Miriam Treggiari, MD
Anesthesiology Physician · New Haven, CT
Miriam Treggiari, MD is an anesthesiology physician with a practice address in New Haven, Connecticut, and NPI 1689899668, issued on Apr 16, 2007. Check the license (Connecticut 63658, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Miriam Treggiari
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License numbers
- 63658 CT
2022-00850 NC
Self-reported in NPPES; status is on the state search - Practice location
- 333 Cedar St, New Haven, CT 06510
- Phone
- (203) 785-2802
- Enumerated
- Apr 16, 2007
- Record last updated
- Apr 27, 2022
- Fax
- (203) 785-6664
- Medicaid ID
- 1689899668 WA
- Medicare enrollment
- Enrolled (PECOS I20220511001122); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 797 in Connecticut → Look up another NPI →
Also registered at 333 Cedar St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Miriam Treggiari in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 63658Check 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 one group practice
- Duke Health Integrated Practice IncDurham, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Miriam Treggiari among 797 anesthesiology physician records in Connecticut
Miriam Treggiari, MD is one of 797 anesthesiology physician records with a practice address in Connecticut. 76% 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 46% of them.
- NPI issued2007 · 46% of these records are older, 45% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1990 · median 2006 among the 550 with a school on file
- Record last updated2022 · 61% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
215 anesthesiology physician records list a practice address in New Haven
They are 215 of the 9,793 NPPES records with a practice address in New Haven, and 797 anesthesiology physician records in Connecticut.
All 797 in Connecticut → Every provider in New Haven → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- David Freyle, MDNew Haven, CT 065101487635728
- Dorothy Gaal, MDNew Haven, CT 065101861473563
- Thomas Halaszynski, MDNew Haven, CT 065101679554984
- Lars Helgeson, MDNew Haven, CT 065101528049210
- Adriana Herrera, MDNew Haven, CT 065101992786685
- Viji Kurup, MDNew Haven, CT 065101285615971
- Lisa Leffert, MDNew Haven, CT 065101992795579
- Wanda Popescu, MDNew Haven, CT 065101861473548
Common questions
What is Miriam Treggiari, MD's NPI number?
Miriam Treggiari, MD's National Provider Identifier (NPI) is 1689899668, issued on Apr 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Miriam Treggiari, MD located?
The NPPES record lists a practice address at 333 Cedar St, New Haven, CT, 06510. Phone: (203) 785-2802. Providers update this record themselves, so call before visiting.
How can I verify Miriam Treggiari, MD's license?
NPPES lists Connecticut license number 63658, 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. 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.