Am J Dermatopathol
Antigens, CD20ImmunophenotypingLymphoma
Dr. John Stuart Walsh, MD
NPI1942298161PAC ID0941206593
- Medicare services, 2024
- 12,569
- Medicare patients, 2024
- 6,502
- Part D claims, 2024
- 35
- Publications
- 2
- MIPS score, 2024
- 100
- Practice address
- 2330 130th Ave Ne Ste 201, Bellevue, WA 98005
- Practice phone
- Call (425) 455-9945
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dermatopathology Northwest
Clinical Lab - Full Service · Bellevue, Washington
Find Dr. Walsh's professional email, personal email and mobile number
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Dr. John Stuart Walsh is a dermatologist in Bellevue, Washington
Dr. Walsh practices at Dermatopathology Northwest in Bellevue, Washington.
Dr. Walsh's NPI, 1942298161, was assigned on October 11, 2005. Dr. Walsh graduated from University of Washington School of Medicine in 1991. Dr. Walsh holds Washington license MD00040702.
NPI and contact details
- NPI
- 1942298161NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941206593
- NPI enumeration date
- October 11, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (425) 455-9945
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Stuart Walsh practices at Dermatopathology Northwest in Bellevue, Washington
Dr. Walsh's primary practice is Dermatopathology Northwest, at 2330 130th Ave Ne Ste 201, Bellevue, WA 98005. The practice phone is (425) 455-9945.
- Dermatopathology Northwest2330 130th Ave Ne Ste 201, Bellevue, WA 98005Phone(425) 455-9945
Source: Dmand AI Affiliation Data
Dr. John Stuart Walsh is affiliated with 3 sites of care and 2 medical groups
Dr. Walsh's primary practice is Dermatopathology Northwest in Bellevue, Washington. The medical group on file is Dermatopathology Northwest. Dmand AI also links Dr. Walsh to 2 more group practices and clinics and 1 medical group, each named with a free account. Dr. Walsh's employer is on file too: a clinical lab.
Dermatopathology NorthwestPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Stuart Walsh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walsh practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dermatopathology Northwest | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Stuart Walsh is one of 295 dermatologists in Washington
Dermatology is Dr. Walsh's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dmand AI has Dr. Walsh's licenses on file in 2 states: Washington and Florida.
Specialties and state licenses
- Dermatology, WashingtonPrimary
- Florida license
Dermatologists near Dr. Walsh
Counts of dermatologists 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. John Stuart Walsh billed Medicare for 12,569 services in 2024
CMS data shows 12,569 Medicare services from Dr. Walsh across 8 procedure codes in 2024, for 6,502 Medicare patients. Medicare paid $656,615 for them. Every service was in an office.
Medicare services, 202412,569
Medicare patients6,502
Paid by Medicare$656,615
Procedure codes8
Dr. Walsh's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 15,6872024: 12,55720%
- Office and hospital visits
- 2023: 1072024: 1289%
- Surgery
- 2023: 1922024: 0100%
Dr. Walsh compared with the Washington median for dermatologists, 2024
- Dr. Walsh
- Washington median
- Medicare services
- 12,569vs 1,5308.2 times
- Medicare patients
- 6,502vs 42315.4 times
- Part D claims
- 11vs 40497% below
Medians across 297 dermatologists in Washington with Dmand AI profiles that report each measure.
Dr. Walsh'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
Dr. John Stuart Walsh treated 6,502 Medicare patients in 2024, average age 77
CMS counts 6,502 Medicare patients who saw Dr. Walsh in 2024. The largest group is 75 to 84, with 2,704 patients. 69% of them have high cholesterol, and 63% have high blood pressure. 2% are also on Medicaid. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Walsh's median patient age at 74, with 49% women.
Medicare patients, 20246,502
Average age77
Average risk score0.98
Also on Medicaid2%
Dr. Walsh's Medicare patients by age, 2024
Dr. Walsh's Medicare patients by sex, 2024
- Women3,09548%
- Men3,40752%
Chronic conditions among Dr. Walsh's Medicare patients, 2024
- High cholesterol69%
- High blood pressure63%
- Arthritis41%
- Ischemic heart disease21%
- Atrial fibrillation18%
- Cancer17%
- Chronic kidney disease16%
- Diabetes16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Walsh's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Stuart Walsh wrote 35 Medicare Part D claims in 2024
In 2024, Dr. Walsh wrote 35 Medicare Part D claims for 14 patients. 97% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $107 in total drug cost. In 2022, CMS named 21 claims across 1 drug.
Part D claims, 202435
Drugs named by CMS1
Total drug cost$107
Part D patients14
Dr. Walsh's Part D claims by kind of drug, 2024
- Generic34 claims97%
- Brand-name and other1 claims3%
Dr. Walsh'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: 212023: 1148%
Drugs named by CMS: 1 in 2023, 1 in 2022.
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. John Stuart Walsh scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Walsh for performance year 2024, reported as part of a group. Dr. Walsh accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Walsh's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
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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Dr. John Stuart Walsh has 2 publications on record
Dmand AI links 2 papers to Dr. Walsh in 2022. Dr. Walsh's most frequent co-authors are Michi M. Shinohara, MD and Mark Conrad Valentine, MD.
Papers2
Dr. Walsh's most frequent co-authors
Recent publications by Dr. Walsh
AzathioprineBiopsyGlucocorticoids
See who Dr. Walsh researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Walsh works with, so you can find a warm path to the right dermatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John Stuart Walsh received $1,064 in industry payments from 2016 to 2025
CMS Open Payments shows 46 general payments to Dr. Walsh from 14 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 79% of the total. Janssen Pharmaceuticals, Inc paid the most, $266.
General payments to Dr. Walsh by program year, 2016 to 2025
General payments to Dr. Walsh by kind, 2016 to 2025
$1.1Kin total
- Food and beverage$84479%
- Education$22121%
Companies that paid Dr. Walsh the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Stuart Walsh graduated from University of Washington School of Medicine
Dr. Walsh graduated from University of Washington School of Medicine in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Stuart Walsh'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)Clinician Public Reporting: Overall MIPS Performance (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. John Stuart Walsh
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. John Stuart Walsh's NPI number?
Dr. John Stuart Walsh's NPI number is 1942298161. It was assigned on October 11, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John Stuart Walsh?
Dr. John Stuart Walsh is a dermatologist in Bellevue, Washington. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. John Stuart Walsh practice?
Dr. Walsh practices at 2330 130th Ave Ne Ste 201, Bellevue, WA 98005. Dr. Walsh's primary practice is Dermatopathology Northwest in Bellevue, Washington. Dmand AI also links Dr. Walsh to 2 group practices and clinics and 1 medical group.
What is Dr. John Stuart Walsh's office phone number?
The practice phone on file for Dr. Walsh is (425) 455-9945.
What is Dr. John Stuart Walsh's medical license number?
Dr. Walsh holds Washington license MD00040702, one of the licenses on file in 2 states.
Which states has Dr. John Stuart Walsh been licensed in?
Dmand AI has state licenses on file for Dr. Walsh in Washington and Florida.
What medical group is Dr. John Stuart Walsh part of?
Dr. Walsh is linked to Dermatopathology Northwest. Dmand AI links Dr. Walsh to 1 more medical group.
Does Dr. John Stuart Walsh accept Medicare?
Yes. CMS data shows Dr. Walsh billed Medicare for 12,569 services in 2024, and Dr. Walsh accepts Medicare assignment.
What is Dr. John Stuart Walsh's MIPS score?
Dr. Walsh's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Dr. John Stuart Walsh see?
CMS counts 6,502 Medicare patients who saw Dr. Walsh in 2024, with an average age of 77.
Show 7 more questionsShow fewer questions
What services does Dr. John Stuart Walsh bill to Medicare?
In 2024, Dr. Walsh's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88342) and lab and pathology test (88341).
Where did Dr. John Stuart Walsh go to medical school?
Dr. Walsh graduated from University of Washington School of Medicine in 1991.
What drugs does Dr. John Stuart Walsh prescribe most?
In 2023 Medicare Part D data, Dr. Walsh's most prescribed drugs by claims were Triamcinolone Acetonide.
Has Dr. John Stuart Walsh received payments from drug or device companies?
CMS Open Payments shows $1,064 in general payments to Dr. Walsh from 14 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. John Stuart Walsh been practicing?
Dr. Walsh graduated from medical school in 1991, 35 years ago.
Does Dr. John Stuart Walsh do research?
Dmand AI links 2 publications to Dr. Walsh.
Who does Dr. John Stuart Walsh publish with?
Dr. Walsh's most frequent co-authors are Michi M. Shinohara, MD (1 shared paper) and Mark Conrad Valentine, MD (1 shared paper).
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