Robert Mark Chasuk, MD
Family Medicine Physician · Stamford, CT
Robert Mark Chasuk, MD is a family medicine physician with a practice address in Stamford, Connecticut, and NPI 1942202627, issued on Aug 12, 2005. Check the license on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Robert Mark Chasuk
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 07595 LA
Self-reported in NPPES; status is on the state search - Practice location
- 1180 Newfield Ave, Stamford, CT 06905
- Phone
- (314) 888-5233
- Enumerated
- Aug 12, 2005
- Record last updated
- Mar 17, 2023
- Medicaid ID
- 1369781 LA
- Entity
- Type 1 · individual
Also registered at 1180 Newfield Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Megan Anthony, FNPFamily Nurse Practitioner1174042790
- Sharon Best, PA-CMedical Physician Assistant1669596540
- Karen Dalton, M.D.Internal Medicine Physician1962757633
- Angela Dougherty, CNSFamily Nurse Practitioner1386013340
- Diane Dunniway, NPPObstetrics & Gynecology Nurse Practitioner1104986330
- Theresa Escalante, M.D.Internal Medicine Physician1700941424
Verify Robert Mark Chasuk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average family medicine physician in 2024
491 Medicare Part D claims for 25 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Fluticasone Propionate29 claims
- Montelukast Sodium29 claims
- Mirtazapine25 claims
- Metoprolol Succinate24 claims
- Myrbetriq24 claims
- Rosuvastatin Calcium24 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.
57 family medicine physician records list a practice address in Stamford
They are 57 of the 2,774 NPPES records with a practice address in Stamford, and 958 family medicine physician records in Connecticut.
All 57 in Stamford → All 958 in Connecticut → Every provider in Stamford →
Other family medicine physician records in Connecticut
- Thomas Abbenante, M.D.Milford, CT1821232034
- Yadira Acevedo, MDPortland, CT1093991077
- Rodrigo Acosta, M.D.Stamford, CT1023102092
- Momina Afrede, DOVernon, CT1750842951
- Alireza Afshar, MDNewtown, CT1750401071
- Manju Aggarwal, MDNewington, CT1952480840
- Thomas Agresta, M.D.Hartford, CT1194775965
- James Ahern, M.D.Ridgefield, CT1356385868
- Alif Ahmed, MDStorrs, CT1255073144
- Elizabeth Ahmed, M.D.New Haven, CT1376551879
Common questions
What is Robert Mark Chasuk, MD's NPI number?
Robert Mark Chasuk, MD's National Provider Identifier (NPI) is 1942202627, issued on Aug 12, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert Mark Chasuk, MD located?
The NPPES record lists a practice address at 1180 Newfield Ave, Stamford, CT, 06905. Phone: (314) 888-5233. Providers update this record themselves, so call before visiting.
How can I verify Robert Mark Chasuk, MD's license?
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 Robert Mark Chasuk, MD prescribe under Medicare Part D?
In 2024, Robert Mark Chasuk, MD had 491 Medicare Part D claims for 25 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.