Ben W. Johnson, MD
Obstetrics & Gynecology Physician · Portland, OR
Ben W. Johnson, MD is an obstetrics & gynecology physician with a practice address in Portland, Oregon, and NPI 1982688933, issued on Dec 2, 2005. Check the license (Oregon MD25191, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ben W. Johnson
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- MD25191 OR
Self-reported in NPPES; status is on the state search - Practice location
- 9701 SW Barnes RD Ste 200, Portland, OR 97225
- Phone
- (503) 734-3700
- Enumerated
- Dec 2, 2005
- Record last updated
- Jan 29, 2026
- Fax
- (503) 473-8462
- Medicaid ID
- 022606 OR
- Medicare enrollment
- Enrolled (PECOS I20040826000551); accepts Medicare assignment
- Medical or professional school
- University Of North Dakota 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 9701 SW Barnes RD Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer Bishop, CNMAdvanced Practice Midwife1982097945
- Thomas Brennan, MDObstetrics & Gynecology Physician1831539634
- Marni Carlyle, MDObstetrics & Gynecology Physician1245213834
- Rhonda Chick, CNMAdvanced Practice Midwife1265534952
- Kendra Elliott Green, DNP, CNMAdvanced Practice Midwife1114510179
- Sarah Fausel, MDObstetrics & Gynecology Physician1124426952
Verify Ben W. Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD25191Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
86 Medicare Part D claims for 35 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol46 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
- Womens Healthcare Associates LLCPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ben W. Johnson among 654 obstetrics & gynecology physician records in Oregon
Ben W. Johnson, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 89% 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 updated2026 · 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
- Maxine Bauer, M.D.Portland, OR 972251497749345
- Marni Carlyle, MDPortland, OR 972251245213834
- Darlene Dodson, M.D.Portland, OR 972251013974559
- Shirley Fox, MDPortland, OR 972251437131984
- Walter Hoffman, MDPortland, OR 972251821079971
- Anna Karlsson, MDPortland, OR 972251427031566
- Maria Leiva, M.D.Portland, OR 972251790766244
- Miles Seeley, MDPortland, OR 972251679555130
Common questions
What is Ben W. Johnson, MD's NPI number?
Ben W. Johnson, MD's National Provider Identifier (NPI) is 1982688933, issued on Dec 2, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ben W. Johnson, MD located?
The NPPES record lists a practice address at 9701 SW Barnes RD Ste 200, Portland, OR, 97225. Phone: (503) 734-3700. Providers update this record themselves, so call before visiting.
How can I verify Ben W. Johnson, MD's license?
NPPES lists Oregon license number MD25191, 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 Ben W. Johnson, MD prescribe under Medicare Part D?
In 2024, Ben W. Johnson, MD had 86 Medicare Part D claims for 35 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.