ZEESHAN GULAM HUSSAIN (MD) – Hospitalist Physician, NPI 1164075768
Hospitalist Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
7,722 INTERNAL MEDICINE in MA
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Provider Addresses for ZEESHAN GULAM HUSSAIN (MD)
Saint Vincent Hospital at Worcester Medical Center, 123, Summer Street, Lincoln Square, Belmont Hill, Worcester, Worcester County, Massachusetts, 01608, United States
WORCESTER, MA 016081216
Phone: (508) 363-5000
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 48 Open Payments records for all available years, with a total value of $1,135.
Total Amount is formed as General ($1,135) + Research ($0) + Ownership ($0) = $1,135.
Last reported payment date: 2024-11-08 • Largest payer in this snapshot: PFIZER INC. ($149).
Total Amount
$1,135
General + Research + Ownership
Payments
48
Total payment records
General Amount
$1,135
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-08
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $149 |
| E.R. Squibb & Sons, L.L.C. | $148 |
| AstraZeneca Pharmaceuticals LP | $142 |
| Lexicon Pharmaceuticals, Inc. | $106 |
| Janssen Pharmaceuticals, Inc | $74 |
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: 2022-08-19
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20220819002028 | I | Internal Medicine | MA | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 284 | 136 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 208 | 95 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 153 | 145 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 19 | 19 | $0 |
Insurance plans in this area (ZIP 01608)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | MA | |
| Pediatric Medicine, Hematology/Oncology, Internal Medicine | TN | |
| Nurse Practitioner | MA | |
| Internal Medicine | MA | |
| Nurse Practitioner | NY | |
| Internal Medicine | PA | |
| Internal Medicine | MA | |
| Critical Care (Intensivists), Internal Medicine | MA | |
| Internal Medicine | MA | |
| Nurse Practitioner | NY |
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