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Dr. Saif R. Affas, M.D.

Internal Medicine (Internal Medicine Physician)

  • Medicare participating

At a glance

Years since graduation
22
In the NPI registry since
2017
Medicare patients seen, 2024
183

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2017Registered with an NPI (national billing number; not a license date)

Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Internal Medicine Physician primary
    MI license 4301502215

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Internal Medicine per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
183
Services billed
563
Patients’ average age
73
Most frequent Medicare services, 2023
ServiceTimesPatients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes236136
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes144102
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes8482
Hospital discharge day management, more than 30 minutes4340
Established patient office or other outpatient visit, 20-29 minutes2321
Hospital discharge day management, 30 minutes or less1212
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes1212

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Payments from drug and device companies

In 2025, 6 companies reported 28 payments worth $1,398 in total to this clinician.

By type
Food and Beverage$1,308
Education$89.99

What the payments were for

Largest payments other than meals
DateCompanyWhat it was forAmount
May 20, 2025Janssen Biotech, Inc.
May 20, 2025
Education
TREMFYA · Immunology · in-kind
$89.99

Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Michigan →

Other Internal Medicine clinicians in Southfield

Sources

NPI registry (CMS NPPES, November 2026; record last updated August 17, 2025), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1477080752. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.