James William Altmann, M.D.
Anesthesiology Physician · Stamford, CT
James William Altmann, M.D. is an anesthesiology physician with a practice address in Stamford, Connecticut, and NPI 1124140579, issued on Apr 5, 2007. Check the license (Connecticut 047904, as entered in NPPES) on the Connecticut Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- James William Altmann
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 047904 CT
Self-reported in NPPES; status is on the state search - Practice location
- 1055 Washington Blvd, Stamford, CT 06901
- Phone
- (203) 348-2614
- Enumerated
- Apr 5, 2007
- Record last updated
- Feb 28, 2010 (not updated in 16 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 1055 Washington Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Margot Denham, M.D.Anesthesiology Physician1295969871
- Kaili Dilts, M.D.Anesthesiology Physician1285877712
- Anton Laffin, MDInternal Medicine Physician1497982680
- Kishor Lathi, MDAnesthesiology Physician1487641601
- Teresa Ning, M.D.Anesthesiology Physician1841352408
- Alan Summerfield, APRN, CRNACertified Registered Nurse Anesthetist1003822776
Verify James William Altmann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 047904Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Anesthesiology Physician providers in Connecticut
There are 797 anesthesiology physician records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other anesthesiology physician records in Connecticut
- Hanief Abrahams, M.D.Greenwich, CT1497798235
- Jonathan Abrams, MDHartford, CT1528010337
- Robert Adam, M.D.Willimantic, CT1427161827
- Oluwakemi Adesina, MDNew Haven, CT1306581277
- Jacob Aftel, MDSharon, CT1801884598
- Neha Agrawal, MDHartford, CT1760973630
- William Ahn, M.D.East Hartford, CT1568460418
- Shamsuddin Akhtar, MDNew Haven, CT1639151798
- Caroline Al HaddadinNew Haven, CT1629218086
- Yasser Al-Baghdadi, M.D.Hartford, CT1023045184
Common questions
What is James William Altmann, M.D.'s NPI number?
James William Altmann, M.D.'s National Provider Identifier (NPI) is 1124140579, issued on Apr 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is James William Altmann, M.D. located?
The NPPES record lists a practice address at 1055 Washington Blvd, Stamford, CT, 06901. Phone: (203) 348-2614. Providers update this record themselves, so call before visiting.
How can I verify James William Altmann, M.D.'s license?
NPPES lists Connecticut license number 047904, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. 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. 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.