Annelise Marjolein Jacobsen Gaaserud, MD
Family Medicine Physician · Seattle, WA
Annelise Marjolein Jacobsen Gaaserud, MD is a family medicine physician with a practice address in Seattle, Washington, and NPI 1427256809, issued on Jul 6, 2007. Check the license (Washington ML20008175, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Annelise Marjolein Jacobsen Gaaserud
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- ML20008175 WA
Self-reported in NPPES; status is on the state search - Practice location
- 125 16TH Ave E, Seattle, WA 98112
- Phone
- (206) 326-3530
- Enumerated
- Jul 6, 2007
- Record last updated
- Apr 7, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (206) 326-3558
- Medicare enrollment
- Enrolled (PECOS I20090324000576); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
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Verify Annelise Marjolein Jacobsen Gaaserud in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license ML20008175Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average family medicine physician in 2024
2,231 Medicare Part D claims for 242 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 80 claims were for opioids.
Most prescribed
- Atorvastatin Calcium162 claims
- Amlodipine Besylate110 claims
- Levothyroxine Sodium98 claims
- Losartan Potassium89 claims
- Rosuvastatin Calcium86 claims
- Lisinopril84 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
- Kaiser Foundation Health Plan OF WashingtonSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Annelise Marjolein Jacobsen Gaaserud among 5,534 family medicine physician records in Washington
Annelise Marjolein Jacobsen Gaaserud, 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 2007, is newer than 42% of them.
- NPI issued2007 · 42% of these records are older, 47% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2004 · median 2009 among the 3,294 with a school on file
- Record last updated2021 · 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).
871 family medicine physician records list a practice address in Seattle
They are 871 of the 41,956 NPPES records with a practice address in Seattle, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Seattle → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
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- Daniel Herman, MDSeattle, WA 981121205850369
- Sarah Hufbauer, MDSeattle, WA 981121154308377
- Richard Kovar, MDSeattle, WA 981121538146832
Common questions
What is Annelise Marjolein Jacobsen Gaaserud, MD's NPI number?
Annelise Marjolein Jacobsen Gaaserud, MD's National Provider Identifier (NPI) is 1427256809, issued on Jul 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Annelise Marjolein Jacobsen Gaaserud, MD located?
The NPPES record lists a practice address at 125 16TH Ave E, Seattle, WA, 98112. Phone: (206) 326-3530. Providers update this record themselves, so call before visiting.
How can I verify Annelise Marjolein Jacobsen Gaaserud, MD's license?
NPPES lists Washington license number ML20008175, 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 Annelise Marjolein Jacobsen Gaaserud, MD prescribe under Medicare Part D?
In 2024, Annelise Marjolein Jacobsen Gaaserud, MD had 2,231 Medicare Part D claims for 242 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.