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GHASSAN NAISAN
NPI 1104494236
Internal Medicine in Midland, MI

Active since June 15, 2021PECOS EnrolledAccepts Medicare Assignment
4000 WELLNESS DR, MIDLAND, MI 48670(989) 839-1644 Get Directions Write a Review

NPPES record last updated: April 22, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 22, 2026, Jun 28, 2024, Aug 4, 2021 and 1 more (4 updates tracked since 2021).

About Ghassan Naisan NPPES

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

GHASSAN NAISAN (NPI 1104494236) is an individual internal medicine provider in Midland, Michigan, licensed in Michigan (5315226786) and active in the NPI registry since June 2021. He is enrolled in Medicare PECOS, is affiliated with Covenant Medical Center, and maintains a secondary practice location in Grand Blanc.

NPPES Registry Identity

NPI1104494236
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameGHASSAN NAISAN
Location Address4000 WELLNESS DRMidland, MI 48670-2000
Mailing Address4000 Wellness DrMidland, MI 48670-2000
Phone(989) 839-1644
Sole ProprietorNo
Medical School CMSWest Virginia School Of Osteopathic MedicineGraduated 2021
Enumeration DateJune 15, 2021
Last NPPES UpdateApril 22, 20264 updates tracked since enumeration
NPPES CertifiedApril 22, 2026
✔ NPI 1104494236 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MI · 5315226786
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.
Also ListedGeneral PracticeTaxonomy 208D00000X · License 5151015294 (MI)
Also ListedHospitalistTaxonomy 208M00000X · License 5315226786 (MI)
4000 WELLNESS DR, Midland, MI 48670
Open in Google Maps ↗

Secondary Practice Location 1

Location 11 Genesys PkwyGrand Blanc, MI 48439-8065 · Phone (810) 606-5000

Accepted Insurance

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

Ghassan Naisan 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 ID4082147574
PECOS Enrollment IDI20241022004403
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 3

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.
137 services48 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.
24 services24 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.
17 services12 patients

Hospital Affiliations CMS Care Compare 5

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

Covenant Medical Center

Acute Care Hospitals · Saginaw, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230070
Location1447 N HarrisonSaginaw, MI 48602 · Saginaw County
Emergency services Birthing friendly

Mymichigan Medical Center Clare

Acute Care Hospitals · Clare, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number230180
Location703 N Mcewan StClare, MI 48617 · Clare County

Ascension Genesys Hospital

Acute Care Hospitals · Grand Blanc, MI
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number230197
LocationOne Genesys ParkwayGrand Blanc, MI 48439 · Genesee County
Emergency services Birthing friendly

Mymichigan Medical Center Midland

Acute Care Hospitals · Midland, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number230222
Location4000 Wellness DriveMidland, MI 48670 · Midland County
Birthing friendly

Saint Mary's Standish Community Hospital

Critical Access Hospitals · Standish, MI
OwnershipVoluntary non-profit - Church
CMS Certification Number231305
Location805 W Cedar StStandish, MI 48658 · Arenac County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48670 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
$126.15 typical visit price
range $54.34 – $166.68
Typical copayment $31.53 (range $13.58 – $41.67)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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.

Other Providers at the Same Location NPPES 20

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

MOUSAB ETEER
Anesthesiology
4000 WELLNESS DR
MIDLAND, MI 48670
Midland County (989) 839-3000
MICHAEL DANIEL HOWSON PA-C
Physician Assistant
4000 WELLNESS DR
MIDLAND, MI 48670
Midland County (989) 839-3000
EBIN SEBASTIAN MBBS
Radiology (Radiation Oncology)
4000 WELLNESS DR
MIDLAND, MI 48670
Midland County (248) 551-3000
ALLISON ROSE BALDWIN
Student in an Organized Health Care Education/Training Program
4000 WELLNESS DR
MIDLAND, MI 48670
Midland County (989) 839-3000
GABRIEL FEATHER
Registered Nurse (Critical Care Medicine)
4000 WELLNESS DR
MIDLAND, MI 48670
Midland County (989) 839-3000
DR. BAYAN BAKIR MD
Pediatrics
4000 WELLNESS DR
MIDLAND, MI 48670
Midland County (989) 839-3000
LORI-ANN BISSELL
Speech-Language Pathologist
4000 WELLNESS DR
MIDLAND, MI 48670
Midland County (989) 839-3000
DR. ABRITA CHOWDHURY MD
Family Medicine
4000 WELLNESS DR
MIDLAND, MI 48670
Midland County (989) 839-3320

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 Ghassan Naisan's NPI number?

The NPI number for Ghassan Naisan is 1104494236. It was assigned to this individual provider in the NPPES registry on June 15, 2021.

Where is Ghassan Naisan located?

Ghassan Naisan practices at 4000 Wellness Dr, Midland, MI 48670. The listed phone number is (989) 839-1644.

What is Ghassan Naisan's specialty?

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

Is Ghassan Naisan enrolled in Medicare?

Yes. Ghassan Naisan 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 Ghassan Naisan accept?

Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Ghassan Naisan 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 Ghassan Naisan affiliated with any hospitals?

According to CMS data, Ghassan Naisan is affiliated with Covenant Medical Center, Mymichigan Medical Center Clare, Ascension Genesys Hospital, Mymichigan Medical Center Midland and Saint Mary's Standish Community Hospital.

When was this NPI record last updated?

The NPPES record for Ghassan Naisan was last updated on April 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.