DR. NICHOLAS HADDAD (MD) – Infectious Disease Physician, NPI 1770688111
Infectious Disease Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
339 INFECTIOUS DISEASE in MI
Provider Addresses for DR. NICHOLAS HADDAD (MD)
1500 Weiss Street
Saginaw, MI 48602
Phone: (989) 497-2500
Type: Location
1000 Houghton Ave
Saginaw, MI 486025303
Phone: (989) 746-7500
Type: Location
Covenant HealthCare, 1000, Houghton Avenue, Saginaw, Saginaw County, Michigan, 48602, United States
SAGINAW, MI 486025303
Phone: (989) 746-7500
Type: Location
1015 S WASHINGTON AVE
SAGINAW, MI 486012556
Phone: (989) 746-7500
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2007-05-04
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 |
|---|---|---|---|---|
| I20070504000114 | I | Infectious Disease | 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 | 75 | 54 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 23 | 23 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 18 | 15 | $0 |
| G0009 | Administration of pneumococcal vaccine | 17 | 17 | $0 |
| 90677 | Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 13 | 13 | $0 |
Insurance plans in this area (ZIP 48602)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Clinical Social Worker | MI | |
| - | MI | |
| General Surgery, Endocrinology | CA | |
| - | MI | |
| - | MI | |
| - | IL | |
| General Surgery | MI | |
| - | MI | |
| Nurse Practitioner | MI | |
| General Surgery | FL |
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