Philippa Johanna Antoinette Ribbink, MD
Obstetrics & Gynecology Physician · Portland, OR
Philippa Johanna Antoinette Ribbink, MD is an obstetrics & gynecology physician with a practice address in Portland, Oregon, and NPI 1255368585, issued on Jun 26, 2006. Check the license (Oregon MD20591, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Philippa Johanna Antoinette Ribbink
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- MD20591 OR
Self-reported in NPPES; status is on the state search - Practice location
- 501 N Graham St Ste 550, Portland, OR 97227
- Phone
- (503) 284-5220
- Enumerated
- Jun 26, 2006
- Record last updated
- Nov 11, 2024
- Fax
- (503) 284-7941
- Medicaid IDs
- 1006049 WA
150277 OR - Medicare enrollment
- Enrolled (PECOS I20100929001662); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 654 in Oregon → Look up another NPI →
Also registered at 501 N Graham St Ste 550
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hannah Bacheller, MD, MSObstetrics & Gynecology Physician1134776412
- Erika Copperman, DOObstetrics & Gynecology Physician1093193864
- Jennifer Feeney, ANPFamily Nurse Practitioner1992259709
- Lucille Glick, CNMAdvanced Practice Midwife1841775434
- Kimberly Guadalupe, CNMAdvanced Practice Midwife1558833921
- Lindsey Harvey, MDObstetrics & Gynecology Physician1942562723
Verify Philippa Johanna Antoinette Ribbink in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD20591Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
120 Medicare Part D claims for 37 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Estradiol19 claims
- Progesterone16 claims
- Estradiol (Twice Weekly)15 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.
Industry payments in 2024: $32.80
1 payment: food and beverage; the largest payer was Abbvie Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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.
Bills Medicare through one group practice
- The Oregon Clinic, PCPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Philippa Johanna Antoinette Ribbink among 654 obstetrics & gynecology physician records in Oregon
Philippa Johanna Antoinette Ribbink, 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
- Graduated1991 · median 2007 among the 413 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 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
- Dalika Crawford, MDPortland, OR 972271508972597
- Debra Dillon, MDPortland, OR 972271598739385
- Kenneth Jacobs, M.D.Portland, OR 972271417055518
- Brenda Kehoe, MDPortland, OR 972271770599128
- Sik Kim, MDPortland, OR 972271891757043
- Petr Miksovsky, M.D.Portland, OR 972271285647735
- Lisa Molina, MDPortland, OR 972271376634931
- Duncan Neilson, MDPortland, OR 972271386607414
Common questions
What is Philippa Johanna Antoinette Ribbink, MD's NPI number?
Philippa Johanna Antoinette Ribbink, MD's National Provider Identifier (NPI) is 1255368585, issued on Jun 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Philippa Johanna Antoinette Ribbink, MD located?
The NPPES record lists a practice address at 501 N Graham St Ste 550, Portland, OR, 97227. Phone: (503) 284-5220. Providers update this record themselves, so call before visiting.
How can I verify Philippa Johanna Antoinette Ribbink, MD's license?
NPPES lists Oregon license number MD20591, 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 Philippa Johanna Antoinette Ribbink, MD prescribe under Medicare Part D?
In 2024, Philippa Johanna Antoinette Ribbink, MD had 120 Medicare Part D claims for 37 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.