NPPES file of Aug 9, 2026

Gretchen Blue Schwinn, CNM

Advanced Practice Midwife · Longview, WA

Gretchen Blue Schwinn, CNM is an advanced practice midwife with a practice address in Longview, Washington, and NPI 1548527369, issued on Apr 18, 2012. Check the license (Washington AP60255202, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548527369
Name
Gretchen Blue Schwinn
Credential
CNM
Primary taxonomy
Advanced Practice Midwife 367A00000X
License number
AP60255202 WA
Self-reported in NPPES; status is on the state search
Practice location
1660 Delaware St, Longview, WA 98632
Phone
(360) 414-2800
Enumerated
Apr 18, 2012
Record last updated
Jul 5, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(360) 414-2803
Medicaid IDs
500705140 OR
2058425 WA
Medicare enrollment
Enrolled (PECOS I20160705001793); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1660 Delaware St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Robert Cruz, M.D.Obstetrics & Gynecology Physician1720166879
  2. J'Aime Graff, BA, C.C.C.E.Health Educator1871809194
  3. Saeyeal Lee, M.D.Obstetrics & Gynecology Physician1124185665
  4. Laura Lefever, DOObstetrics & Gynecology Physician1508000563
  5. Mary Ludwiczak, MDObstetrics & Gynecology Physician1780678805
  6. Maria Magnuson, ARNPObstetrics & Gynecology Nurse Practitioner1396742540

Verify Gretchen Blue Schwinn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license AP60255202
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

7% fewer Medicare Part D claims than the average advanced practice midwife in 2024

67 Medicare Part D claims for 28 beneficiaries, against an average of 72 among the 2,776 providers of this specialty who prescribed in Part D.

  1. Gretchen Schwinn67
  2. Specialty average72

Most prescribed

  1. Estradiol22 claims
  2. Fluconazole13 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

  1. PeacehealthLongview, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gretchen Blue Schwinn among 528 advanced practice midwife records in Washington

Gretchen Blue Schwinn, 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 2012, is newer than 42% of them.

  • NPI issued2012 · 42% of these records are older, 55% newer
  • In a Medicare fileYes · 43% of these records are
  • In the CMS Doctors and Clinicians fileYes · 32% of these records are
  • Graduated2011 · median 2018 among the 168 with a school on file
  • Record last updated2016 · 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).

Advanced Practice Midwife providers in Washington

There are 528 advanced practice midwife records in Washington.

The 8 advanced practice midwife records with the nearest ZIP codes

  1. Kathleen Wirtz, ARNPLongview, WA 986321801100201
  2. Laurel Tiphareth, LM, LICSW, RN, ARNPGoldendale, WA 986201417003658
  3. Alison Milionis, CNMBattle Ground, WA 986041699547315
  4. Debra Silberstein, CNMBattle Ground, WA 986041356362388
  5. Anaya Balter, CNMVancouver, WA 986611245263763
  6. Justine Blaud, RN, CNMVancouver, WA 986611770012403
  7. Kay Campbell, CNMVancouver, WA 986611154346526
  8. Geri Cullers, CNMVancouver, WA 986611285667964

Common questions

What is Gretchen Blue Schwinn, CNM's NPI number?

Gretchen Blue Schwinn, CNM's National Provider Identifier (NPI) is 1548527369, issued on Apr 18, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Gretchen Blue Schwinn, CNM located?

The NPPES record lists a practice address at 1660 Delaware St, Longview, WA, 98632. Phone: (360) 414-2800. Providers update this record themselves, so call before visiting.

How can I verify Gretchen Blue Schwinn, CNM's license?

NPPES lists Washington license number AP60255202, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Gretchen Blue Schwinn, CNM prescribe under Medicare Part D?

In 2024, Gretchen Blue Schwinn, CNM had 67 Medicare Part D claims for 28 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.