Adam Liegner, MD
Family Medicine Physician · Topsham, ME
Adam Liegner, MD is a family medicine physician with a practice address in Topsham, Maine, and NPI 1265793574, issued on Jun 4, 2012. Check the license (Maine MD20819, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Adam Liegner
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD20819 ME
Self-reported in NPPES; status is on the state search - Practice location
- 4 Horton PL, Topsham, ME 04086
- Phone
- (207) 798-6200
- Enumerated
- Jun 4, 2012
- Record last updated
- Sep 2, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (207) 798-6290
- Medicare enrollment
- Enrolled (PECOS I20161101002398); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 4 Horton PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lisa Belisle, MD, MPHFamily Medicine Physician1629131685
- Kate Connor, LMT, AEMassage Therapist1841579042
- Meredith Pinkham, LCSWClinical Social Worker1649503756
Verify Adam Liegner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license MD20819Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average family medicine physician in 2024
7,138 Medicare Part D claims for 563 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 267 claims were for opioids.
Most prescribed
- Atorvastatin Calcium507 claims
- Lisinopril300 claims
- Levothyroxine Sodium232 claims
- Omeprazole223 claims
- Hydrochlorothiazide201 claims
- Metoprolol Succinate199 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 CenterGardiner, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
9 family medicine physician records list a practice address in Topsham
They are 9 of the 184 NPPES records with a practice address in Topsham, and 1,172 family medicine physician records in Maine.
All 9 in Topsham → All 1,172 in Maine → Every provider in Topsham →
Other family medicine physician records in Maine
- Jeffrey Aalberg, MDFalmouth, ME1669400222
- Elizabeth Abbas, DOFarmington, ME1932588100
- Robert Abrams, M.D.Lubec, ME1720067010
- Andrea Abrell, DOAugusta, ME1558525188
- Justine Achille, MDGorham, ME1962962324
- Katie Adams, MDLincoln, ME1154764975
- Thomas Adams, MDSouthwest Harbor, ME1851331565
- Rebecca Adamson, MDLewiston, ME1912313982
- Constance Adler, M.D., F.A.A.F.P.Farmington, ME1487689675
- Devesh Agarwal, M.D.Lincoln, ME1710116876
Common questions
What is Adam Liegner, MD's NPI number?
Adam Liegner, MD's National Provider Identifier (NPI) is 1265793574, issued on Jun 4, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Adam Liegner, MD located?
The NPPES record lists a practice address at 4 Horton PL, Topsham, ME, 04086. Phone: (207) 798-6200. Providers update this record themselves, so call before visiting.
How can I verify Adam Liegner, MD's license?
NPPES lists Maine license number MD20819, 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 Adam Liegner, MD prescribe under Medicare Part D?
In 2024, Adam Liegner, MD had 7,138 Medicare Part D claims for 563 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Adam Liegner, MD'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.