Dr. Louis A. Kowalski, MD
- Medicare services, 2022
- 607
- Part D claims, 2023
- 15
- Industry payments
- $4,673
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 1 Medical Center Dr, Lebanon, NH 03766
- Practice phone
- Call (603) 526-6929
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Kowalski'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. Louis A. Kowalski is an internist in Lebanon, New Hampshire
Dr. Kowalski practices in Lebanon, New Hampshire.
Dr. Kowalski's NPI, 1346281003, was assigned on June 10, 2006. Dr. Kowalski graduated from University of Connecticut School of Medicine in 1984. Dr. Kowalski holds New Hampshire license 7651.
- NPI
- 1346281003NPI Registry (opens in a new tab)
- NPI enumeration date
- June 10, 2006
- NPI status
- Active
- Practice phone
- (603) 526-6929
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Louis A. Kowalski's practice address is in Lebanon, New Hampshire
Dr. Kowalski's practice address in the NPI Registry is 1 Medical Center Dr, Lebanon, NH 03766, in Grafton County. The practice phone is (603) 526-6929.
- NPI Registry address1 Medical Center Dr, Lebanon, NH 03766 · Grafton CountyPhone(603) 526-6929
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Louis A. Kowalski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kowalski practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Kowalski's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Louis A. Kowalski is one of 577 internists in New Hampshire
Internal medicine is Dr. Kowalski's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kowalski is licensed in New Hampshire.
Specialties and state licenses
- Internal medicine, New HampshirePrimary
Internists near Dr. Kowalski
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. Louis A. Kowalski billed Medicare for 607 services in 2022
CMS data shows 607 Medicare services from Dr. Kowalski across 8 procedure codes in 2022. Medicare paid $34,126 for them. Every service was in an office.
Dr. Kowalski's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 5172022: 36230%
- Lab and pathology
- 2021: 1892022: 11042%
- Other services
- 2021: 1672022: 9941%
- Tests and treatments
- 2021: 682022: 3647%
Dr. Kowalski compared with the New Hampshire median for internists, 2022
- Dr. Kowalski
- New Hampshire median
- Medicare services
- 607vs 43041% above
- Part D claims
- 15vs 17992% below
Medians across 583 internists in New Hampshire with Dmand AI profiles that report each measure.
Dr. Kowalski's most billed Medicare procedure codes, 2022
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kowalski and other internists in New Hampshire.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Louis A. Kowalski's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Dr. Kowalski's median patient age at 71, with 28% women.
Dr. Kowalski's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women28%
- Men73%
Source: Dmand AI Patient Panel Data
Dr. Louis A. Kowalski wrote 15 Medicare Part D claims in 2023
In 2023, Dr. Kowalski wrote 15 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $129 in total drug cost. In 2022, CMS named 1,437 claims across 53 drugs.
Dr. Kowalski's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 1,4372023: 1599%
Drugs named by CMS: 1 in 2023, 53 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Louis A. Kowalski received $4,673 in industry payments from 2016 to 2024
CMS Open Payments shows 221 general payments to Dr. Kowalski from 21 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 85% of the total. AstraZeneca Pharmaceuticals LP paid the most, $755.
General payments to Dr. Kowalski by program year, 2016 to 2024
General payments to Dr. Kowalski by kind, 2016 to 2024
- Food and beverage$3,97885%
- Education$69515%
Companies that paid Dr. Kowalski the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Louis A. Kowalski graduated from University of Connecticut School of Medicine
Dr. Kowalski graduated from University of Connecticut School of Medicine in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Louis A. Kowalski'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. Louis A. Kowalski
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. Louis A. Kowalski's NPI number?
Dr. Louis A. Kowalski's NPI number is 1346281003. It was assigned on June 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Louis A. Kowalski?
Dr. Louis A. Kowalski is an internist in Lebanon, New Hampshire. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Louis A. Kowalski practice?
Dr. Kowalski practices at 1 Medical Center Dr, Lebanon, NH 03766.
What is Dr. Louis A. Kowalski's office phone number?
The practice phone on file for Dr. Kowalski is (603) 526-6929.
What is Dr. Louis A. Kowalski's medical license number?
Dr. Kowalski holds New Hampshire license 7651.
Does Dr. Louis A. Kowalski accept Medicare?
Yes. CMS data shows Dr. Kowalski billed Medicare for 607 services in 2022.
What services does Dr. Louis A. Kowalski bill to Medicare?
In 2022, Dr. Kowalski's most billed Medicare services were office visit, established patient (99213), lab and pathology test (81000) and medicare service (G0439).
Where did Dr. Louis A. Kowalski go to medical school?
Dr. Kowalski graduated from University of Connecticut School of Medicine in 1984.
What drugs does Dr. Louis A. Kowalski prescribe most?
In 2023 Medicare Part D data, Dr. Kowalski's most prescribed drugs by claims were Atorvastatin Calcium.
Has Dr. Louis A. Kowalski received payments from drug or device companies?
CMS Open Payments shows $4,673 in general payments to Dr. Kowalski from 21 companies from 2016 to 2024. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Louis A. Kowalski been practicing?
Dr. Kowalski graduated from medical school in 1984, 42 years ago.
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