Glenda Callender, MD
Surgical Oncology Physician · Waterbury, CT
Glenda Callender, MD is a surgical oncology physician with a practice address in Waterbury, Connecticut, and NPI 1952599441, issued on Oct 9, 2007. Check the license (Connecticut 51630, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Glenda Callender
- Credential
- MD
- Primary taxonomy
- Surgical Oncology Physician 2086X0206X
- License number
- 51630 CT
Self-reported in NPPES; status is on the state search - Practice location
- 133 Scovill St Ste 303, Waterbury, CT 06706
- Phone
- (203) 709-6871
- Enumerated
- Oct 9, 2007
- Entity
- Type 1 · individual
Also registered at 133 Scovill St Ste 303
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Iyare Esemuede, MDSurgery Physician1487885190
- Kaitlin NgoSurgical Physician Assistant1962079152
Verify Glenda Callender in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 51630Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
70% fewer Medicare Part D claims than the average surgical oncology physician in 2024
30 Medicare Part D claims for 21 beneficiaries, against an average of 99 among the 895 providers of this specialty who prescribed in Part D.
Most prescribed
- Calcitriol11 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.
One hospital or facility affiliation
- Hartford Healthcare Medical Group Specialists PLLCBridgeport, CT
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Surgical Oncology Physician providers in Connecticut
There are 29 surgical oncology physician records in Connecticut.
Other surgical oncology physician records in Connecticut
- Leah Bassin, MDFarmington, CT1780824581
- Kevin Billingsley, MDNew Haven, CT1346258803
- Joshua Bleicher, M.D.New Haven, CT1871957720
- Lindsay Bliss, M.D.Hartford, CT1144512740
- Charles Cha, M.D.Bridgeport, CT1871524355
- Peter DeckersFarmington, CT1154326841
- Sasha DouglasHartford, CT1730615626
- Csaba Gajdos, MDStamford, CT1710192083
- Mandy Greenberg, M.D.Norwalk, CT1043414436
- Vera Hendrix, M.D.New Haven, CT1225490931
Common questions
What is Glenda Callender, MD's NPI number?
Glenda Callender, MD's National Provider Identifier (NPI) is 1952599441, issued on Oct 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Glenda Callender, MD located?
The NPPES record lists a practice address at 133 Scovill St Ste 303, Waterbury, CT, 06706. Phone: (203) 709-6871. Providers update this record themselves, so call before visiting.
How can I verify Glenda Callender, MD's license?
NPPES lists Connecticut license number 51630, 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 Glenda Callender, MD prescribe under Medicare Part D?
In 2024, Glenda Callender, MD had 30 Medicare Part D claims for 21 beneficiaries; the average among surgical oncology physician prescribers was 99. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.