William Lane Swartz, M.D.
Anesthesiology Physician · Portland, ME
William Lane Swartz, M.D. is an anesthesiology physician with a practice address in Portland, Maine, and NPI 1184882060, issued on May 28, 2008. Check the license (Maine MD19669, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- William Lane Swartz
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- MD19669 ME
Self-reported in NPPES; status is on the state search - Practice location
- 22 Bramhall St, Portland, ME 04102
- Phone
- (207) 662-2526
- Enumerated
- May 28, 2008
- Record last updated
- Nov 17, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130823001016); accepts Medicare assignment
- Medical or professional school
- University Of Vermont College Of Medicine, 2008
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 280 in Maine → Look up another NPI →
Also registered at 22 Bramhall St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jessica Abbatiello, NP-CFamily Nurse Practitioner1871811737
- Ruslan Abdukalikov, DOAnesthesiology Physician1831694793
- Tod Abrahams, M.D.Diagnostic Radiology Physician1538231642
- Joshua Abrams, PA-CSurgical Physician Assistant1932832128
- Christopher Abruzzese, D.OAnesthesiology Physician1558789305
- Haley Acker, PA-CPhysician Assistant1972167377
Verify William Lane Swartz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license MD19669Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 98.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- MainehealthPortland, ME
- Spectrum Healthcare Partners PAPortland, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Lane Swartz among 280 anesthesiology physician records in Maine
William Lane Swartz, M.D. is one of 280 anesthesiology physician records with a practice address in Maine. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 38% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2008 · median 2007 among the 192 with a school on file
- Record last updated2015 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
126 anesthesiology physician records list a practice address in Portland
They are 126 of the 6,022 NPPES records with a practice address in Portland, and 280 anesthesiology physician records in Maine.
All 280 in Maine → Every provider in Portland → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- John Allyn, M.D.Portland, ME 041021144312224
- Robert Ascanio, M.D.Portland, ME 041021760554273
- Angus Christie, M.D.Portland, ME 041021306852215
- Christopher Connors, M.D.Portland, ME 041021477587228
- Janette Covington, MDPortland, ME 041021871557835
- Villi Enders, MDPortland, ME 041021740263433
- Robert Epstein, M.D.Portland, ME 041021588684203
- Jessica Hathaway, M.D.Portland, ME 041021679654552
Common questions
What is William Lane Swartz, M.D.'s NPI number?
William Lane Swartz, M.D.'s National Provider Identifier (NPI) is 1184882060, issued on May 28, 2008. An NPI identifies a provider in billing; it is not a license.
Where is William Lane Swartz, M.D. located?
The NPPES record lists a practice address at 22 Bramhall St, Portland, ME, 04102. Phone: (207) 662-2526. Providers update this record themselves, so call before visiting.
How can I verify William Lane Swartz, M.D.'s license?
NPPES lists Maine license number MD19669, 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.
What is William Lane Swartz, M.D.'s MIPS final score?
The 2023 MIPS final score is 98.1 of 100. 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.