI maps EHR vendors, IT decision makers and buying committees across University of Pennsylvania and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Justen D. Kozlowski is one of 5,665 internists in Pennsylvania
Internal medicine is Dr. Kozlowski's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Kozlowski's licenses on file in 2 states: Pennsylvania and Arizona.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
- Arizona license
Internists near Dr. Kozlowski
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. Justen D. Kozlowski billed Medicare for 198 services in 2024
CMS data shows 198 Medicare services from Dr. Kozlowski across 5 procedure codes in 2024, for 73 Medicare patients. Medicare paid $15,211 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kozlowski compared with the Pennsylvania median for internists, 2024
- Dr. Kozlowski
- Pennsylvania median
- Medicare services
- 198vs 41753% below
- Medicare patients
- 73vs 18561% below
Medians across 5,518 internists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Kozlowski'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.
Need commercial claims for Dr. Kozlowski?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kozlowski and other internists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Justen D. Kozlowski treated 73 Medicare patients in 2024, average age 71
CMS counts 73 Medicare patients who saw Dr. Kozlowski in 2024. The largest group is 65 to 74, with 24 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 2.41, 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. Kozlowski's median patient age at 55, with 48% women.
Dr. Kozlowski's Medicare patients by age, 2024
Dr. Kozlowski's Medicare patients by sex, 2024
- Women4663%
- Men2737%
Chronic conditions among Dr. Kozlowski's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Mood disorders55%
- Anxiety52%
- Diabetes45%
- Heart failure45%
- Depression44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kozlowski's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Justen D. Kozlowski wrote 15 Medicare Part D claims in 2024
In 2024, Dr. Kozlowski wrote 15 Medicare Part D claims for 11 patients. 80% of them were for generic drugs.
Dr. Kozlowski's Part D claims by kind of drug, 2024
- Generic12 claims80%
- Brand-name and other3 claims20%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Justen D. Kozlowski takes part in Medicare
Dr. Kozlowski 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Justen D. Kozlowski received $252 in industry payments from 2022 to 2024
CMS Open Payments shows 12 general payments to Dr. Kozlowski from 11 drug and device companies from 2022 to 2024. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $44.
General payments to Dr. Kozlowski by program year, 2022 to 2024
Companies that paid Dr. Kozlowski the most, 2022 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Justen D. Kozlowski graduated from Lake Erie Col of Osteopathic Medicine, Bradenton
Dr. Kozlowski graduated from Lake Erie Col of Osteopathic Medicine, Bradenton in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Justen D. Kozlowski'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) |
| 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. Justen D. Kozlowski
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. Justen D. Kozlowski's NPI number?
Dr. Justen D. Kozlowski's NPI number is 1710563408. It was assigned on March 22, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Justen D. Kozlowski?
Dr. Justen D. Kozlowski is an internist in Philadelphia, Pennsylvania. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Justen D. Kozlowski practice?
Dr. Kozlowski practices at 800 Spruce Street, Philadelphia, PA 19107. Dr. Kozlowski's primary practice is Pennsylvania Hospital in Philadelphia, Pennsylvania, part of University of Pennsylvania. Dmand AI also links Dr. Kozlowski to 1 medical group.
What is Dr. Justen D. Kozlowski's office phone number?
The practice phone on file for Dr. Kozlowski is (215) 829-3000.
What is Dr. Justen D. Kozlowski's medical license number?
Dr. Kozlowski holds Pennsylvania license OS023853, one of the licenses on file in 2 states.
Which states has Dr. Justen D. Kozlowski been licensed in?
Dmand AI has state licenses on file for Dr. Kozlowski in Pennsylvania and Arizona.
Which hospitals is Dr. Justen D. Kozlowski affiliated with?
Dr. Kozlowski practices at Pennsylvania Hospital in Philadelphia, Pennsylvania. Dr. Kozlowski is also affiliated with Hospital of the University of Pennsylvania.
What medical group is Dr. Justen D. Kozlowski part of?
Dr. Kozlowski is linked to Signify Health. Dmand AI links Dr. Kozlowski to 1 more medical group.
Does Dr. Justen D. Kozlowski accept Medicare?
Yes. CMS data shows Dr. Kozlowski billed Medicare for 198 services in 2024, and Dr. Kozlowski accepts Medicare assignment.
How many Medicare patients does Dr. Justen D. Kozlowski see?
CMS counts 73 Medicare patients who saw Dr. Kozlowski in 2024, with an average age of 71.
Show 4 more questionsShow fewer questions
What services does Dr. Justen D. Kozlowski bill to Medicare?
In 2024, Dr. Kozlowski's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99238).
Where did Dr. Justen D. Kozlowski go to medical school?
Dr. Kozlowski graduated from Lake Erie Col of Osteopathic Medicine, Bradenton in 2021.
Has Dr. Justen D. Kozlowski received payments from drug or device companies?
CMS Open Payments shows $252 in general payments to Dr. Kozlowski from 11 companies from 2022 to 2024. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Justen D. Kozlowski been practicing?
Dr. Kozlowski graduated from medical school in 2021, 5 years ago.
Selling to internal medicine practices?
See internists in Pennsylvania by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card