Catherine Mary O'Brien, CNM
Advanced Practice Midwife · Enumclaw, WA
Catherine Mary O'Brien, CNM is an advanced practice midwife with a practice address in Enumclaw, Washington, and NPI 1871830125, issued on Jan 7, 2013. Check the license (Washington AP60635031, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Catherine Mary O'Brien
- Credential
- CNM
- Primary taxonomy
- Advanced Practice Midwife 367A00000X
- License number
- AP60635031 WA
Self-reported in NPPES; status is on the state search - Practice location
- 853 Watson St N Ste 200, Enumclaw, WA 98022
- Phone
- (360) 367-2970
- Enumerated
- Jan 7, 2013
- Record last updated
- Feb 11, 2023
- Medicare enrollment
- Enrolled (PECOS I20190102001794); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest advanced practice midwife records → All 528 in Washington → Look up another NPI →
Also registered at 853 Watson St N Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kaleigh Akers, ARNPFamily Nurse Practitioner1801612015
- Holly Dickson, MDObstetrics & Gynecology Physician1235145715
- Katie Etherington, CNM, WHNP-BCAdvanced Practice Midwife1205443637
- Whitney Vayntrub, PA-CPhysician Assistant1639625288
Verify Catherine Mary O'Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license AP60635031Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% fewer Medicare Part D claims than the average advanced practice midwife in 2024
60 Medicare Part D claims for 21 beneficiaries, against an average of 72 among the 2,776 providers of this specialty who prescribed in Part D.
Most prescribed
- Clobetasol Propionate14 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: $171.89
3 payments; by number, the most common kind was food and beverage; the largest payer was Abiomed. The 3,833 providers of this specialty with any payment received $204.49 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
- Tri-Cities Community HealthKennewick, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Catherine Mary O'Brien among 528 advanced practice midwife records in Washington
Catherine Mary O'Brien, CNM is one of 528 advanced practice midwife records with a practice address in Washington. 43% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 45% of them.
- NPI issued2013 · 45% of these records are older, 52% newer
- In a Medicare fileYes · 43% of these records are
- In the CMS Doctors and Clinicians fileYes · 32% of these records are
- Graduated2015 · median 2018 among the 168 with a school on file
- Record last updated2023 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367A00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 advanced practice midwife records list a practice address in Enumclaw
They are 6 of the 361 NPPES records with a practice address in Enumclaw, and 528 advanced practice midwife records in Washington.
All 528 in Washington → Every provider in Enumclaw → Advanced Practice Midwife nationwide →
The 8 advanced practice midwife records with the nearest ZIP codes
- Cheryl Carney, CNMEnumclaw, WA 980221710176821
- Katie Etherington, CNM, WHNP-BCEnumclaw, WA 980221205443637
- Nicola Given, CNM ARNPEnumclaw, WA 980221154883494
- Sara Hall, CNMEnumclaw, WA 980221831700194
- Leslie Schear, ARNP CNMEnumclaw, WA 980221174960611
- Heidi Brix, CNMIssaquah, WA 980291508408923
- Kara Gerhart, CNM, DNPIssaquah, WA 980291427624071
- Andrea Gucinski, CNM, DNPIssaquah, WA 980291922280437
Common questions
What is Catherine Mary O'Brien, CNM's NPI number?
Catherine Mary O'Brien, CNM's National Provider Identifier (NPI) is 1871830125, issued on Jan 7, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Mary O'Brien, CNM located?
The NPPES record lists a practice address at 853 Watson St N Ste 200, Enumclaw, WA, 98022. Phone: (360) 367-2970. Providers update this record themselves, so call before visiting.
How can I verify Catherine Mary O'Brien, CNM's license?
NPPES lists Washington license number AP60635031, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Catherine Mary O'Brien, CNM prescribe under Medicare Part D?
In 2024, Catherine Mary O'Brien, CNM had 60 Medicare Part D claims for 21 beneficiaries; the average among advanced practice midwife prescribers was 72. 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.