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

DR. MERSHED ALSAMARA MD
NPI 1336372010
Internal Medicine - Cardiovascular Disease in Wyoming, MI

Active since August 28, 2009PECOS EnrolledAccepts Medicare Assignment
91.35/100
CMS Quality Rating
2122 HEALTH DR SW, WYOMING, MI 49519(616) 252-5950 Get Directions Write a Review

NPPES record last updated: October 14, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 14, 2026, Sep 4, 2025, Jan 3, 2022 and 2 more (5 updates tracked since 2017).

About Dr. Mershed Alsamara Md NPPES

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

DR. MERSHED ALSAMARA MD (NPI 1336372010) is an individual cardiovascular disease provider in Wyoming, Michigan, licensed in Michigan (4301093773) and active in the NPI registry since August 2009. He is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1336372010
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameDR. MERSHED ALSAMARACredential: MD
Location Address2122 HEALTH DR SWWyoming, MI 49519-9698
Mailing Address5900 Byron Center Ave SwWyoming, MI 49519-9606 · (616) 252-5950
Sole ProprietorNo
Medical School CMSOtherGraduated 2007
Enumeration DateAugust 28, 2009
Last NPPES UpdateOctober 14, 20265 updates tracked since enumeration
NPPES CertifiedOctober 14, 2026
✔ NPI 1336372010 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Licenses✔ Licensed in MI · 4301093773✔ Licensed in WA · MD60644313
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
2122 HEALTH DR SW, Wyoming, MI 49519

Secondary Practice Locations 2

Location 11915 W Washington StGreenville, MI 48838-8279 · Phone (616) 252-5950
Location 25900 Byron Center Ave SWWyoming, MI 49519-9606 · Phone (616) 252-5950

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

Dr. Mershed Alsamara 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 ID8426366329
PECOS Enrollment IDI20250821000495
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 Reassignment

Medicare enrollment records show Mershed Alsamara reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Internal Medicine
5900 BYRON CENTER AVE SW
Wyoming, MI 49519
  • Reassigned Medicare billing, Michigan enrollment
  • 685 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 29

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
1,195 services807 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
1,044 services938 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.
644 services192 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
598 services577 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.
253 services219 patients
Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 93294
This procedure evaluates your pacemaker system remotely for up to 90 days. It checks whether single, dual, multiple lead, or leadless pacemakers are working properly. It's a safe, convenient way to ensure your heart device is functioning optimally.
209 services82 patients

Hospital Affiliations CMS Care Compare 5

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

Spectrum Health

Acute Care Hospitals · Grand Rapids, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230038
Location100 Michigan St NEGrand Rapids, MI 49503 · Kent County
Emergency services Birthing friendly

Holland Community Hospital

Acute Care Hospitals · Holland, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230072
Location602 Michigan AveHolland, MI 49423 · Ottawa County
Emergency services Birthing friendly

University Of Michigan Health - West

Acute Care Hospitals · Wyoming, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230236
Location5900 Byron Center Avenue, SWWyoming, MI 49519 · Kent County
Emergency services Birthing friendly

Good Shepherd Medical Center

Critical Access Hospitals · Hermiston, OR
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number381325
Location610 NW 11th StreetHermiston, OR 97838 · Umatilla County
Emergency services Birthing friendly

Kadlec Regional Medical Center

Acute Care Hospitals · Richland, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500058
Location888 Swift BlvdRichland, WA 99352 · Benton County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49519 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
$68.07 typical visit price
range $17.09 – $135.40
Typical copayment $17.01 (range $4.27 – $33.85)
Most-billed visit code 99213
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.

91.35/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality77.29
Promoting Interoperability100
Improvement Activities40

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.

Nurse Practitioner (Family)
2122 HEALTH DR SW
WYOMING, MI 49519
Internal Medicine (Pulmonary Disease)
2122 HEALTH DR SW
WYOMING, MI 49519
Nurse Practitioner (Family)
2122 HEALTH DR SW
WYOMING, MI 49519
Physician Assistant (Medical)
2122 HEALTH DR SW
WYOMING, MI 49519
Nurse Practitioner
2122 HEALTH DR SW
WYOMING, MI 49519
Nurse Practitioner
2122 HEALTH DR SW
WYOMING, MI 49519
Nurse Practitioner (Family)
2122 HEALTH DR SW
WYOMING, MI 49519
Nurse Practitioner
2122 HEALTH DR SW, SUITE 133
WYOMING, MI 49519

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 Mershed Alsamara's NPI number?

The NPI number for Mershed Alsamara is 1336372010. It was assigned to this individual provider in the NPPES registry on August 28, 2009.

Where is Mershed Alsamara located?

Mershed Alsamara practices at 2122 Health Dr SW, Wyoming, MI 49519. The listed phone number is (616) 252-5950.

What is Mershed Alsamara's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Mershed Alsamara enrolled in Medicare?

Yes. Mershed Alsamara 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 organization bills Medicare for Mershed Alsamara's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mershed Alsamara reassigns Medicare benefits to Metropolitan Hospital (Wyoming, MI). The 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 Mershed Alsamara's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mershed Alsamara accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Premera Blue Cross Blue Shield of Alaska and Priority Health list Mershed Alsamara 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 Mershed Alsamara affiliated with any hospitals?

According to CMS data, Mershed Alsamara is affiliated with Spectrum Health, Holland Community Hospital, University Of Michigan Health - West, Good Shepherd Medical Center and Kadlec Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Mershed Alsamara was last updated on October 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 26 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.