Katherine Jane Adler, MD
Internal Medicine Physician · Seattle, WA
Katherine Jane Adler, MD is an internal medicine physician with a practice address in Seattle, Washington, and NPI 1841418886, issued on Apr 23, 2007. Check the license (Washington MD60011527, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Katherine Jane Adler
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD60011527 WA
35089344 OH
Self-reported in NPPES; status is on the state search - Practice location
- 925 Seneca St, Seattle, WA 98101
- Phone
- (206) 223-6600
- Enumerated
- Apr 23, 2007
- Record last updated
- Dec 12, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicaid IDs
- 8520447 WA
2744794 OH - Medicare enrollment
- Enrolled (PECOS I20080728000246); accepts Medicare assignment
- Medical or professional school
- Medical College Of Ohio, 2003
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,079 in Washington → Look up another NPI →
Also registered at 925 Seneca St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jason Agtarap, MDStudent in an Organized Health Care Education/Training Program1194576181
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- Mohammad Ahmed, DOHospitalist Physician1063819381
- Miriam Al-Saedy, MDStudent in an Organized Health Care Education/Training Program1588416689
Verify Katherine Jane Adler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD60011527Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
136 Medicare Part D claims for 42 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 15 claims were for opioids.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $20.21
1 payment: food and beverage; the largest payer was ShockWave Medical, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital affiliation
- Virginia Mason Medical CenterSeattle, WA · Acute Care Hospitals5 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Katherine Jane Adler among 3,079 internal medicine physician records in Washington
Katherine Jane Adler, MD is one of 3,079 internal medicine physician records with a practice address in Washington. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.
- NPI issued2007 · 45% of these records are older, 46% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2003 · median 2006 among the 1,852 with a school on file
- Record last updated2011 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
821 internal medicine physician records list a practice address in Seattle
They are 821 of the 41,956 NPPES records with a practice address in Seattle, and 3,079 internal medicine physician records in Washington.
All 3,079 in Washington → Every provider in Seattle → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Lesley Althouse, MDSeattle, WA 981011669402608
- Leslie Bailey, M.D.Seattle, WA 981011255366613
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- Christopher Carlsten, MDSeattle, WA 981011891734208
- Stephan Fihn, MDSeattle, WA 981011225098320
- Richard Furlong, MDSeattle, WA 981011457370777
- Carrie Horwitch, MDSeattle, WA 981011477574325
- Paul Kassab, MDSeattle, WA 981011740287275
Common questions
What is Katherine Jane Adler, MD's NPI number?
Katherine Jane Adler, MD's National Provider Identifier (NPI) is 1841418886, issued on Apr 23, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Jane Adler, MD located?
The NPPES record lists a practice address at 925 Seneca St, Seattle, WA, 98101. Phone: (206) 223-6600. Providers update this record themselves, so call before visiting.
How can I verify Katherine Jane Adler, MD's license?
NPPES lists Washington license number MD60011527, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Katherine Jane Adler, MD prescribe under Medicare Part D?
In 2024, Katherine Jane Adler, MD had 136 Medicare Part D claims for 42 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.