Joann Wang, D.O.
Geriatric Medicine (Internal Medicine) Physician · Augusta, ME
Joann Wang, D.O. is a geriatric medicine (internal medicine) physician with a practice address in Augusta, Maine, and NPI 1134369358, issued on Feb 27, 2009. Check the license (Maine DO2344, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Joann Wang
- Credential
- D.O.
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- DO2344 ME
Self-reported in NPPES; status is on the state search - Practice location
- 40 Glenridge Dr, Augusta, ME 04330
- Phone
- (207) 626-6200
- Enumerated
- Feb 27, 2009
- Record last updated
- May 6, 2026
- Medicare enrollment
- Enrolled (PECOS I20131108000574); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 27 in Maine → Look up another NPI →
Also registered at 40 Glenridge Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rachel BlackOccupational Therapy Assistant1194011601
- Sandra Colt, GNPNurse Practitioner1669448106
- Sienna-Morgan Glavin, PT, DPTPhysical Therapist1669957437
- Lindsay Grady, PTAPhysical Therapy Assistant1922503523
- Sharon GrignonPhysical Therapy Assistant1821478181
Verify Joann Wang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license DO2344Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
4,203 Medicare Part D claims for 173 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 123 claims were for opioids.
Most prescribed
- Sertraline Hcl323 claims
- Levothyroxine Sodium266 claims
- Eliquis196 claims
- Atorvastatin Calcium152 claims
- Omeprazole120 claims
- Metoprolol Tartrate108 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 79.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Mainegeneral Medical CenterWaterville, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joann Wang among 27 geriatric medicine (internal medicine) physician records in Maine
Joann Wang, D.O. is one of 27 geriatric medicine (internal medicine) physician records with a practice address in Maine. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 67% of them.
- NPI issued2009 · 67% of these records are older, 26% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2008 · median 2001 among the 16 with a school on file
- Record last updated2026 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in Maine
There are 27 geriatric medicine (internal medicine) physician records in Maine.
All 27 in Maine → Every provider in Augusta → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Annette Beyea, D.O.Augusta, ME 043301164525341
- Izabela Lutostanska, M.D.Augusta, ME 043301578518106
- Roger Renfrew, M.D.Augusta, ME 043301427075464
- Timothy Richardson, M.D.Augusta, ME 043301053354753
- Rebecca Spear, D.O.Augusta, ME 043301184043580
- Michael Isaac, MDTurner, ME 042821275782690
- Maha Ghosn, MDBangor, ME 044011700080470
- Rodney Chelberg, M.D.Brewer, ME 044121558443861
Common questions
What is Joann Wang, D.O.'s NPI number?
Joann Wang, D.O.'s National Provider Identifier (NPI) is 1134369358, issued on Feb 27, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Joann Wang, D.O. located?
The NPPES record lists a practice address at 40 Glenridge Dr, Augusta, ME, 04330. Phone: (207) 626-6200. Providers update this record themselves, so call before visiting.
How can I verify Joann Wang, D.O.'s license?
NPPES lists Maine license number DO2344, 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 Joann Wang, D.O. prescribe under Medicare Part D?
In 2024, Joann Wang, D.O. had 4,203 Medicare Part D claims for 173 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
What is Joann Wang, D.O.'s MIPS final score?
The 2023 MIPS final score is 79.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.