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DR. HASSAN ISSA BAIZ M.D.
NPI 1124553011
Family Medicine in Dearborn, MI

Active since April 27, 2017PECOS Enrolled
5479 SCHAEFER RD, DEARBORN, MI 48126(313) 791-7992(313) 406-2961 Get Directions Write a Review

NPPES record last updated: March 9, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 9, 2022, Feb 9, 2022, Jan 31, 2022 and 1 more (4 updates tracked since 2017).

About Dr. Hassan Issa Baiz M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. HASSAN ISSA BAIZ M.D. (NPI 1124553011) is an individual family medicine provider in Dearborn, Michigan, licensed in Michigan (4301502441) and active in the NPI registry since April 2017. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1124553011
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. HASSAN ISSA BAIZCredential: M.D.
Location Address5479 SCHAEFER RDDearborn, MI 48126-3222
Mailing Address5479 Schaefer RdDearborn, MI 48126-3222 · (313) 791-7992 · Fax (313) 406-2961
Phone(313) 791-7992
Fax(313) 406-2961
Sole ProprietorYes
Enumeration DateApril 27, 2017
Last NPPES UpdateMarch 9, 20224 updates tracked since enumeration
NPPES CertifiedMarch 9, 2022
✔ NPI 1124553011 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in MI · 4301502441
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
5479 SCHAEFER RD, Dearborn, MI 48126
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Hassan Issa Baiz M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

5

Medicare enrollment records show Hassan Baiz reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Slim Internal Medicine PLLC
0.1 mi
Internal Medicine
5260 SCHAEFER RD
Dearborn, MI 48126
  • Reassigned Medicare billing, Michigan enrollment
  • 12 clinicians in this Medicare group
NPI 1922478601 (313) 461-1190
Metro Hospitalist Group PLLC
2.6 mi
Internal Medicine
3319 GREENFIELD RD # 453
Dearborn, MI 48120
  • Reassigned Medicare billing, Michigan enrollment
  • 16 clinicians in this Medicare group
NPI 1659932838 (734) 462-0340
Mi Pacs 2 PC
17 mi
Hospitalist
520 W MAIN ST
Northville, MI 48167
  • Reassigned Medicare billing, Michigan enrollment
  • 65 clinicians in this Medicare group
NPI 1205418357 (248) 349-4290
Michigan Post-Acute Medical Services 1 PC
33 mi
Hospitalist
1014 E GRAND RIVER AVE
Brighton, MI 48116
  • Reassigned Medicare billing, Michigan enrollment
  • 88 clinicians in this Medicare group
NPI 1669901567 (865) 693-1000
Cs Pacs 3 Midwest LLC
192 mi
Hospitalist
1001 E ALEX BELL RD
Dayton, OH 45459
  • Reassigned Medicare billing, Michigan enrollment
  • 78 clinicians in this Medicare group
NPI 1972368785 (937) 436-9700

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 12

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
390 services130 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
265 services58 patients
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 99310
A follow-up nursing facility visit is a routine check-up that typically lasts about 35 minutes. During this visit, your health status is evaluated, any changes in your condition are noted, and necessary adjustments to your care plan are made. It's an essential part of maintaining your health.
151 services72 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
85 services76 patients
Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more 99306
An initial nursing facility visit is your first meeting with your healthcare team at a nursing facility. Lasting typically 45 minutes, this appointment involves a comprehensive health assessment and the creation of your personalized care plan. It's a crucial step to ensure your health and well-being.
48 services44 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
45 services42 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48126 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$90.76 typical visit price
range $58.04 – $177.36
Typical copayment $22.69 (range $14.51 – $44.34)
Most-billed visit code 99203
Established Patient
$102.35 typical visit price
range $18.32 – $143.49
Typical copayment $25.58 (range $4.58 – $35.87)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Intermittent urinary catheter; coude (curved) tip, with or without coating (teflon, silicone, silicone elastomeric, or hydrophilic, etc.), each A4352
DME-Orthotic Devices · category DF008N
1 supplier104 claims164,420 services$5.25 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SAMIR MUSLEH ALI FNP
Nurse Practitioner (Family)
5479 SCHAEFER RD
DEARBORN, MI 48126
Wayne County (313) 791-7992
MAYA MEDICAL GROUP PLLC
Hospitalist
5479 SCHAEFER RD
DEARBORN, MI 48126
Wayne County (313) 791-7992
ASHRAF ABOUARABI
Nurse Practitioner (Family)
5479 SCHAEFER RD
DEARBORN, MI 48126
Wayne County (313) 791-7992

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Hassan Baiz's NPI number?

The NPI number for Hassan Baiz is 1124553011. It was assigned to this individual provider in the NPPES registry on April 27, 2017.

Where is Hassan Baiz located?

Hassan Baiz practices at 5479 Schaefer Rd, Dearborn, MI 48126. The listed phone number is (313) 791-7992.

What is Hassan Baiz's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Hassan Baiz enrolled in Medicare?

Yes. Hassan Baiz is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Hassan Baiz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hassan Baiz reassigns Medicare benefits to 5 organizations: Slim Internal Medicine PLLC (Dearborn, MI), Metro Hospitalist Group PLLC (Dearborn, MI), Mi Pacs 2 PC (Northville, MI), Michigan Post-Acute Medical Services 1 PC (Brighton, MI) and Cs Pacs 3 Midwest LLC (Dayton, OH). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Hassan Baiz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Hassan Baiz accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and Priority Health list Hassan Baiz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Hassan Baiz was last updated on March 9, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.