Registry data as of Aug 27, 2026

Saif Affas, M.D.

Internal Medicine Physician · Southfield, MI

Saif Affas, M.D. is an internal medicine physician with a practice address in Southfield, Michigan, and NPI 1477080752, issued on May 17, 2017. Check the license on the Michigan Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1477080752
Name
Saif Affas
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
16001 W 9 Mile RD, Southfield, MI 48075
Phone
(248) 849-5494
Enumerated
May 17, 2017
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 16001 W 9 Mile RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Olivia AbounaClinical Social Worker1619516085
  2. Steven Adamczyk, DOEmergency Medicine Physician1275540163
  3. Carol Adamkiewicz, CRNACertified Registered Nurse Anesthetist1417052135
  4. Lauren Addy, DOStudent in an Organized Health Care Education/Training Program1972355758
  5. Masoud AhmadmehrabiGeneral Practice Physician1669595641
  6. Abdulgabar Ahmed, PMHNPRegistered Nurse1265372031

Verify Saif Affas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of MedicineCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

96% fewer Medicare Part D claims than the average internal medicine physician in 2024

112 Medicare Part D claims for 45 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. Saif Affas112
  2. Specialty average2,785

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's Medicare quality score for 2023: 80.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score73.6
  2. Costout of 100 · 30%61.6
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,329.62

27 payments, mostly food and beverage; the largest payer was Janssen Biotech, Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Saif Affas$1,329.62
  2. Specialty average$2,536.66

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Affas Internal Medicine PLLCDetroit, MI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

211 internal medicine physician records list a Southfield practice address

They are 211 of the 5,689 NPPES records with a Southfield practice address, and 6,589 internal medicine physician records in Michigan.

Other internal medicine physician records in Michigan

  1. Keith Aaronson, MDAnn Arbor, MI1144305301
  2. Tomas Abalo, M.D.Iron Mountain, MI1336199975
  3. Ali Abbas, M.D.Pontiac, MI1972167526
  4. Hawazin Abbas, MDAuburn Hills, MI1699020677
  5. Imran Abbasi, D.O.Warren, MI1427409887
  6. Ramzi Abbasi, MDSaginaw, MI1164270005
  7. Saadat Abbasi, MDKalamazoo, MI1912005596
  8. Shahzaman Abbasi, MDLansing, MI1376512111
  9. Youssef Abbiss, D.O.Mount Clemens, MI1982991881
  10. Joseph Abbo, MDYpsilanti, MI1982136503

Common questions

What is Saif Affas, M.D.'s NPI number?

Saif Affas, M.D.'s National Provider Identifier (NPI) is 1477080752, issued on May 17, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Saif Affas, M.D. located?

The NPPES record lists a practice address at 16001 W 9 Mile RD, Southfield, MI, 48075. Phone: (248) 849-5494. Providers update this record themselves, so call before visiting.

How can I verify Saif Affas, M.D.'s license?

Search the Michigan Board of Medicine at https://www.michigan.gov/lara/bureau-list/bpl/health/hp-lic-health-prof/medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Saif Affas, M.D. prescribe under Medicare Part D?

In 2024, Saif Affas, M.D. had 112 Medicare Part D claims for 45 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is Saif Affas, M.D.'s Medicare quality score?

The 2023 MIPS final score is 80.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.