Elizabeth J. Welch Marsh, MD
Anesthesiology Physician · Manchester, NH
Elizabeth J. Welch Marsh, MD is an anesthesiology physician with a practice address in Manchester, New Hampshire, and NPI 1619974680, issued on Jul 5, 2005. Check the license (New Hampshire 12925, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Elizabeth J. Welch Marsh
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License numbers
- 12925 NH
286869 MA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Hitchcock Way, Manchester, NH 03104
- Phone
- (603) 695-2500
- Enumerated
- Jul 5, 2005
- Record last updated
- Aug 17, 2025
- Medicaid ID
- 30205542 NH
- Medicare enrollment
- Enrolled (PECOS I20230215002301); accepts Medicare assignment
- Medical or professional school
- University Of Vermont College Of Medicine, 2001
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 304 in New Hampshire → Look up another NPI →
Also registered at 100 Hitchcock Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David Abels, M.D.Specialist1720035199
- Stephanie Ackerson, MSN, APRN, CDCESNurse Practitioner1477083038
- Jason Akerman, MDUrology Physician1003475914
- Sally Alwan, MDFamily Medicine Physician1255546115
- Angelina Androsova, PAPhysician Assistant1174829048
- Gerald Angoff, M.D.Cardiovascular Disease Physician1215999305
Verify Elizabeth J. Welch Marsh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 12925Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 4 group practices
- Associated Physicians OF Harvard Medical Faculty Physicians AT Beth ISNewburyport, MA
- Dartmouth-Hitchcock ClinicManchester, NH
- Mass General Brigham Medical Group Western Massachusetts IncNorthampton, MA
- Umass Memorial Medical Group IncWorcester, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Elizabeth J. Welch Marsh among 304 anesthesiology physician records in New Hampshire
Elizabeth J. Welch Marsh, MD is one of 304 anesthesiology physician records with a practice address in New Hampshire. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 89% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2001 · median 2005 among the 210 with a school on file
- Record last updated2025 · 53% 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 New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in New Hampshire
There are 304 anesthesiology physician records in New Hampshire.
All 304 in New Hampshire → Every provider in Manchester → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Corinne Cambio, M.D.Manchester, NH 031041083763429
- Corey Collins, DOManchester, NH 031041720068513
- Sean Hunt, M.D.Manchester, NH 031041033152590
- Catherine Hunt, M.D.Manchester, NH 031041841233756
- Alexander Itenberg, MDManchester, NH 031041417997289
- Karinne Jervis, MDManchester, NH 031041881882728
- Rebecca Kadish, M.D.Manchester, NH 031041013964048
- Geng Li, M.D., PH.D.Manchester, NH 031041396056867
Common questions
What is Elizabeth J. Welch Marsh, MD's NPI number?
Elizabeth J. Welch Marsh, MD's National Provider Identifier (NPI) is 1619974680, issued on Jul 5, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Elizabeth J. Welch Marsh, MD located?
The NPPES record lists a practice address at 100 Hitchcock Way, Manchester, NH, 03104. Phone: (603) 695-2500. Providers update this record themselves, so call before visiting.
How can I verify Elizabeth J. Welch Marsh, MD's license?
NPPES lists New Hampshire license number 12925, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.