SAMER HASSNA MD
NPI 1477889889
Internal Medicine in Mishawaka, IN

Active since October 20, 2009PECOS EnrolledAccepts Medicare Assignment
5215 HOLY CROSS PKWY, ST. JOSEPH REGIONAL MEDICAL CENTER, MISHAWAKA, IN 46545(574) 335-5000 Get Directions Write a Review

NPPES record last updated: October 31, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Samer Hassna Md NPPES

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

SAMER HASSNA MD (NPI 1477889889) is an individual internal medicine provider in Mishawaka, Indiana, licensed in Indiana (01075142) and active in the NPI registry since October 2009. He is enrolled in Medicare PECOS, is affiliated with Saint Joseph Regional Medical Center, and is a graduate of Other (2002).

NPPES Registry Identity

NPI1477889889
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameSAMER HASSNACredential: MD
Location Address5215 HOLY CROSS PKWY, ST. JOSEPH REGIONAL MEDICAL CENTERMishawaka, IN 46545-1469
Mailing Address14654 Stonington CtGranger, IN 46530-8274 · (216) 904-3415
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateOctober 20, 2009
Last NPPES UpdateOctober 31, 2024
NPPES CertifiedOctober 31, 2024
✔ NPI 1477889889 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IN · 01075142
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 ListedHospitalistTaxonomy 208M00000X · License 2010035691 (MO), 01075142A (IN)
5215 HOLY CROSS PKWY, Mishawaka, IN 46545

Other Identifiers 1

Other2010035691MO · The State Board Of Registration For The Healing Art

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Samer Hassna 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 ID9234326661
PECOS Enrollment IDI20150422001104
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

7

Medicare enrollment records show Samer Hassna reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hospitalist
5215 HOLY CROSS PKWY
Mishawaka, IN 46545
  • Reassigned Medicare billing, Indiana enrollment
  • 228 clinicians in this Medicare group
Hospitalist
215 W 4TH ST, # 200
Mishawaka, IN 46544
  • Reassigned Medicare billing, Indiana enrollment
  • 384 clinicians in this Medicare group
Family Medicine
2003 STULTS RD STE 100
Huntington, IN 46750
  • Reassigned Medicare billing, Indiana enrollment
  • 1,752 clinicians in this Medicare group
Hospitalist
7950 W JEFFERSON BLVD
Fort Wayne, IN 46804
  • Reassigned Medicare billing, Indiana enrollment
  • 309 clinicians in this Medicare group
Hospitalist
303 S MAIN ST
Bluffton, IN 46714
  • Reassigned Medicare billing, Indiana enrollment
  • 69 clinicians in this Medicare group
Hospitalist
1850 STATE ST
New Albany, IN 47150
  • Reassigned Medicare billing, Indiana enrollment
  • 163 clinicians in this Medicare group
Internal Medicine
120 BRENTWOOD COMMONS WAY STE 510
Brentwood, TN 37027
  • Reassigned Medicare billing, Indiana enrollment
  • 218 clinicians in this Medicare group

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 6

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.
474 services234 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.
298 services155 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.
192 services187 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.
90 services88 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
36 services35 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
13 services13 patients

Hospital Affiliations CMS Care Compare 2

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

Saint Joseph Regional Medical Center

Acute Care Hospitals · Mishawaka, IN
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150012
Location5215 Holy Cross PkwyMishawaka, IN 46545 · St. Joseph County
Emergency services Birthing friendly

Lutheran Hospital Of Indiana

Acute Care Hospitals · Fort Wayne, IN
3/5 CMS rating
OwnershipProprietary
CMS Certification Number150017
Location7950 W Jefferson BlvdFort Wayne, IN 46804 · Allen County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46545 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
$122.49 typical visit price
range $53.07 – $161.76
Typical copayment $30.62 (range $13.26 – $40.44)
Most-billed visit code 99204
Established Patient
$94.22 typical visit price
range $16.93 – $132.22
Typical copayment $23.55 (range $4.23 – $33.05)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
87%171 patients4/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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
2 suppliers13 claims13 services$16.05 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
2 suppliers13 claims13 services$82.25 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 20

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

Internal Medicine
5215 HOLY CROSS PKWY
MISHAWAKA, IN 46545
Student in an Organized Health Care Education/Training Program
5215 HOLY CROSS PKWY
MISHAWAKA, IN 46545
Registered Nurse
5215 HOLY CROSS PKWY
MISHAWAKA, IN 46545
Physician Assistant
5215 HOLY CROSS PKWY
MISHAWAKA, IN 46545
Internal Medicine
5215 HOLY CROSS PKWY
MISHAWAKA, IN 46545
Nurse Practitioner (Neonatal, Critical Care)
5215 HOLY CROSS PKWY
MISHAWAKA, IN 46545
Dietitian, Registered
5215 HOLY CROSS PKWY
MISHAWAKA, IN 46545
Nurse Practitioner (Family)
5215 HOLY CROSS PKWY
MISHAWAKA, IN 46545

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 Samer Hassna's NPI number?

The NPI number for Samer Hassna is 1477889889. It was assigned to this individual provider in the NPPES registry on October 20, 2009.

Where is Samer Hassna located?

Samer Hassna practices at 5215 Holy Cross Pkwy St. Joseph Regional Medical Center, Mishawaka, IN 46545. The listed phone number is (574) 335-5000.

What is Samer Hassna's specialty?

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

Is Samer Hassna enrolled in Medicare?

Yes. Samer Hassna 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.

Which organizations bill Medicare for Samer Hassna's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Samer Hassna reassigns Medicare benefits to 7 organizations: Galen Inpatient Physicians PC (Mishawaka, IN), Sound Physicians Of Indiana, LLC (Mishawaka, IN), Parkview Health System,inc (Huntington, IN), Hospitalist Physicians Of Indiana, PC (Fort Wayne, IN), Hospital Services Of Indiana PC (Bluffton, IN) and 2 more organizations, listed in the Medicare section above. 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 Samer Hassna's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Samer Hassna accept?

Health plans from Anthem Blue Cross and Blue Shield and CareSource list Samer Hassna 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 Samer Hassna affiliated with any hospitals?

According to CMS data, Samer Hassna is affiliated with Saint Joseph Regional Medical Center and Lutheran Hospital Of Indiana.

When was this NPI record last updated?

The NPPES record for Samer Hassna was last updated on October 31, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.