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Dr. Martin Nelson Kathrins, MD
NPI1073748554PAC ID5698075802
- Medicare services, 2024
- 1,654
- Medicare patients, 2024
- 665
- Part D claims, 2024
- 1,228
- Publications
- 1
- Hospital affiliations
- 5
- Practice address
- 75 Francis Street, Boston, MA 02115
- Practice phone
- Call (617) 732-5500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kathrins' 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. Martin Nelson Kathrins is a urologist in Boston, Massachusetts
Dr. Kathrins practices at Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Kathrins' NPI, 1073748554, was assigned on May 27, 2009. Dr. Kathrins graduated from Columbia University College of Physicians and Surgeons in 2009. Dr. Kathrins holds Massachusetts license 264022.
NPI and contact details
- NPI
- 1073748554NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698075802
- NPI enumeration date
- May 27, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 732-5500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Martin Nelson Kathrins practices at Brigham and Women's Hospital in Boston, Massachusetts
Dr. Kathrins' primary practice is Brigham and Women's Hospital, at 75 Francis Street, Boston, MA 02115 in Suffolk County. The practice phone is (617) 732-5500.
- Brigham and Women's Hospital75 Francis Street, Boston, MA 02115 · Suffolk CountyPhone(617) 732-5500
Source: Dmand AI Affiliation Data
Dr. Martin Nelson Kathrins is affiliated with 6 sites of care and 1 medical group
Dr. Kathrins' primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Kathrins is also affiliated with Massachusetts General Hospital. The medical group on file is Brigham and Women's Hospital. Dmand AI also links Dr. Kathrins to 3 more hospitals and 1 hospital outpatient department, each named with a free account.
Massachusetts General HospitalBrigham and Women's Hospital3 hospitalsNames with a free account1 hospital outpatient departmentName with a free account
See all 7 affiliations for Dr. KathrinsSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Martin Nelson Kathrins' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kathrins practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Brigham and Women's Hospital | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Kathrins practices
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Dr. Martin Nelson Kathrins is one of 315 urologists in Massachusetts
Urology is Dr. Kathrins' primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Kathrins is licensed in Massachusetts.
Specialties and state licenses
- Urology, MassachusettsPrimary
Urologists near Dr. Kathrins
Counts of urologists 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. Martin Nelson Kathrins billed Medicare for 1,654 services in 2024
CMS data shows 1,654 Medicare services from Dr. Kathrins across 15 procedure codes in 2024, for 665 Medicare patients. Medicare paid $132,918 for them.
Medicare services, 20241,654
Medicare patients665
Paid by Medicare$132,918
Procedure codes15
Dr. Kathrins' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8842024: 8454%
- Surgery
- 2023: 6202024: 6003%
- Lab and pathology
- 2023: 2022024: 16220%
- Imaging
- 2023: 472024: 47No change
Where Dr. Kathrins' Medicare services took place, 2024
- In an office1,56795%
- In a facility875%
Dr. Kathrins compared with the Massachusetts median for urologists, 2024
- Dr. Kathrins
- Massachusetts median
- Medicare services
- 1,654vs 1,15244% above
- Medicare patients
- 665vs 50931% above
- Part D claims
- 1,150vs 576100% above
Medians across 305 urologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Kathrins' 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. Kathrins?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kathrins and other urologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Martin Nelson Kathrins treated 665 Medicare patients in 2024, average age 73
CMS counts 665 Medicare patients who saw Dr. Kathrins in 2024. The largest group is 65 to 74, with 316 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kathrins' median patient age at 71, with 5% women.
Medicare patients, 2024665
Average age73
Average risk score1.41
Also on Medicaid13%
Dr. Kathrins' Medicare patients by age, 2024
Dr. Kathrins' Medicare patients by sex, 2024
- Women264%
- Men63996%
Chronic conditions among Dr. Kathrins' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer46%
- Arthritis43%
- Ischemic heart disease32%
- Anxiety26%
- Chronic kidney disease26%
- Diabetes25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kathrins' 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
- Women5%
- Men94%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Martin Nelson Kathrins wrote 1,228 Medicare Part D claims in 2024
In 2024, Dr. Kathrins wrote 1,228 Medicare Part D claims for 277 patients. 73% of them were for generic drugs. CMS names the drug for 1,150 of them, across 26 drugs with 11 or more claims each, at $253,048 in total drug cost. In 2023, CMS named 1,028 claims across 15 drugs.
Part D claims, 20241,228
Drugs named by CMS26
Total drug cost$253,048
Part D patients277
Dr. Kathrins' Part D claims by kind of drug, 2024
- Generic901 claims73%
- Brand-name and other327 claims27%
Dr. Kathrins' 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 Dr. Kathrins' Part D claims, 2024
- Antibiotics7%80 of 1,228 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: 1,0282024: 1,15012%
Drugs named by CMS: 26 in 2024, 15 in 2023.
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
Dr. Martin Nelson Kathrins ranks in the 60th percentile for prostate resection in Medicare
Dr. Kathrins accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kathrins as offering telehealth. CMS counts 11 procedures of prostate resection by Dr. Kathrins, more than 60% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Kathrins ranks in Medicare procedure volume
- Prostate resection
- 60th percentile11 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Martin Nelson Kathrins has 1 publication on record
Dmand AI links 1 paper to Dr. Kathrins in 2016. Dr. Kathrins' most frequent co-author is Craig S. Niederberger, MD.
Papers1
Dr. Kathrins' most frequent co-authors
Recent publications by Dr. Kathrins
See who Dr. Kathrins researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kathrins works with, so you can find a warm path to the right urologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Martin Nelson Kathrins received $6,515 in industry payments from 2016 to 2024
CMS Open Payments shows 26 general payments to Dr. Kathrins from 6 drug and device companies from 2016 to 2024. Speaker and faculty fees make up the largest share, 73% of the total. Boston Scientific Corporation paid the most, $4,887.
General payments to Dr. Kathrins by program year, 2016 to 2024
General payments to Dr. Kathrins by kind, 2016 to 2024
$6.5Kin total
- Speaker and faculty fees$4,72573%
- Food and beverage$92114%
- Education$5008%
- Travel and lodging$3696%
Companies that paid Dr. Kathrins 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. Martin Nelson Kathrins graduated from Columbia University College of Physicians and Surgeons
Dr. Kathrins graduated from Columbia University College of Physicians and Surgeons in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Martin Nelson Kathrins'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 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Martin Nelson Kathrins
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. Martin Nelson Kathrins' NPI number?
Dr. Martin Nelson Kathrins' NPI number is 1073748554. It was assigned on May 27, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Martin Nelson Kathrins?
Dr. Martin Nelson Kathrins is a urologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Martin Nelson Kathrins practice?
Dr. Kathrins practices at 75 Francis Street, Boston, MA 02115. Dr. Kathrins' primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Kathrins to 3 hospitals and 1 hospital outpatient department.
What is Dr. Martin Nelson Kathrins' office phone number?
The practice phone on file for Dr. Kathrins is (617) 732-5500.
What is Dr. Martin Nelson Kathrins' medical license number?
Dr. Kathrins holds Massachusetts license 264022.
Which hospitals is Dr. Martin Nelson Kathrins affiliated with?
Dr. Kathrins practices at Brigham and Women's Hospital in Boston, Massachusetts. Dr. Kathrins is also affiliated with Massachusetts General Hospital. Dmand AI links Dr. Kathrins to 3 more hospitals.
What medical group is Dr. Martin Nelson Kathrins part of?
Dr. Kathrins is linked to Brigham and Women's Hospital.
Does Dr. Martin Nelson Kathrins accept Medicare?
Yes. CMS data shows Dr. Kathrins billed Medicare for 1,654 services in 2024, and Dr. Kathrins accepts Medicare assignment.
Does Dr. Martin Nelson Kathrins offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kathrins as offering telehealth services.
How many Medicare patients does Dr. Martin Nelson Kathrins see?
CMS counts 665 Medicare patients who saw Dr. Kathrins in 2024, with an average age of 73.
Show 7 more questionsShow fewer questions
What services does Dr. Martin Nelson Kathrins bill to Medicare?
In 2024, Dr. Kathrins' most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and surgery: urinary system (51798).
Where did Dr. Martin Nelson Kathrins go to medical school?
Dr. Kathrins graduated from Columbia University College of Physicians and Surgeons in 2009.
What drugs does Dr. Martin Nelson Kathrins prescribe most?
In 2024 Medicare Part D data, Dr. Kathrins' most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Gemtesa.
Has Dr. Martin Nelson Kathrins received payments from drug or device companies?
CMS Open Payments shows $6,515 in general payments to Dr. Kathrins from 6 companies from 2016 to 2024. The largest total came from Boston Scientific Corporation.
How long has Dr. Martin Nelson Kathrins been practicing?
Dr. Kathrins graduated from medical school in 2009, 17 years ago.
Does Dr. Martin Nelson Kathrins do research?
Dmand AI links 1 publication to Dr. Kathrins.
Who does Dr. Martin Nelson Kathrins publish with?
Dr. Kathrins' most frequent co-authors are Craig S. Niederberger, MD (1 shared paper).
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