DR. GLENN GANDELMAN (MD) – Cardiovascular Disease Physician, NPI 1033117437
Cardiovascular Disease Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
669 CARDIOVASCULAR DISEASE (CARDIOLOGY) in CT
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Provider Addresses for DR. GLENN GANDELMAN (MD)
Holly Hill Lane, Greenwich, Fairfield County, Connecticut, 06830, United States
SUITE 102
GREENWICH, CT 068306072
Phone: (203) 869-5515
Fax: (203) 869-5765
Type: Mailing
81 HOLLY HILL LN FL 3
GREENWICH, CT 068306071
Phone: (203) 869-5515
Fax: (203) 869-5765
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 214 Open Payments records for all available years, with a total value of $4,602.
Total Amount is formed as General ($4,602) + Research ($0) + Ownership ($0) = $4,602.
Last reported payment date: 2024-12-23 • Largest payer in this snapshot: ABBVIE INC. ($743).
Total Amount
$4,602
General + Research + Ownership
Payments
214
Total payment records
General Amount
$4,602
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-23
Latest reported date
Top Companies
Largest payers in this snapshot
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2021-03-25
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 6 Medicare enrollment records; no due dates published yet.
Enrollment records
6
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20050323001317 | I | Cardiovascular Disease (Cardiology) | NY | TBD |
| I20060307000073 | I | Cardiovascular Disease (Cardiology) | CT | TBD |
| I20170821000515 | I | Cardiovascular Disease (Cardiology) | NJ | TBD |
| I20180328001328 | I | Internal Medicine | PA | TBD |
| I20200910000841 | I | Cardiovascular Disease (Cardiology) | IL | TBD |
| I20210325001749 | I | Cardiovascular Disease (Cardiology) | FL | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 10,313 | 2,225 | $0 |
| 99457 | Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 2,165 | 513 | $0 |
| 99443 | Telephone medical discussion with physician, 21-30 minutes | 1,708 | 1,194 | $0 |
| 99454 | Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | 1,418 | 352 | $0 |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | 1,345 | 1,002 | $0 |
Insurance plans in this area (ZIP 06830)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | CT | 78452 | Nuclear medicine study of vessels of heart using drugs or exercise multiple studies | 95 | 95 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | CT | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 1544 | 914 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | CT | 95806 | Unattended sleep study with recording of heart rate, oxygen, respiratory airflow and effort | 13 | 13 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nuclear Medicine, Cardiovascular Disease (Cardiology), Internal Medicine | NY | |
| Emergency Medicine | NY | |
| - | CT | |
| Psychiatry, Neurology, Psychiatry | CT | |
| Emergency Medicine | NY | |
| - | CT | |
| Internal Medicine | CT | |
| - | CT | |
| - | CT | |
| - | CT |
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