DR. MAMDOUH M RIAD (M.D.) – Specialist, NPI 1811920333
Specialist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
7,722 INTERNAL MEDICINE in MA
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Provider Addresses for DR. MAMDOUH M RIAD (M.D.)
700, Attucks Lane, Barnstable, Barnstable County, Massachusetts, 02601-5542, United States
HYANNIS, MA 026011809
Phone: (800) 622-3045
Fax: (508) 865-1109
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 36 Open Payments records for all available years, with a total value of $742.
Total Amount is formed as General ($742) + Research ($0) + Ownership ($0) = $742.
Last reported payment date: 2024-10-10 • Largest payer in this snapshot: ABBVIE INC. ($330).
Total Amount
$742
General + Research + Ownership
Payments
36
Total payment records
General Amount
$742
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $330 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $114 |
| Novo Nordisk Inc | $51 |
| PFIZER INC. | $39 |
| Abbott Laboratories | $37 |
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: 2004-04-21
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 |
|---|---|---|---|---|
| I20040421001449 | 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 |
|---|---|---|---|---|
| 99458 | Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes | 2,479 | 222 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 2,382 | 1,055 | $0 |
| 99457 | Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 1,874 | 253 | $0 |
| 99439 | Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 1,666 | 144 | $0 |
| 99454 | Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | 1,540 | 245 | $0 |
Insurance plans in this area (ZIP 02601)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | MA |
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