Anne Meredith Knudsen, MD
Obstetrics & Gynecology Physician · Portland, OR
Anne Meredith Knudsen, MD is an obstetrics & gynecology physician with a practice address in Portland, Oregon, and NPI 1821006958, issued on Aug 4, 2006. Check the license (Oregon MD24997, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Anne Meredith Knudsen
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- MD24997 OR
Self-reported in NPPES; status is on the state search - Practice location
- 545 NE 47TH Ave Ste 102, Portland, OR 97213
- Phone
- (503) 215-6262
- Enumerated
- Aug 4, 2006
- Record last updated
- Oct 27, 2023
- Medicaid ID
- 275165 OR
- Medicare enrollment
- Enrolled (PECOS I20040702000727); accepts Medicare assignment
- Medical or professional school
- Vanderbilt University School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 654 in Oregon → Look up another NPI →
Also registered at 545 NE 47TH Ave Ste 102
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gabrielle Alexander, M.DObstetrics & Gynecology Physician1124480413
- Stephanie Day, CNMAdvanced Practice Midwife1184202145
- Stefanie Dieffenbach, WHNP-BCWomen's Health Nurse Practitioner1033965744
- Maggie Hayes, MDObstetrics & Gynecology Physician1407232572
- Noelle Lefitz, CNMAdvanced Practice Midwife1548362205
- Amanda Nambiar, CNM, WHNPAdvanced Practice Midwife1821672395
Verify Anne Meredith Knudsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD24997Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
38 Medicare Part D claims for 21 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol18 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 87.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Providence Health And Services OregonPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Anne Meredith Knudsen among 654 obstetrics & gynecology physician records in Oregon
Anne Meredith Knudsen, MD is one of 654 obstetrics & gynecology physician records with a practice address in Oregon. 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 11% of them.
- NPI issued2006 · 11% of these records are older, 48% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2000 · median 2007 among the 413 with a school on file
- Record last updated2023 · 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 207V00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Oregon
There are 654 obstetrics & gynecology physician records in Oregon.
All 654 in Oregon → Every provider in Portland → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Stephanie Ahmed, MDPortland, OR 972131447269170
- Ross Anderson, MDPortland, OR 972131447209549
- Desiree Bley, MDPortland, OR 972131174626493
- Renee Carisio Farber, MDPortland, OR 972131700855517
- Brendan Carroll, MDPortland, OR 972131669472775
- Amanda Clark, MDPortland, OR 972131689682205
- Jennifer Franz, MDPortland, OR 972131215915806
- Janet Gibbens, M.D.Portland, OR 972131427042373
Common questions
What is Anne Meredith Knudsen, MD's NPI number?
Anne Meredith Knudsen, MD's National Provider Identifier (NPI) is 1821006958, issued on Aug 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Anne Meredith Knudsen, MD located?
The NPPES record lists a practice address at 545 NE 47TH Ave Ste 102, Portland, OR, 97213. Phone: (503) 215-6262. Providers update this record themselves, so call before visiting.
How can I verify Anne Meredith Knudsen, MD's license?
NPPES lists Oregon license number MD24997, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Anne Meredith Knudsen, MD prescribe under Medicare Part D?
In 2024, Anne Meredith Knudsen, MD had 38 Medicare Part D claims for 21 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Anne Meredith Knudsen, MD's MIPS final score?
The 2023 MIPS final score is 87.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.