NPPES file of Aug 9, 2026

Timothy M. Manoni, M.D.

Vascular Surgery Physician · Darien, CT

Timothy M. Manoni, M.D. is a vascular surgery physician with a practice address in Darien, Connecticut, and NPI 1821008715, issued on Aug 9, 2006. Check the license (Connecticut 041864, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821008715
Name
Timothy M. Manoni
Credential
M.D.
Primary taxonomy
Vascular Surgery Physician 2086S0129X
License number
041864 CT
Self-reported in NPPES; status is on the state search
Practice location
85 Old Kings Hwy N, Darien, CT 06820
Phone
(203) 210-6333
Enumerated
Aug 9, 2006
Record last updated
May 31, 2022
Fax
(203) 502-2615
Medicare enrollment
Enrolled (PECOS I20040204000206); accepts Medicare assignment
Medical or professional school
State University Of New York At Stony Brook, School Of Medicine, 1993
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 85 Old Kings Hwy N

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

  1. Lauren Alcan, LCSWClinical Social Worker1063052496
  2. Jonathan Bowman, M.D.Vascular Surgery Physician1104851294
  3. Sara Callahan, LPCProfessional Counselor1063843860
  4. Rachel DiorioPsychologist1598297004
  5. Lenore DweckBehavior Analyst1962042473
  6. Cynthia KeefeClinical Psychologist1912250093

Verify Timothy M. Manoni in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 041864
    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 Connecticut 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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24% more Medicare Part D claims than the average vascular surgery physician in 2024

249 Medicare Part D claims for 101 beneficiaries, against an average of 201 among the 3,936 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims.

  1. Timothy Manoni249
  2. Specialty average201

Most prescribed

  1. Clopidogrel83 claims
  2. Xarelto47 claims
  3. Eliquis33 claims
  4. Clotrimazole-Betamethasone30 claims
  5. Cilostazol27 claims
  6. Folic Acid11 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%92.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $14,944.29

60 payments; by number, the most common kind was food and beverage; the largest payer was AngioDynamics, Inc. The 4,059 providers of this specialty with any payment received $6,178.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Timothy Manoni$14,944
  2. Specialty average$6,178

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Southern Connecticut Vascular Center LLCDarien, CT

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

Timothy M. Manoni among 89 vascular surgery physician records in Connecticut

Timothy M. Manoni, M.D. is one of 89 vascular surgery physician records with a practice address in Connecticut. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 63% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated1993 · median 2002 among the 71 with a school on file
  • Record last updated2022 · 36% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086S0129X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

8 vascular surgery physician records list a practice address in Darien

They are 8 of the 380 NPPES records with a practice address in Darien, and 89 vascular surgery physician records in Connecticut.

The 8 vascular surgery physician records with the nearest ZIP codes

  1. Jonathan Bowman, M.D.Darien, CT 068201104851294
  2. John Gedney, MDDarien, CT 068201770109761
  3. Taras Kucher, M.D.Darien, CT 068201942210851
  4. Andrew LazarDarien, CT 068201225490527
  5. Chong Li, MDDarien, CT 068201467941203
  6. Ben Marsan, M.D.Darien, CT 068201518977479
  7. Naiem Nassiri, MDDarien, CT 068201033366745
  8. Andrew BaxterFairfield, CT 068241124346481

Common questions

What is Timothy M. Manoni, M.D.'s NPI number?

Timothy M. Manoni, M.D.'s National Provider Identifier (NPI) is 1821008715, issued on Aug 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Timothy M. Manoni, M.D. located?

The NPPES record lists a practice address at 85 Old Kings Hwy N, Darien, CT, 06820. Phone: (203) 210-6333. Providers update this record themselves, so call before visiting.

How can I verify Timothy M. Manoni, M.D.'s license?

NPPES lists Connecticut license number 041864, 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.

How much does Timothy M. Manoni, M.D. prescribe under Medicare Part D?

In 2024, Timothy M. Manoni, M.D. had 249 Medicare Part D claims for 101 beneficiaries; the average among vascular surgery physician prescribers was 201. Part D covers Medicare prescriptions only.

What is Timothy M. Manoni, M.D.'s MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. 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.