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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. BAHAA ALI ELZEIN MD
NPI 1689294100
Internal Medicine in Dearborn, MI

Active since April 24, 2020PECOS EnrolledAccepts Medicare Assignment
23810 MICHIGAN AVE STE 102, DEARBORN, MI 48124(313) 944-1111(866) 538-9631 Get Directions Write a Review

NPPES record last updated: August 10, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 10, 2026, Nov 26, 2025, Apr 24, 2020 (3 updates tracked since 2020).

About Dr. Bahaa Ali Elzein Md NPPES

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

DR. BAHAA ALI ELZEIN MD (NPI 1689294100) is an individual internal medicine provider in Dearborn, Michigan, licensed in Michigan (4301509202) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, is affiliated with Katherine Shaw Bethea Hospital, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1689294100
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. BAHAA ALI ELZEINCredential: MD
Location Address23810 MICHIGAN AVE STE 102Dearborn, MI 48124-1830
Mailing Address22737 Arlington StDearborn, MI 48128-1801 · (313) 995-1796
Phone(313) 944-1111
Fax(866) 538-9631
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateApril 24, 2020
Last NPPES UpdateAugust 10, 20263 updates tracked since enumeration
NPPES CertifiedAugust 10, 2026
✔ NPI 1689294100 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MI · 4301509202
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
23810 MICHIGAN AVE STE 102, Dearborn, MI 48124
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Bahaa Ali Elzein Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4981025780
PECOS Enrollment IDI20230921003308, I20240216003717, I20240612003787, I20260501002275
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.

Areas of Expertise CMS Part B claims 4

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 hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
164 services69 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
74 services73 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.
21 services16 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.
19 services18 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Katherine Shaw Bethea Hospital

Acute Care Hospitals · Dixon, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140012
Location403 E 1st StDixon, IL 61021 · Lee County
Emergency services Birthing friendly

Promedica Charles And Virginia Hickman Hospital

Acute Care Hospitals · Adrian, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230005
Location5640 N Adrian HighwayAdrian, MI 49221 · Lenawee County
Emergency services Birthing friendly

Samaritan Hospital

Acute Care Hospitals · Moses Lake, WA
4/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number500033
Location801 East Wheeler RoadMoses Lake, WA 98837 · Grant County
Emergency services Birthing friendly

Raleigh General Hospital

Acute Care Hospitals · Beckley, WV
1/5 CMS rating
OwnershipProprietary
CMS Certification Number510070
Location1710 Harper RoadBeckley, WV 25801 · Raleigh County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48124 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
$134.28 typical visit price
range $58.04 – $177.36
Typical copayment $33.57 (range $14.51 – $44.34)
Most-billed visit code 99204
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 2

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
3 suppliers25 claims25 services$15.06 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
3 suppliers25 claims25 services$72.01 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

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

BAHAA A. ELZEIN MD PLLC
Clinic/Center (Primary Care)
23810 MICHIGAN AVE STE 102
DEARBORN, MI 48124
Wayne County (313) 995-1796

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 Bahaa Elzein's NPI number?

The NPI number for Bahaa Elzein is 1689294100. It was assigned to this individual provider in the NPPES registry on April 24, 2020.

Where is Bahaa Elzein located?

Bahaa Elzein practices at 23810 Michigan Ave Ste 102, Dearborn, MI 48124. The listed phone number is (313) 944-1111.

What is Bahaa Elzein's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Bahaa Elzein enrolled in Medicare?

Yes. Bahaa Elzein is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Bahaa Elzein accept?

Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Bahaa Elzein 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.

Is Bahaa Elzein affiliated with any hospitals?

According to CMS data, Bahaa Elzein is affiliated with Katherine Shaw Bethea Hospital, Promedica Charles And Virginia Hickman Hospital, Samaritan Hospital and Raleigh General Hospital.

When was this NPI record last updated?

The NPPES record for Bahaa Elzein was last updated on August 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days 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.