RADU HAGAU MD
NPI 1073742144
Internal Medicine - Cardiovascular Disease in Mason City, IA

Q: What is Radu Hagau's NPI number?

The NPI number for Radu Hagau is 1073742144. It was assigned to this individual provider in the NPPES registry on July 9, 2009.

Q: What is Radu Hagau'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 Radu Hagau was last updated on July 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since July 09, 2009PECOS EnrolledAccepts Medicare Assignment

250 S CRESCENT DR, MASON CITY, IA 50401(641) 494-5200(641) 494-5403 Get Directions Write a Review

NPPES record last updated: July 1, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 24, 2025, Jul 10, 2024, Jun 13, 2024 and 3 more (6 updates tracked since 2017).

On this page

About Radu Hagau Md NPPES

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

RADU HAGAU MD (NPI 1073742144) is an individual cardiovascular disease provider in Mason City, Iowa, licensed in Iowa (MD-43092) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS, is affiliated with Mercyone North Iowa Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1073742144

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameRADU HAGAUCredential: MD

Location Address250 S CRESCENT DRMason City, IA 50401-2926

Mailing Address250 S Crescent DrMason City, IA 50401-2926 · (641) 494-5200 · Fax (641) 494-5403

Phone(641) 494-5200

Fax(641) 494-5403

Sole ProprietorNo

Medical School CMSOtherGraduated 2006

Enumeration DateJuly 9, 2009

Last NPPES UpdateJuly 1, 20266 updates tracked since enumeration

NPPES CertifiedJuly 1, 2026

✔ NPI 1073742144 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

Licenses✔ Licensed in IA · MD-43092✔ Licensed in IA · 43092✔ Licensed in FL · ME167152

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 LP01637 (RI)

250 S CRESCENT DR, Mason City, IA 50401

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Secondary Practice Locations 2

Location 11316 S Main StClarion, IA 50525-2019 · Phone (844) 474-4321 · Fax (515) 532-3119

Location 2403 1st St SEBelmond, IA 50421-1201 · Phone (844) 474-4321 · Fax (641) 444-5554

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan, Ambetter Health and more.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

Radu Hagau 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 ID8123336195

PECOS Enrollment IDI20160531001689

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

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

Mason City Clinic PC

Same address

Otolaryngology

250 S CRESCENT DR
Mason City, IA 50401

Reassigned Medicare billing, Iowa enrollment
65 clinicians in this Medicare group

NPI 1043254055 (800) 622-1411

North Iowa Mercy Clinics

Same address

Cardiovascular Disease

250 S CRESCENT DR
Mason City, IA 50401

Reassigned Medicare billing, Iowa enrollment
420 clinicians in this Medicare group

NPI 1801147269 (641) 494-5300

Floyd County Memorial Hospital Commission

28 mi

Emergency Medicine

800 11TH ST
Charles City, IA 50616

Reassigned Medicare billing, Iowa enrollment
Also billed through NPI 1265402390 (Iowa)
96 clinicians in this Medicare group

NPI 1346210408 (641) 228-6830

Belmond Community Hospital

29 mi

Critical Access

403 1ST ST SE
Belmond, IA 50421

Reassigned Medicare billing, Iowa enrollment
Also billed through NPI 1821122623 (Iowa)
192 clinicians in this Medicare group

NPI 1932142726 (641) 444-3500

Iowa Specialty Hospital- Clarion

39 mi

Critical Access

1316 S MAIN ST
Clarion, IA 50525

Reassigned Medicare billing, Iowa enrollment
Also billed through NPI 1821045451 (Iowa)
166 clinicians in this Medicare group

NPI 1396760153 (515) 532-2811

Mercy Medical Center - New Hampton

46 mi

Family Medicine

308 N MAPLE AVE
New Hampton, IA 50659

Reassigned Medicare billing, Iowa enrollment
Also billed through NPI 1770651515 (Iowa)
46 clinicians in this Medicare group

NPI 1568474369 (641) 394-2151

Mount Sinai Medical Center Cardiology LLC

1,405 mi

General Practice

4300 ALTON RD, DEHIRSH MEYER TOWER SUITE 2070
Miami Beach, FL 33140

Reassigned Medicare billing, Florida enrollment
48 clinicians in this Medicare group

NPI 1134366727 (305) 674-2690

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 18

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.

333 services252 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.

314 services312 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

275 services233 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.

67 services35 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.

64 services64 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.

56 services55 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.

55 services52 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.

52 services52 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.

52 services52 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.

51 services51 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.

49 services48 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.

41 services18 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.

28 services28 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

25 services25 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

23 services12 patients

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

20 services20 patients

Electrocardiogram (ecg) 2-day continuous with review by health care professional 93227

An Electrocardiogram (ECG) is a test that checks your heart's activity. The 2-day continuous ECG records your heart's rhythm non-stop for 48 hours. It helps to detect irregularities that may not occur during a shorter test. A healthcare professional will review the results to identify any issues.

15 services15 patients

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

15 services15 patients

Hospital Affiliations CMS Care Compare 5

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

Mercyone North Iowa Medical Center

Acute Care Hospitals · Mason City, IA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number160064

Location1000 Fourth Street SWMason City, IA 50401 · Cerro Gordo County

Emergency services Birthing friendly

Iowa Specialty Hospital - Belmond

Critical Access Hospitals · Belmond, IA

OwnershipGovernment - Local

CMS Certification Number161301

Location403 First Street SEBelmond, IA 50421 · Wright County

Emergency services

Iowa Specialty Hospital - Clarion

Critical Access Hospitals · Clarion, IA

OwnershipGovernment - Local

CMS Certification Number161302

Location1316 South Main StreetClarion, IA 50525 · Wright County

Emergency services Birthing friendly

Franklin General Hospital

Critical Access Hospitals · Hampton, IA

OwnershipGovernment - Local

CMS Certification Number161308

Location1720 Central Avenue EastHampton, IA 50441 · Franklin County

Emergency services

Mercy Medical Center-New Hampton

Critical Access Hospitals · New Hampton, IA

OwnershipVoluntary non-profit - Church

CMS Certification Number161331

Location308 North Maple AvenueNew Hampton, IA 50659 · Chickasaw County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 50401 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

$122.23 typical visit price

range $52.96 – $161.40

Typical copayment $30.55 (range $13.24 – $40.35)

Most-billed visit code 99204

Established Patient

$66.36 typical visit price

range $16.91 – $131.98

Typical copayment $16.59 (range $4.22 – $32.99)

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.

Referred Medical Equipment & Supplies CMS DME claims

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

Automatic external defibrillator, with integrated electrocardiogram analysis, garment type K0606

DME-Other DME · category DE013N

1 supplier11 claims11 services$2,268.14 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.

LISA HOLT PMHNP-BC

Nurse Practitioner (Psychiatric/Mental Health)

250 S CRESCENT DR
MASON CITY, IA 50401

Cerro Gordo County (641) 494-5170

DR. RENE RECINOS M.D., PHD

Plastic Surgery

250 S CRESCENT DR
MASON CITY, IA 50401

Cerro Gordo County (641) 494-5360

DR. ANGELA KAYE HARVEY AU.D.

Audiologist

250 S CRESCENT DR, #100
MASON CITY, IA 50401

Cerro Gordo County (641) 494-5180

DR. MICHAEL W CRANE M.D.

Orthopaedic Surgery

250 S CRESCENT DR
MASON CITY, IA 50401

Cerro Gordo County (641) 494-5210

KAITLYN ELIZABETH MCDERMITT PA-C

Physician Assistant

250 S CRESCENT DR
MASON CITY, IA 50401

Cerro Gordo County (641) 494-5400

TRISHA LYNN TIBBITTS ARNP

Nurse Practitioner (Family)

250 S CRESCENT DR
MASON CITY, IA 50401

Cerro Gordo County (641) 494-5360

MASON CITY CLINIC PC

Otolaryngology

250 S CRESCENT DR
MASON CITY, IA 50401

Cerro Gordo County (800) 622-1411

DR. BYRON T BEASLEY MD

Internal Medicine (Cardiovascular Disease)

250 S CRESCENT DR
MASON CITY, IA 50401

Cerro Gordo County (641) 494-5300

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 Radu Hagau's NPI number?

The NPI number for Radu Hagau is 1073742144. It was assigned to this individual provider in the NPPES registry on July 9, 2009.

Where is Radu Hagau located?

Radu Hagau practices at 250 S Crescent Dr, Mason City, IA 50401. The listed phone number is (641) 494-5200.

What is Radu Hagau's specialty?

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

Is Radu Hagau enrolled in Medicare?

Yes. Radu Hagau 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 Radu Hagau's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Radu Hagau reassigns Medicare benefits to 7 organizations: Mason City Clinic PC (Mason City, IA), North Iowa Mercy Clinics (Mason City, IA), Floyd County Memorial Hospital Commission (Charles City, IA), Belmond Community Hospital (Belmond, IA), Iowa Specialty Hospital- Clarion (Clarion, IA) 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 Radu Hagau's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Radu Hagau accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and Florida Blue (BlueCross BlueShield FL) and 4 other insurers list Radu Hagau 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 Radu Hagau affiliated with any hospitals?

According to CMS data, Radu Hagau is affiliated with Mercyone North Iowa Medical Center, Iowa Specialty Hospital - Belmond, Iowa Specialty Hospital - Clarion, Franklin General Hospital and Mercy Medical Center-New Hampton.

When was this NPI record last updated?

The NPPES record for Radu Hagau was last updated on July 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.