NPPES file of Aug 9, 2026

Jeffrey T. Hanspetersen, MD

Family Medicine Physician · Vashon, WA

Jeffrey T. Hanspetersen, MD is a family medicine physician with a practice address in Vashon, Washington, and NPI 1437183928, issued on Jul 10, 2006. Check the license (Washington MD00043102, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1437183928
Name
Jeffrey T. Hanspetersen
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD00043102 WA
Self-reported in NPPES; status is on the state search
Practice location
10030 SW 210TH St, Vashon, WA 98070
Phone
(206) 463-3671
Enumerated
Jul 10, 2006
Record last updated
May 8, 2024
Fax
(206) 463-3613
Medicaid ID
271956800 FL
Medicare enrollment
Enrolled (PECOS I20100111000187); accepts Medicare assignment
Medical or professional school
Loma Linda University School Of Medicine, 2000
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 10030 SW 210TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Meghan Bergeron, ARNPFamily Nurse Practitioner1316496144
  2. Kim Carner, ARNPFamily Nurse Practitioner1972224616
  3. Scott Chaffin, D.O.Family Medicine Physician1205891637
  4. Bridgett Chandler, ARNPFamily Nurse Practitioner1619445517
  5. Thomas Erdmann, MDFamily Medicine Physician1801838040
  6. Kim Farrell, MDFamily Medicine Physician1306880430

Verify Jeffrey T. Hanspetersen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00043102
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.4 times the Medicare Part D claims of the average family medicine physician in 2024

8,376 Medicare Part D claims for 614 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 274 claims were for opioids.

  1. Jeffrey Hanspetersen8,376
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium521 claims
  2. Levothyroxine Sodium322 claims
  3. Losartan Potassium285 claims
  4. Amlodipine Besylate283 claims
  5. Tamsulosin Hcl262 claims
  6. Lisinopril250 claims

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.

Bills Medicare through one group practice

  1. Sea Mar Community Health CentersVashon, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jeffrey T. Hanspetersen among 5,534 family medicine physician records in Washington

Jeffrey T. Hanspetersen, MD is one of 5,534 family medicine physician records with a practice address in Washington. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 58% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2000 · median 2009 among the 3,294 with a school on file
  • Record last updated2024 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 family medicine physician records list a practice address in Vashon

They are 11 of the 218 NPPES records with a practice address in Vashon, and 5,534 family medicine physician records in Washington.

The 8 family medicine physician records with the nearest ZIP codes

  1. Caroline Brinkley, MDVashon, WA 980701457463028
  2. Katherine Burke, APRN FNP-CVashon, WA 980701417876236
  3. Scott Chaffin, D.O.Vashon, WA 980701205891637
  4. Thomas Erdmann, MDVashon, WA 980701801838040
  5. Kim Farrell, MDVashon, WA 980701306880430
  6. Gail Fulton, M.D.Vashon, WA 980701992748024
  7. Megan Hirsh, M.D.Vashon, WA 980701104288133
  8. Michael Kappelman, MDVashon, WA 980701912941907

Common questions

What is Jeffrey T. Hanspetersen, MD's NPI number?

Jeffrey T. Hanspetersen, MD's National Provider Identifier (NPI) is 1437183928, issued on Jul 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey T. Hanspetersen, MD located?

The NPPES record lists a practice address at 10030 SW 210TH St, Vashon, WA, 98070. Phone: (206) 463-3671. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey T. Hanspetersen, MD's license?

NPPES lists Washington license number MD00043102, 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 Jeffrey T. Hanspetersen, MD prescribe under Medicare Part D?

In 2024, Jeffrey T. Hanspetersen, MD had 8,376 Medicare Part D claims for 614 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.