Gretchen Chase-Rey, CNM
Advanced Practice Midwife · Great Barrington, MA
Gretchen Chase-Rey, CNM is an advanced practice midwife with a practice address in Great Barrington, Massachusetts, and NPI 1750789715, issued on Dec 8, 2014. Check the license (Massachusetts RN2339170, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gretchen Chase-Rey
- Credential
- CNM
- Primary taxonomy
- Advanced Practice Midwife 367A00000X
- License numbers
- RN2339170 MA
4704277471 MI
Self-reported in NPPES; status is on the state search - Practice location
- 780 Main Street, Great Barrington, MA 01230
- Phone
- (413) 528-1470
- Enumerated
- Dec 8, 2014
- Entity
- Type 1 · individual
Also registered at 780 Main Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrew Beckwith, M.DObstetrics & Gynecology Physician1366423907
- Lisa Marie Chism Fraine, CNMAdvanced Practice Midwife1053465328
- Ira Zimbler, LICSWClinical Social Worker1831268747
Verify Gretchen Chase-Rey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN2339170Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
25% fewer Medicare Part D claims than the average advanced practice midwife in 2024
54 Medicare Part D claims for 30 beneficiaries, against an average of 72 among the 2,776 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol12 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: $39.26
2 payments, mostly food and beverage; the largest payer was Biogen, Inc. 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
- Newaygo County General Hospital AssociationFremont, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Advanced Practice Midwife providers in Massachusetts
There are 454 advanced practice midwife records in Massachusetts.
All 454 in Massachusetts → Every provider in Great Barrington →
Other advanced practice midwife records in Massachusetts
- Rachelle Aaron, CNMLowell, MA1407355878
- Mayssa Aboody, CNMBoston, MA1780455998
- Katherine AeschlimanChelmsford, MA1295755858
- Evelise Alicea, CNMBoston, MA1528761228
- Alexandra Allard, CNMSpringfield, MA1043943087
- Avery Allen, CNMSpringfield, MA1073019071
- Kimberly Alovisetti, CNMBoston, MA1407217581
- Debbie Ames, CNMWestfield, MA1104922905
- Jennifer Anderson, CNMNew Bedford, MA1346424058
- Susan Andrews, CNMBoston, MA1689693947
Common questions
What is Gretchen Chase-Rey, CNM's NPI number?
Gretchen Chase-Rey, CNM's National Provider Identifier (NPI) is 1750789715, issued on Dec 8, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Gretchen Chase-Rey, CNM located?
The NPPES record lists a practice address at 780 Main Street, Great Barrington, MA, 01230. Phone: (413) 528-1470. Providers update this record themselves, so call before visiting.
How can I verify Gretchen Chase-Rey, CNM's license?
NPPES lists Massachusetts license number RN2339170, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Gretchen Chase-Rey, CNM prescribe under Medicare Part D?
In 2024, Gretchen Chase-Rey, CNM had 54 Medicare Part D claims for 30 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), loaded Aug 27, 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) 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 27, 2026.