Hamza Saifuddin
- Part D claims, 2024
- 320
- Hospital affiliations
- 1
- Industry payments
- $89
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 1234 Napier Avenue, Saint Joseph, MI 49085
- Practice phone
- Call (269) 983-8300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Hamza Saifuddin is an internist in Saint Joseph, Michigan
Hamza Saifuddin practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health.
Hamza Saifuddin's NPI, 1366139321, was assigned on April 20, 2023. Hamza Saifuddin holds Michigan license 5151016480.
- NPI
- 1366139321NPI Registry (opens in a new tab)
- NPI enumeration date
- April 20, 2023
- NPI status
- Active
- Practice phone
- (269) 983-8300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Hamza Saifuddin practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan
Hamza Saifuddin's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital, at 1234 Napier Avenue, Saint Joseph, MI 49085 in Berrien County. The practice phone is (269) 983-8300.
- Corewell Health Lakeland Hospitals - Saint Joseph Hospital1234 Napier Avenue, Saint Joseph, MI 49085 · Berrien CountyPhone(269) 983-8300
Source: Dmand AI Affiliation Data
Hamza Saifuddin is affiliated with 1 site of care
Hamza Saifuddin's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Hamza Saifuddin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Hamza Saifuddin practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Lakeland Hospitals - Saint Joseph Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Hamza Saifuddin is one of 4,804 internists in Michigan
Internal medicine is Hamza Saifuddin's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Hamza Saifuddin is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Hamza Saifuddin
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Hamza Saifuddin's patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Hamza Saifuddin's median patient age at 70, with 44% women.
Hamza Saifuddin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women44%
- Men50%
Source: Dmand AI Patient Panel Data
Hamza Saifuddin wrote 320 Medicare Part D claims in 2024
In 2024, Hamza Saifuddin wrote 320 Medicare Part D claims for 83 patients. 86% of them were for generic drugs. CMS names the drug for 89 of them, across 7 drugs with 11 or more claims each, at $21,143 in total drug cost.
Hamza Saifuddin's Part D claims by kind of drug, 2024
- Generic276 claims86%
- Brand-name44 claims14%
Hamza Saifuddin's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Hamza Saifuddin's Part D claims, 2024
- Antibiotics5%17 of 320 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Hamza Saifuddin received $89 in industry payments in 2025
CMS Open Payments shows 5 general payments to Hamza Saifuddin from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Genentech, Inc. paid the most, $32.
Companies that paid Hamza Saifuddin the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Hamza Saifuddin's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Hamza Saifuddin
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What is Hamza Saifuddin's NPI number?
Hamza Saifuddin's NPI number is 1366139321. It was assigned on April 20, 2023, and it is active in the NPI Registry.
What does Hamza Saifuddin specialize in?
Hamza Saifuddin is an internist in Saint Joseph, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Hamza Saifuddin practice?
Hamza Saifuddin practices at 1234 Napier Avenue, Saint Joseph, MI 49085. Hamza Saifuddin's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health.
What is Hamza Saifuddin's office phone number?
The practice phone on file for Hamza Saifuddin is (269) 983-8300.
What is Hamza Saifuddin's medical license number?
Hamza Saifuddin holds Michigan license 5151016480.
Which hospitals is Hamza Saifuddin affiliated with?
Hamza Saifuddin practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan.
What drugs does Hamza Saifuddin prescribe most?
In 2024 Medicare Part D data, Hamza Saifuddin's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Furosemide.
Has Hamza Saifuddin received payments from drug or device companies?
CMS Open Payments shows $89 in general payments to Hamza Saifuddin from 4 companies from 2025 to 2025. The largest total came from Genentech, Inc.
How long has Hamza Saifuddin been practicing?
Hamza Saifuddin's NPI was assigned in 2023.
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