Nathan James Lesnick
- Medicare patients, 2024
- 26
- Part D claims, 2024
- 223
- Hospital affiliations
- 2
- Industry payments
- $343
- Medical group
- 1
- Practice address
- 2323 N Lake Dr, Milwaukee, WI 53211
- Practice phone
- Call (414) 585-1374
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Nathan Lesnick'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.
Nathan James Lesnick is a physician assistant in Milwaukee, Wisconsin
Nathan Lesnick practices at Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin, part of Ascension Health Alliance.
Nathan Lesnick's NPI, 1336872761, was assigned on July 4, 2022.
- NPI
- 1336872761NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779027131
- NPI enumeration date
- July 4, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (414) 585-1374
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 28
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Nathan James Lesnick practices at Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin
Nathan Lesnick's primary practice is Ascension Columbia St. Mary's Hospital - Milwaukee Campus, at 2323 N Lake Dr, Milwaukee, WI 53211 in Milwaukee County. The practice phone is (414) 585-1374.
- Ascension Columbia St. Mary's Hospital - Milwaukee Campus2323 N Lake Dr, Milwaukee, WI 53211 · Milwaukee CountyPhone(414) 585-1374
Source: Dmand AI Affiliation Data
Nathan James Lesnick is affiliated with 5 sites of care and 1 medical group
Nathan Lesnick's primary practice is Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin, part of Ascension Health Alliance. Nathan Lesnick is also affiliated with Ascension SE Wisconsin Hospital - St. Joseph. The medical group on file is Ascension Columbia St. Mary's Hospital - Milwaukee Campus. Dmand AI also links Nathan Lesnick to 1 more behavioral health center, 1 clinical lab 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 Nathan James Lesnick's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nathan Lesnick practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension Columbia St. Mary's Hospital - Milwaukee Campus | Available with a free account |
| +4 more affiliated sites | 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 Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.
Nathan James Lesnick is one of 3,127 physician assistants in Wisconsin
Physician assistant is Nathan Lesnick's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Nathan Lesnick has a license on file in Wisconsin.
Specialties and state licenses
- Physician assistant, Wisconsin
Physician assistants near Nathan Lesnick
Counts of physician assistants 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
Nathan James Lesnick treated 26 Medicare patients in 2024, average age 70
CMS counts 26 Medicare patients who saw Nathan Lesnick in 2024. 62% of them have high cholesterol, and 58% have high blood pressure. Their average risk score is 0.65, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Nathan Lesnick's median patient age at 47, with 56% women.
Nathan Lesnick's Medicare patients by sex, 2024
- Women1454%
- Men1246%
Chronic conditions among Nathan Lesnick's Medicare patients, 2024
- High cholesterol62%
- High blood pressure58%
Share of Medicare patients with each condition. A patient can have several.
Nathan Lesnick's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 47
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Nathan James Lesnick wrote 223 Medicare Part D claims in 2024
In 2024, Nathan Lesnick wrote 223 Medicare Part D claims for 81 patients. 88% of them were for generic drugs.
Nathan Lesnick's Part D claims by kind of drug, 2024
- Generic196 claims88%
- Brand-name and other27 claims12%
Drug classes CMS tracks in Nathan Lesnick's Part D claims, 2024
- Antibiotics14%32 of 223 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Nathan James Lesnick takes part in Medicare
Nathan Lesnick 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.
Nathan James Lesnick received $343 in industry payments in 2025
CMS Open Payments shows 4 general payments to Nathan Lesnick from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $115.
Companies that paid Nathan Lesnick the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Nathan James Lesnick'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 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) |
| 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 Nathan James Lesnick
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nathan James Lesnick's NPI number?
Nathan James Lesnick's NPI number is 1336872761. It was assigned on July 4, 2022, and it is active in the NPI Registry.
What does Nathan James Lesnick specialize in?
Nathan James Lesnick is a physician assistant in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Nathan James Lesnick practice?
Nathan Lesnick practices at 2323 N Lake Dr, Milwaukee, WI 53211. Nathan Lesnick's primary practice is Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin, part of Ascension Health Alliance. Dmand AI also links Nathan Lesnick to 1 behavioral health center, 1 clinical lab and 1 group practice or clinic.
What is Nathan James Lesnick's office phone number?
The practice phone on file for Nathan Lesnick is (414) 585-1374.
Which hospitals is Nathan James Lesnick affiliated with?
Nathan Lesnick practices at Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin. Nathan Lesnick is also affiliated with Ascension SE Wisconsin Hospital - St. Joseph.
What medical group is Nathan James Lesnick part of?
Nathan Lesnick is linked to Ascension Columbia St. Mary's Hospital - Milwaukee Campus.
Does Nathan James Lesnick accept Medicare?
Yes. CMS lists Nathan Lesnick as accepting Medicare assignment.
How many Medicare patients does Nathan James Lesnick see?
CMS counts 26 Medicare patients who saw Nathan Lesnick in 2024, with an average age of 70.
Has Nathan James Lesnick received payments from drug or device companies?
CMS Open Payments shows $343 in general payments to Nathan Lesnick from 4 companies from 2025 to 2025. The largest total came from Novo Nordisk Inc.
How long has Nathan James Lesnick been practicing?
Nathan Lesnick graduated from medical school in 2024, 2 years ago.
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