DR. ALI MAHAJERIN M.D.
NPI 1033269816
Internal Medicine - Cardiovascular Disease in Grand Rapids, MI

Q: What is Ali Mahajerin's NPI number?

The NPI number for Ali Mahajerin is 1033269816. It was assigned to this individual provider in the NPPES registry on January 12, 2007.

Q: What is Ali Mahajerin's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Ali Mahajerin was last updated on February 25, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since January 12, 2007PECOS EnrolledAccepts Medicare Assignment

100/100

CMS Quality Rating

2900 BRADFORD ST NE, GRAND RAPIDS, MI 49525(616) 885-5000(616) 885-5020 Get Directions Write a Review

NPPES record last updated: February 25, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Ali Mahajerin M.d. NPPES

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

DR. ALI MAHAJERIN M.D. (NPI 1033269816) is an individual cardiovascular disease provider in Grand Rapids, Michigan, licensed in Michigan (4301083665) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Spectrum Health United Hospital, and is a graduate of University Of Michigan Medical School (2004).

NPPES Registry Identity

NPI1033269816

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. ALI MAHAJERINCredential: M.D.

Location Address2900 BRADFORD ST NEGrand Rapids, MI 49525-6427

Mailing Address100 Michigan St Ne, Mc 845Grand Rapids, MI 49503-2560

Phone(616) 885-5000

Fax(616) 885-5020

Sole ProprietorNo

Medical School CMSUniversity Of Michigan Medical SchoolGraduated 2004

Enumeration DateJanuary 12, 2007

Last NPPES UpdateFebruary 25, 2021

NPPES CertifiedFebruary 25, 2021

✔ NPI 1033269816 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in MI · 4301083665

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.

Also ListedInternal MedicineTaxonomy 207R00000X · License 231097 (MA), 4301083665 (MI)

2900 BRADFORD ST NE, Grand Rapids, MI 49525

Open in Google Maps ↗

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Ali Mahajerin M.d. 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 ID1355420688

PECOS Enrollment IDI20101117001559

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 30

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.

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.

349 services343 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.

258 services193 patients

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.

138 services125 patients

Physician review, interpretation, and patient management of home inr testing for patient with either mechanical heart valve(s), chronic atrial fibrillation, or venous thromboembolism who meets medicare coverage criteria; testing not occurring more frequent G0250

This service involves your doctor evaluating your home INR (a blood clotting test) results. It's for patients with a mechanical heart valve, chronic atrial fibrillation, or venous thromboembolism who meet specific criteria. It helps manage your treatment, but tests aren't conducted frequently.

125 services101 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

111 services109 patients

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.

99 services43 patients

Ultrasound of heart with color-depicted blood flow, rate and valve function 93325

An ultrasound of the heart, also known as an echocardiogram, uses sound waves to create pictures of your heart. It shows the structure, movement, and blood flow within your heart. This helps assess the heart's health and function, including the valves and rate.

94 services89 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

77 services77 patients

Ultrasound of heart, follow-up 93308

A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.

65 services61 patients

Ultrasound of heart blood flow, valves and chambers, follow-up 93321

This procedure, an echocardiogram, uses sound waves to create images of your heart. It aids in assessing your heart's blood flow, chambers, and valves. It's a follow-up procedure, ensuring that your heart is functioning properly post-treatment.

56 services52 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.

55 services55 patients

Ultrasound of heart blood flow, valves and chambers 93320

An ultrasound of your heart, also known as an echocardiogram, is a test that uses sound waves to create detailed images of your heart. It helps doctors check the health of your heart's chambers, valves, and blood flow.

48 services47 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

43 services43 patients

Ultrasound of heart with probe in esophagus, with report 93312

This procedure, called a transesophageal echocardiogram, uses a small probe passed into your esophagus to capture detailed images of your heart. The report provides information about your heart's structure and function.

38 services37 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.

35 services35 patients

External shock to heart to regulate heart beat 92960

This procedure, known as cardioversion, uses an external electrical shock to restore your heart's normal rhythm. It's typically performed when irregular heartbeats, or arrhythmias, are causing severe symptoms and aren't responding to medications.

32 services30 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

28 services28 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

27 services27 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.

26 services26 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

25 services25 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

20 services20 patients

Ct scan of blood vessels and grafts of heart with contrast 75574

A CT scan of the heart's blood vessels and grafts with contrast is a diagnostic test. A special dye (contrast) is injected into your veins, which helps create clear images of your heart's vessels and grafts. This helps doctors detect blockages or other abnormalities.

19 services19 patients

3d radiographic procedure with computerized image postprocessing 76377

A 3D radiographic procedure with computerized image postprocessing is a high-tech imaging test. It uses X-rays to create detailed 3D images of the body. The computerized postprocessing further enhances these images for more precise diagnosis and treatment planning.

18 services17 patients

Heart muscle strain imaging 93356

Heart muscle strain imaging is a non-invasive test that uses sound waves to create pictures of your heart. It helps doctors evaluate how well your heart muscle is working and detect any damage or disease. This can aid in diagnosing heart conditions and guiding treatment plans.

18 services17 patients

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

18 services18 patients

Ultrasound of heart with color-depicted blood flow, rate and valve function 93325

17 services17 patients

Heart rhythm review and interpretation of continous external ekg over 8-15 days 93248

This service involves wearing a device for 8-15 days that continuously records your heart's electrical activity. It helps in identifying irregular heart rhythms. The recorded data is then reviewed and interpreted by a healthcare professional for any abnormalities.

16 services16 patients

Ultrasound of heart, follow-up 93308

12 services12 patients

Ultrasound of heart during rest, exercise and/or drug-induced stress with report 93350

This procedure involves using ultrasound imaging to view your heart at rest, during exercise, and/or under drug-induced stress. It helps assess how well your heart responds to exertion. A report of the findings is provided after the test.

12 services12 patients

Ultrasound of heart blood flow, valves and chambers 93320

11 services11 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 United Hospital

Acute Care Hospitals · Greenville, MI

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number230035

Location615 S Bower StreetGreenville, MI 48838 · Montcalm County

Birthing friendly

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

Corewell Health Big Rapids Hospital

Acute Care Hospitals · Big Rapids, MI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230093

Location605 Oak StreetBig Rapids, MI 49307 · Mecosta County

Emergency services Birthing friendly

Corewell Health Gerber Hospital

Critical Access Hospitals · Fremont, MI

OwnershipVoluntary non-profit - Private

CMS Certification Number231338

Location212 S Sullivan StFremont, MI 49412 · Newaygo County

Emergency services Birthing friendly

Corewell Health Pennock Hospital

Critical Access Hospitals · Hastings, MI

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number231339

Location1009 W Green StHastings, MI 49058 · Barry County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49525 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.

100/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

87.54

Promoting Interoperability

100

Improvement Activities

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.

MR. MARK COLTON PA-C

Physician Assistant