Sarah P. Greven-Chaousis, PA
Surgery Physician · South Portland, ME
Sarah P. Greven-Chaousis, PA is a surgery physician with a practice address in South Portland, Maine, and NPI 1891975827, issued on Nov 7, 2007. Check the license (Maine PA001109, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Sarah P. Greven-Chaousis
- Credential
- PA
- Primary taxonomy
- Surgery Physician 208600000X
- License numbers
- PA001109 ME
PA1109 ME
Self-reported in NPPES; status is on the state search - Practice location
- 244 Western Ave, South Portland, ME 04106
- Phone
- (207) 775-3446
- Enumerated
- Nov 7, 2007
- Record last updated
- Sep 6, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 229 in Maine → Look up another NPI →
Also registered at 244 Western Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David Fitz, MDSurgery of the Hand (Plastic Surgery) Physician1215045091
- Allison Israel, PASurgical Physician Assistant1982392049
- Rita Lane, OTR LOccupational Therapist1588772362
- Kristin Marston, MSOTR/LOccupational Therapist1467817742
- Michele Smith, PAPhysician Assistant1760590541
- Eric Stunkel, O.T.Occupational Therapist1720354665
Verify Sarah P. Greven-Chaousis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license PA001109Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average surgery physician in 2024
18 Medicare Part D claims for 13 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Sarah P. Greven-Chaousis among 229 surgery physician records in Maine
Sarah P. Greven-Chaousis, PA is one of 229 surgery physician records with a practice address in Maine. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 57% of them.
- NPI issued2007 · 57% of these records are older, 35% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2018 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Maine
There are 229 surgery physician records in Maine.
All 229 in Maine → Every provider in South Portland → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Salah Al-Hashimi, MDSouth Portland, ME 041061659363703
- Elizabeth Blazick, MDSouth Portland, ME 041061548465123
- Christopher Healey, M.D.S Portland, ME 041061215072095
- Kevin Baier, M.D.Portland, ME 041021992192470
- Jennifer Bolton, MDPortland, ME 041021215468509
- Jennifer Burg, M.D.Portland, ME 041021801162268
- John Fallon, M.D.Portland, ME 041021386962546
- Megan HalkettPortland, ME 041021922777986
Common questions
What is Sarah P. Greven-Chaousis, PA's NPI number?
Sarah P. Greven-Chaousis, PA's National Provider Identifier (NPI) is 1891975827, issued on Nov 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Sarah P. Greven-Chaousis, PA located?
The NPPES record lists a practice address at 244 Western Ave, South Portland, ME, 04106. Phone: (207) 775-3446. Providers update this record themselves, so call before visiting.
How can I verify Sarah P. Greven-Chaousis, PA's license?
NPPES lists Maine license number PA001109, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sarah P. Greven-Chaousis, PA prescribe under Medicare Part D?
In 2024, Sarah P. Greven-Chaousis, PA had 18 Medicare Part D claims for 13 beneficiaries; the average among surgery physician prescribers was 147. 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.