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Edit this profileGlenda G. Callender, MD is a healthcare provider in Waterbury, CT specializing in surgery of the hand. Glenda trained at Harvard Medical School, graduating in 2000. Medicare claims data shows Glenda provided 151 services to 151 patients. The services billed most often include new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, diagnostic exam of voice box using a flexible endoscope, and removal or exploration of parathyroid glands. This provider record is associated with NPI 1952599441.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
133 SCOVILL ST STE 303
Waterbury, CT 06706
330 Cedar St # St130
New Haven, CT 06510
Within Hand Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Arthritis & Joints
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Tendons
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Bone surgery
Cyst & Lump Removal
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Injections & Therapy
Joint surgery
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Nerve Surgery
151 services · 151 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
53 | Too few peers to compare |
| Removal or exploration of parathyroid glands | Procedure | 60500 |
32 | More often than most peers in Surgery of the Hand |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
66 | More often than most peers in Surgery of the Hand |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Callender is a surgery of the hand in Waterbury, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Callender is listed at 133 Scovill St Ste 303, Waterbury, CT 06706. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (203) 709-6871. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Callender's National Provider Identifier is 1952599441. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Callender attended Harvard Medical School, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
Dr. Callender has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Callender performs procedures including diagnostic exam of voice box using a flexible endoscope and removal or exploration of parathyroid glands, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Callender. If this is you, claiming it is free.
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