Nicholas Tzakas, M.D.
Pediatrics Physician · Monroe, CT
Nicholas Tzakas, M.D. is a pediatrics physician with a practice address in Monroe, Connecticut, and NPI 1720093685, issued on Jul 29, 2006. Check the license (Connecticut 042390, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Nicholas Tzakas
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 042390 CT
Self-reported in NPPES; status is on the state search - Practice location
- 450 Monroe Tpke, Monroe, CT 06468
- Phone
- (203) 261-2525
- Enumerated
- Jul 29, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (203) 459-0396
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 1,043 in Connecticut → Look up another NPI →
Also registered at 450 Monroe Tpke
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nicholas Tzakas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 042390Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $534.96
12 payments; by number, the most common kind was food and beverage; the largest payer was Supernus Pharmaceuticals, Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Nicholas Tzakas among 1,043 pediatrics physician records in Connecticut
Nicholas Tzakas, M.D. is one of 1,043 pediatrics physician records with a practice address in Connecticut. 32% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 45% newer
- In a Medicare fileYes · 32% of these records are
- In the CMS Doctors and Clinicians fileNo · 9% of these records are
- Record last updated2007 · 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 208000000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 pediatrics physician records list a practice address in Monroe
They are 10 of the 272 NPPES records with a practice address in Monroe, and 1,043 pediatrics physician records in Connecticut.
All 1,043 in Connecticut → Every provider in Monroe → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Jason Citarella, D.O.Monroe, CT 064681992725238
- Francois Coutu, M.D.Monroe, CT 064681366734832
- Jane Donnelly, APRNMonroe, CT 064681255063699
- Maria Ferreira, M.D.Monroe, CT 064681871573188
- Edward Lenard, M.D.Monroe, CT 064681790898765
- Luisa Milevoj, DOMonroe, CT 064681194738062
- Mary Paramanathan, M.D.Monroe, CT 064681720001456
- Marilyn Smith, MDMonroe, CT 064681598777542
Common questions
What is Nicholas Tzakas, M.D.'s NPI number?
Nicholas Tzakas, M.D.'s National Provider Identifier (NPI) is 1720093685, issued on Jul 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Tzakas, M.D. located?
The NPPES record lists a practice address at 450 Monroe Tpke, Monroe, CT, 06468. Phone: (203) 261-2525. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Tzakas, M.D.'s license?
NPPES lists Connecticut license number 042390, 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.