FAZLEOMAR MAHMOOD (MD) – Rheumatology Physician, NPI 1275585200
Rheumatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
216 RHEUMATOLOGY in MI
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Provider Addresses for FAZLEOMAR MAHMOOD (MD)
Domino's Farms Office Park, 24, Frank Lloyd Wright Drive, Domino Farms, Ann Arbor Charter Township, Washtenaw County, Michigan, 48105, United States
PO BOX 0446 LOBBY J
ANN ARBOR, MI 481059484
Phone: (734) 747-6766
Fax: (734) 222-3100
Type: Mailing
Chelsea Professional Office Building, 14650, East Old US Highway 12, Chelsea, Washtenaw County, Michigan, 48118, United States
SUITE 301
CHELSEA, MI 481181801
Phone: (734) 593-5990
Fax: (734) 593-5995
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 82 Open Payments records for all available years, with a total value of $87,431.
Total Amount is formed as General ($87,431) + Research ($0) + Ownership ($0) = $87,431.
Last reported payment date: 2024-12-16 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($49,049).
Total Amount
$87,431
General + Research + Ownership
Payments
82
Total payment records
General Amount
$87,431
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $49,049 |
| ABBVIE INC. | $38,357 |
| Horizon Therapeutics plc | $26 |
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: 2006-08-07
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 |
|---|---|---|---|---|
| I20060807000402 | I | Rheumatology | MI | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 442 | 227 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 13 | 13 | $0 |
Insurance plans in this area (ZIP 48105)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| RHEUMATOLOGY | MI | 20610 | Aspiration and/or injection of large joint or joint capsule | 54 | 33 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Hospitalist, Internal Medicine | MI | |
| Interventional Radiology | MI | |
| Cardiovascular Disease (Cardiology) | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| - | MI | |
| - | MI | |
| Internal Medicine, Geriatric Medicine | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| Hospitalist, Internal Medicine | MI |
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