NPPES file of Aug 9, 2026

Lisa L. Sherwood, MD

Internal Medicine Physician · Rockport, ME

Lisa L. Sherwood, MD is an internal medicine physician with a practice address in Rockport, Maine, and NPI 1861619637, issued on Apr 20, 2007. Check the license (Maine MD23052, as entered in NPPES) on the Maine Board of Licensure in Medicine; 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
1861619637
Name
Lisa L. Sherwood
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD23052 ME
Self-reported in NPPES; status is on the state search
Practice location
4 Glen Cove Dr Ste 202, Rockport, ME 04856
Phone
(207) 301-5800
Enumerated
Apr 20, 2007
Record last updated
Aug 13, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(207) 301-5332
Medicaid ID
1019963200001 PA
Medicare enrollment
Enrolled (PECOS I20190828000298); accepts Medicare assignment
Medical or professional school
Pennsylvania State University College Of Medicine, 2004
Telehealth
Offers telehealth (CMS)
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.
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Also registered at 4 Glen Cove Dr Ste 202

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

  1. Jennifer Wiley, DOInternal Medicine Physician1306846423

Verify Lisa L. Sherwood in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
    Search for license MD23052
    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
Open the Maine 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.

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2.7 times the Medicare Part D claims of the average internal medicine physician in 2024

8,562 Medicare Part D claims for 712 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 230 claims were for opioids.

  1. Lisa Sherwood8,562
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium612 claims
  2. Levothyroxine Sodium457 claims
  3. Lisinopril377 claims
  4. Rosuvastatin Calcium349 claims
  5. Amlodipine Besylate314 claims
  6. Losartan Potassium311 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. MainehealthRockport, ME

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

Lisa L. Sherwood among 597 internal medicine physician records in Maine

Lisa L. Sherwood, MD is one of 597 internal medicine physician records with a practice address in Maine. 77% 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 56% of them.

  • NPI issued2007 · 56% of these records are older, 39% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2004 · median 2005 among the 369 with a school on file
  • Record last updated2019 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

18 internal medicine physician records list a practice address in Rockport

They are 18 of the 387 NPPES records with a practice address in Rockport, and 597 internal medicine physician records in Maine.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Denise Anderson, D.O.Rockport, ME 048561740486034
  2. Archibald Green, DORockport, ME 048561922077692
  3. David Kern, M.D.Rockport, ME 048561588766000
  4. Robert Laurence, MDRockport, ME 048561871603795
  5. Cheryl Liechty, MDRockport, ME 048561609845452
  6. William Master, MDRockport, ME 048561679563365
  7. Eric Schenk, D.O.Rockport, ME 048561386604056
  8. Barbara Seaborg, M.D.Rockport, ME 048561417997800

Common questions

What is Lisa L. Sherwood, MD's NPI number?

Lisa L. Sherwood, MD's National Provider Identifier (NPI) is 1861619637, issued on Apr 20, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Lisa L. Sherwood, MD located?

The NPPES record lists a practice address at 4 Glen Cove Dr Ste 202, Rockport, ME, 04856. Phone: (207) 301-5800. Providers update this record themselves, so call before visiting.

How can I verify Lisa L. Sherwood, MD's license?

NPPES lists Maine license number MD23052, 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 Lisa L. Sherwood, MD prescribe under Medicare Part D?

In 2024, Lisa L. Sherwood, MD had 8,562 Medicare Part D claims for 712 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.