DR. LOYRIRK TEMIYAKARN M.D.
NPI 1285952572
Radiology - Vascular & Interventional Radiology in Chicago, IL

Q: What is Loyrirk Temiyakarn's NPI number?

The NPI number for Loyrirk Temiyakarn is 1285952572. It was assigned to this individual provider in the NPPES registry on May 11, 2010.

Q: What is Loyrirk Temiyakarn's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.

Active since May 11, 2010PECOS EnrolledAccepts Medicare Assignment

836 W WELLINGTON AVE, CHICAGO, IL 60657(773) 296-9002 Get Directions Write a Review

NPPES record last updated: March 6, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 6, 2026, Apr 15, 2024, Dec 28, 2021 and 1 more (4 updates tracked since 2016).

On this page

About Dr. Loyrirk Temiyakarn M.d. NPPES

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

DR. LOYRIRK TEMIYAKARN M.D. (NPI 1285952572) is an individual vascular & interventional radiology provider in Chicago, Illinois, licensed in Illinois (036.154977) and active in the NPI registry since May 2010. He is enrolled in Medicare PECOS, is affiliated with Advocate Illinois Masonic Medical Center, and maintains a secondary practice location in Memphis.

NPPES Registry Identity

NPI1285952572

Entity TypeIndividualMale

Primary Taxonomy2085R0204X

Provider Legal NameDR. LOYRIRK TEMIYAKARNCredential: M.D.

Location Address836 W WELLINGTON AVEChicago, IL 60657-5147

Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900 · Fax (847) 390-4757

Phone(773) 296-9002

Sole ProprietorNo

Medical School CMSUniversity Of Tennessee, Hsc, College Of MedicineGraduated 2010

Enumeration DateMay 11, 2010

Last NPPES UpdateMarch 6, 20264 updates tracked since enumeration

NPPES CertifiedMarch 6, 2026

✔ NPI 1285952572 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Vascular & Interventional RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0204X

Licenses✔ Licensed in IL · 036.154977✔ Licensed in TN · 50213

Definition

A radiologist who diagnoses and treats diseases by various radiologic imaging modalities. These include fluoroscopy, digital radiography, computed tomography, sonography and magnetic resonance imaging.

Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X · License 50213 (TN)

836 W WELLINGTON AVE, Chicago, IL 60657

Open in Google Maps ↗

Secondary Practice Location 1

Location 1877 Jefferson AveMemphis, TN 38103-2807 · Phone (901) 448-2657

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health, Oscar Insurance Company.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. Loyrirk Temiyakarn 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 ID9830336536

PECOS Enrollment IDI20160706002260, I20210414000909

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 Loyrirk Temiyakarn reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Advocate Health And Hospitals Corp.

1.0 mi

Cardiovascular Disease

3118 N ASHLAND AVE
Chicago, IL 60657

Reassigned Medicare billing, Illinois enrollment
4,870 clinicians in this Medicare group

NPI 1487951711 (773) 880-9722

Integrated Imaging Consultants LLC

12 mi

Diagnostic Radiology

1775 DEMPSTER ST
Park Ridge, IL 60068

Reassigned Medicare billing, Illinois enrollment
202 clinicians in this Medicare group

NPI 1700285335 (847) 803-1000

Ut Regional One Physicians Inc

486 mi

Surgery

877 JEFFERSON AVE
Memphis, TN 38103

Reassigned Medicare billing, Tennessee enrollment
421 clinicians in this Medicare group

NPI 1093130585 (901) 545-8336

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 31

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.

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.

113 services98 patients

Ct scan of chest without contrast 71250

A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.

82 services78 patients

Ct scan of blood vessels of chest with contrast 71275

A CT scan of the chest with contrast is a non-invasive imaging test. It uses X-rays and a special dye to get detailed images of your blood vessels in the chest. This helps in diagnosing conditions related to heart and lungs.

81 services81 patients

Ultrasound study of arm or leg veins with compression and maneuvers 93970

An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.

58 services58 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

51 services47 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

46 services43 patients

Ultrasonic guidance for blood vessel access 76937

Ultrasonic guidance for blood vessel access is a medical procedure where sound waves are used to create images of your blood vessels. This helps doctors to accurately locate and access the vessels for treatments or tests, ensuring safety and precision.

46 services38 patients

Ct scan of abdomen and pelvis with contrast 74177

A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.

43 services43 patients

Ct scan of chest with contrast 71260

A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.

42 services42 patients

Ultrasound of both sides of head and neck blood flow 93880

An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.

41 services41 patients

Fluoroscopic guidance for insertion or removal of central vein access device 77001

Fluoroscopic guidance for central vein access device insertion or removal is a procedure where a special X-ray, called a fluoroscope, is used to help accurately place or remove a device in a central vein. This device aids in delivering medications or collecting blood samples.

37 services36 patients

Ct scan of abdomen and pelvis without contrast 74176

A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.

34 services34 patients

3d radiographic procedure 76376

A 3D radiographic procedure is a non-invasive imaging test that helps doctors visualize the internal structures of your body in three dimensions. This advanced technology provides detailed images, aiding in accurate diagnosis and treatment planning. It involves exposure to minimal radiation.

30 services29 patients

Ultrasonic guidance for needle placement 76942

Ultrasonic guidance for needle placement is a technique where sound waves create images that help accurately position the needle during procedures. This method ensures precision, minimizes discomfort, and increases safety.

30 services30 patients

Ct scan of blood vessels of abdomen and pelvis with contrast 74174

A CT scan of the abdomen and pelvis with contrast is a medical imaging procedure. A special dye, called contrast, is used to make blood vessels more visible. The scan produces detailed images of your abdomen and pelvis, helping doctors to diagnose conditions or plan treatments.

28 services28 patients

Ultrasound of leg arteries or artery grafts 93925

An ultrasound of leg arteries or artery grafts is a non-invasive imaging test. It uses high-frequency sound waves to capture live images from inside your body, specifically your leg arteries or grafts. This helps in detecting any blockages or abnormalities.

26 services26 patients

Drainage of fluid from abdominal cavity using imaging guidance 49083

This procedure involves removing excess fluid from your abdominal cavity, which can relieve discomfort. A specialist uses imaging technology to guide a thin needle into the right spot. The fluid is then drained out safely.

25 services20 patients

Low dose ct scan of chest for lung cancer screening 71271

A low-dose CT scan of the chest is a quick, painless procedure that uses a small amount of radiation to create detailed images of your lungs. It's a key tool for early detection of lung cancer, especially for those at high risk.

25 services25 patients

X-ray of chest, 2 views 71046

21 services21 patients

Ct scan of chest without contrast 71250

21 services21 patients

Review by radiologist of ct guidance for needle placement 77012

This process involves a radiologist examining CT scan images to accurately guide a needle's placement within the body. This technique is often used for biopsies or treatments, ensuring precision and safety.

21 services19 patients

Insertion of central venous tube with port (5 years or older) 36561

A central venous tube with port is a small, flexible tube inserted into a large vein, usually in the chest. It allows for easy administration of medication, fluids, or blood products over a long period. A port is attached under the skin for easy access. It's safe for individuals aged 5 and above.

20 services20 patients

Aspiration of fluid from chest cavity using imaging guidance 32555

This procedure, known as a thoracentesis, involves removing fluid from the space between the lungs and chest wall, called the pleural space. It's performed under imaging guidance to ensure precision. It can help diagnose conditions or relieve symptoms like shortness of breath.

19 services17 patients

X-ray of chest, 1 view 71045

A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.

19 services19 patients

Ultrasound scan of abdominal aorta 76706

An ultrasound scan of the abdominal aorta is a non-invasive imaging test. It uses sound waves to create pictures of the main blood vessel in your abdomen, the aorta, to check its size and shape. This helps detect any abnormalities or issues early.

19 services19 patients

Ultrasound study of arm and leg arteries 93922

An ultrasound study of arm and leg arteries is a non-invasive procedure that uses sound waves to create images of your arteries. It helps in checking blood flow, identifying blockages, or detecting other abnormalities in your arteries.

18 services18 patients

Needle biopsy of liver through skin 47000

A needle biopsy of the liver through skin is a procedure where a small tissue sample from your liver is collected using a thin needle. This is done to diagnose liver diseases or conditions. It involves inserting the needle through your skin and into your liver.

16 services16 patients

Biopsy and aspiration of bone marrow sample for diagnosis 38222

A bone marrow biopsy and aspiration is a procedure where a small amount of bone marrow is removed for testing. It involves inserting a needle into a bone, typically the hip, to collect a sample. It can help diagnose various diseases and monitor treatment effectiveness.

15 services13 patients

Ct scan of chest with contrast 71260

12 services12 patients

Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts 93978

This procedure involves using sound waves to create images of your aorta, vena cava, groin vessels, or bypass grafts. It helps to detect abnormalities or blockages, ensuring your blood flows smoothly. It's painless and non-invasive.

12 services12 patients

Ultrasound of one leg arteries or artery grafts 93926

An ultrasound of leg arteries or artery grafts is a non-invasive test using sound waves to create images of your blood vessels. This helps doctors assess blood flow, identify blockages, and monitor the health of grafts.

11 services11 patients

Hospital Affiliations CMS Care Compare 3

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

Advocate Illinois Masonic Medical Center

Acute Care Hospitals · Chicago, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140182

Location836 West Wellington AvenueChicago, IL 60657 · Cook County

Emergency services Birthing friendly

Advocate Good Shepherd Hospital

Acute Care Hospitals · Barrington, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number140291

Location450 West Highway 22Barrington, IL 60010 · Lake County

Emergency services Birthing friendly

Regional One Health

Acute Care Hospitals · Memphis, TN

1/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number440152

Location877 Jefferson AvenueMemphis, TN 38103 · Shelby County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60657 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

$94.06 typical visit price

range $60.08 – $183.39

Typical copayment $23.51 (range $15.02 – $45.84)

Most-billed visit code 99203

Established Patient

$74.80 typical visit price

range $18.97 – $148.12

Typical copayment $18.70 (range $4.74 – $37.03)

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.

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.

DR. ROBERT R TURELLI JR. MD

Emergency Medicine

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 296-5878

JAYME L. CAPPA

Speech-Language Pathologist

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 296-7988

DR. CHIMUANYA OKOLI MD

Internal Medicine (Sleep Medicine)

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 296-5424

DEBRA FARIDA

Nurse Anesthetist, Certified Registered

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 975-1600

MALIK SAHOURI DO

Anesthesiology

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 296-5187

SERGIO GUTIERREZ NUNEZ MD

Anesthesiology

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 296-5187

MS. NOREEN MARIE SHERIDAN RD. LDN,CDE

Dietitian, Registered

836 W WELLINGTON AVE, FOOD AND NUTRITION DEPT.
CHICAGO, IL 60657

Cook County (773) 296-5912

ANN M HARVEY APN, CNP

Nurse Practitioner

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 296-3646

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 Loyrirk Temiyakarn's NPI number?

The NPI number for Loyrirk Temiyakarn is 1285952572. It was assigned to this individual provider in the NPPES registry on May 11, 2010.

Where is Loyrirk Temiyakarn located?

Loyrirk Temiyakarn practices at 836 W Wellington Ave, Chicago, IL 60657. The listed phone number is (773) 296-9002.

What is Loyrirk Temiyakarn's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.

Is Loyrirk Temiyakarn enrolled in Medicare?

Yes. Loyrirk Temiyakarn 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 Loyrirk Temiyakarn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Loyrirk Temiyakarn reassigns Medicare benefits to 3 organizations: Advocate Health And Hospitals Corp. (Chicago, IL), Integrated Imaging Consultants LLC (Park Ridge, IL) and Ut Regional One Physicians Inc (Memphis, TN). 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 Loyrirk Temiyakarn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Loyrirk Temiyakarn accept?

Health plans from Oscar Health and Oscar Insurance Company list Loyrirk Temiyakarn 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 Loyrirk Temiyakarn affiliated with any hospitals?

According to CMS data, Loyrirk Temiyakarn is affiliated with Advocate Illinois Masonic Medical Center, Advocate Good Shepherd Hospital and Regional One Health.

When was this NPI record last updated?

The NPPES record for Loyrirk Temiyakarn was last updated on March 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.