DR. HUMAIRA A MAHMUD (M.D.) – Nephrology Physician, NPI 1174581789
Nephrology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
458 NEPHROLOGY in MA
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Provider Addresses for DR. HUMAIRA A MAHMUD (M.D.)
5, Saunders Road, Sudbury, Middlesex County, Massachusetts, 01776, United States
SUDBURY, MA 017761282
Phone: (508) 281-5953
Fax: (508) 229-2343
Type: Mailing
640, Bolton Street, Marlborough, Middlesex County, Massachusetts, 01752, United States
KIDNEY & HYPERTENSION CLINIC INC.
MARLBOROUGH, MA 01752
Phone: (508) 281-5953
Fax: (508) 229-2343
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 13 Open Payments records for all available years, with a total value of $309.
Total Amount is formed as General ($309) + Research ($0) + Ownership ($0) = $309.
Last reported payment date: 2024-10-27 • Largest payer in this snapshot: Bayer Healthcare Pharmaceuticals Inc. ($124).
Total Amount
$309
General + Research + Ownership
Payments
13
Total payment records
General Amount
$309
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $124 |
| Corcept Therapeutics | $75 |
| Novo Nordisk Inc | $61 |
| Travere Therapeutics, Inc. | $49 |
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: 2004-10-22
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 |
|---|---|---|---|---|
| I20041022000718 | I | Nephrology | 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 | 769 | 84 | $0 |
| 99457 | Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 757 | 87 | $0 |
| 99454 | Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | 698 | 82 | $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 | 509 | 62 | $0 |
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 506 | 62 | $0 |
Insurance plans in this area (ZIP 01776)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| NEPHROLOGY | MA | 90961 | Dialysis services (2-3 physician visits per month), patient 20 years of age and older | 32 | 15 |
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