DR. TANYA LYN TIVORSAK M.D.
NPI 1326160763
Radiology - Diagnostic Radiology in West Hollywood, CA

Q: What is Tanya Tivorsak's NPI number?

The NPI number for Tanya Tivorsak is 1326160763. It was assigned to this individual provider in the NPPES registry on April 5, 2007.

Q: What is Tanya Tivorsak's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Tanya Tivorsak was last updated on July 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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 April 05, 2007PECOS EnrolledAccepts Medicare Assignment

87.65/100

CMS Quality Rating

8700 BEVERLY BLVD, WEST HOLLYWOOD, CA 90048(310) 423-6500 Get Directions Write a Review

NPPES record last updated: July 2, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Tanya Lyn Tivorsak M.d. NPPES

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

DR. TANYA LYN TIVORSAK M.D. (NPI 1326160763) is an individual diagnostic radiology provider in West Hollywood, California, licensed in California (A115723) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS, maintains a secondary practice location in San Francisco, and is a graduate of University Of Rochester School Of Medicine And Dentistry (2006).

NPPES Registry Identity

NPI1326160763

Entity TypeIndividualFemale

Primary Taxonomy2085R0202X

Provider Legal NameDR. TANYA LYN TIVORSAKCredential: M.D.

Location Address8700 BEVERLY BLVDWest Hollywood, CA 90048-1804

Mailing Address3700 California St, Suite G350San Francisco, CA 94118-1618

Phone(310) 423-6500

Sole ProprietorNo

Medical School CMSUniversity Of Rochester School Of Medicine And DentistryGraduated 2006

Enumeration DateApril 5, 2007

Last NPPES UpdateJuly 2, 2025

NPPES CertifiedJuly 2, 2025

✔ NPI 1326160763 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in CA · A115723

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

8700 BEVERLY BLVD, West Hollywood, CA 90048

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Secondary Practice Location 1

Location 13700 California St, Suite G350San Francisco, CA 94118-1618 · Phone (415) 600-2940

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. Tanya Lyn Tivorsak 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 ID8729265160

PECOS Enrollment IDI20110610000534, I20250903001653

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 48

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.

X-ray of foot, minimum of 3 views 73630

An X-ray of the foot, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones and tissues in your foot. This helps to identify fractures, infections, or other abnormalities. Multiple views ensure a comprehensive examination.

265 services200 patients

X-ray of knee, 3 views 73562

An X-ray of the knee, 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the knee from three different angles. This helps medical professionals to diagnose and monitor conditions like arthritis, fractures, or infections. The process is quick and painless.

216 services164 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.

214 services198 patients

X-ray of shoulder, minimum of 2 views 73030

An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.

204 services168 patients

X-ray of knee, 1-2 views 73560

An X-ray of the knee with 1-2 views is a quick, painless test that produces images of the knee bones. It helps identify fractures, infections, or changes in the knee joint. During the procedure, you'll be asked to stay still while the X-ray machine captures the images.

197 services165 patients

X-ray of hip, 2-3 views 73502

An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.

174 services162 patients

Mri scan of leg joint without contrast 73721

An MRI scan of your leg joint is a non-invasive procedure that uses magnetic fields and radio waves to create detailed images of the structures within your leg. This helps doctors diagnose or monitor conditions without using contrast dye.

173 services151 patients

Ct scan of leg without contrast 73700

A CT scan of the leg is a non-invasive imaging test that uses X-rays to capture detailed images of your leg's bones, muscles, and blood vessels. It doesn't use contrast dye and doesn't cause any pain. It helps in diagnosing injuries or diseases.

161 services148 patients

X-ray of lower leg, 2 views 73590

An X-ray of the lower leg, 2 views, is a quick, painless test that produces images of the bones in your lower leg. It helps to identify fractures, infections, or diseases. Two different angles are used to provide a comprehensive view of the leg's structure.

136 services94 patients

X-ray of ankle, minimum of 3 views 73610

An ankle X-ray is a quick, painless imaging test. It involves capturing at least three different images or 'views' of your ankle using small amounts of radiation. These images help identify any abnormalities or injuries, such as fractures or arthritis.

134 services112 patients

X-ray of thigh bone, minimum 2 views 73552

An X-ray of the thigh bone is a non-invasive imaging test. It involves passing a small amount of radiation through the thigh to produce images of the bone structure. At least two different angles are captured for a comprehensive view. This helps detect fractures, infections, or other abnormalities.

122 services99 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.

103 services100 patients

Mri scan of leg without contrast 73718

An MRI scan of the leg without contrast is a non-invasive imaging procedure. It uses a magnetic field and radio waves to create detailed images of the structures in your leg, such as bones, muscles, and blood vessels. No contrast dye is used.

101 services93 patients

Mri scan of arm joint without contrast 73221

An MRI scan of the arm joint is a non-invasive imaging procedure that uses magnetic fields and radio waves to create detailed images of the structures within your arm joint. No contrast dye is used in this process. It helps to diagnose or monitor conditions like arthritis, injuries, or infections.

99 services91 patients

X-ray of hand, minimum of 3 views 73130

An X-ray of the hand, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones in your hand from different angles. This helps in diagnosing fractures, infections, arthritis, or other abnormalities. It's quick and painless.

90 services72 patients

X-ray of knee, 4 or more views 73564

An X-ray of the knee, 4 or more views, is a non-invasive imaging test. It involves capturing multiple images of your knee from different angles. This helps in diagnosing conditions such as fractures, arthritis, or infections. The procedure is quick and painless.

88 services65 patients

X-ray of wrist, minimum of 3 views 73110

An X-ray of the wrist, minimum of 3 views, is a diagnostic procedure that uses radiation to create images of your wrist from different angles. This helps detect fractures, infections, or other abnormalities for accurate diagnosis and treatment planning.

72 services55 patients

X-ray of pelvis, 1-2 views 72170

An X-ray of the pelvis, 1-2 views, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the lower part of your torso. These images help to detect any abnormalities or injuries in your hip bones and surrounding structures.

66 services64 patients

Ct scan of arm without contrast 73200

A CT scan of the arm without contrast is a non-invasive imaging test. It uses X-ray technology to capture detailed images of your arm's structures. It doesn't involve any contrasting dye, hence, minimal preparation is required. It helps in diagnosing injuries or conditions affecting the arm.

62 services58 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.

51 services50 patients

X-ray of upper arm, minimum of 2 views 73060

An X-ray of the upper arm with a minimum of 2 views involves capturing images of your arm from different angles. This helps in assessing the bones and surrounding tissues for any abnormalities or injuries. It's a quick, painless procedure.

49 services44 patients

X-ray of ankle, 2 views 73600

An X-ray of the ankle, 2 views, is a quick, painless test that produces images of the bones and joints in your ankle. Two different angles are used to provide a more complete picture. It helps detect fractures, sprains, arthritis, or other abnormalities. It's safe and typically takes only a few minutes.

47 services37 patients

Limited ultrasound scan of joint or other extremity structure except blood vessels 76882

A limited ultrasound scan of a joint or other extremity structure lacking blood vessels is a non-invasive procedure that uses sound waves to create images of the inside of your body. This helps in diagnosing and monitoring conditions related to your joints or other similar structures.

46 services45 patients

Ct scan of pelvis without contrast 72192

A CT scan of the pelvis without contrast is a non-invasive imaging test. It uses X-rays to create detailed pictures of your lower abdomen area. It helps in detecting issues like injuries, inflammation, or abnormal growths. It doesn't involve any dye injection.

45 services44 patients

Aspiration and/or injection of fluid from large joint 20610

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

44 services41 patients

Fluoroscopic guidance for needle placement 77002

Fluoroscopic guidance for needle placement is a medical procedure that uses a special X-ray technology to help accurately place a needle in the body. It's often used in biopsies, injections or other treatments to ensure precision and safety.

42 services40 patients

X-ray of elbow, minimum of 3 views 73080

An elbow X-ray with a minimum of 3 views is a non-invasive imaging test. It helps visualize the bones of the elbow from different angles. This aids in diagnosing conditions like fractures or arthritis. The procedure is quick, painless, and usually takes around 15 minutes.

39 services32 patients

X-ray of pelvis, minimum of 3 views 72190

An X-ray of the pelvis with a minimum of 3 views is a diagnostic procedure that uses radiation to create images of your lower body area. This helps in detecting issues like fractures, arthritis, or other abnormalities. It's quick, non-invasive, and typically painless.

37 services34 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.

36 services34 patients

Mri scan of pelvis without contrast 72195

An MRI scan of the pelvis without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed pictures of the lower part of your body. This helps doctors to identify any abnormalities or issues in that area.

31 services31 patients

Mri scan of arm without contrast 73218

An MRI scan of the arm without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed pictures of the structures within your arm. This procedure helps in diagnosing injuries or diseases affecting muscles, bones, and joints.

28 services26 patients

X-ray of foot, 2 views 73620

An X-ray of the foot, 2 views, is a quick, painless test that produces images of the bones and structures inside your foot. Two different angles are used to provide a comprehensive view. This helps doctors diagnose fractures, infections, or other abnormalities.

26 services22 patients

X-ray of forearm, 2 views 73090

An X-ray of the forearm, 2 views, is a diagnostic procedure where two different pictures of your forearm are taken using a small amount of radiation. These images help doctors assess your bone health and identify any fractures, infections, or other abnormalities.

24 services20 patients

Ct scan of leg with contrast material 73701

A CT scan of the leg with contrast material is an imaging procedure. A special dye, the contrast material, is used to highlight certain areas, making them easier to see. This scan helps to detect issues like fractures, infections, or tumors in the leg.

24 services21 patients

Mri scan of leg before and after contrast 73720

An MRI scan of the leg involves using a magnetic field and radio waves to create detailed images of the structures within your leg. Initially, images are taken without a contrast agent. Then, a contrast agent is injected into your body to enhance the images, highlighting certain areas for closer examination.

21 services15 patients

X-ray of abdomen, 1 view 74018

An X-ray of the abdomen, 1 view, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the structures in your abdomen, such as the stomach, liver, and intestines. This can help identify issues like blockages, infections, or injuries.

20 services18 patients

Aspiration and/or injection of fluid large joint using ultrasound guidance 20611

This procedure involves using ultrasound technology to accurately locate a large joint, usually the knee or shoulder. A needle is then inserted to either extract fluid (aspiration) or inject medication. The ultrasound helps ensure precision and safety.

19 services17 patients

X-ray of elbow, 2 views 73070

An elbow X-ray, 2 views, is a quick, painless imaging test. It uses a small amount of radiation to produce detailed images of your elbow from two different angles. This helps in diagnosing conditions like fractures, infection, or arthritis. It's a safe and effective way to monitor your elbow health.

19 services15 patients

X-ray of wrist, 2 views 73100

An X-ray of the wrist, 2 views, is a diagnostic procedure where two different images of your wrist are taken using a small amount of radiation. This helps identify any abnormalities or injuries such as fractures or arthritis. It's a quick, non-invasive process.

19 services17 patients

X-ray of both hips, 3-4 views 73522

An X-ray of both hips with 3-4 views is a safe imaging procedure. It involves capturing multiple pictures of your hip joints from different angles. This helps in diagnosing conditions like arthritis or fractures. You'll need to stay still during the process for clear images.

16 services16 patients

Mri scan of leg joint before and after contrast 73723

An MRI scan of your leg joint involves using a magnetic field and radio waves to create detailed images of the structures within your joint. This process is done twice, once before and once after a contrast agent is injected. The contrast helps to highlight certain tissues for a clearer picture, aiding in diagnosis.

16 services15 patients

X-ray of both hips, 2 views 73521

An X-ray of both hips, 2 views, is an imaging test that uses a small amount of radiation to create detailed pictures of your hip joints. This procedure helps to detect fractures, infections, or other abnormalities in the hip area. Two different angles will be captured for a comprehensive assessment.

15 services15 patients

Mri scan of leg joint without contrast 73721

14 services13 patients

X-ray of lower and sacral spine, 2-3 views 72100

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

13 services13 patients

Mri scan of pelvis before and after contrast 72197

An MRI scan of the pelvis before and after contrast is a non-invasive imaging technique. It uses magnetic fields and radio waves to capture detailed images of your lower abdomen. Contrast dye, safe for the body, improves image clarity. This helps detect abnormalities more accurately.

13 services13 patients

X-ray of finger, minimum of 2 views 73140

An X-ray of the finger involves capturing images of your finger from at least two different angles. This non-invasive procedure helps in visualizing the bones and joints, aiding in the diagnosis of fractures, infections, or other abnormalities. Minimal discomfort may be experienced.

13 services12 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.

13 services12 patients

Mri scan of lower spinal canal without contrast 72148

An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.

12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90048 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

$96.36 typical visit price

range $62.96 – $187.60

Typical copayment $24.09 (range $15.74 – $46.90)

Most-billed visit code 99203

Established Patient

$77.96 typical visit price

range $20.84 – $153.61

Typical copayment $19.49 (range $5.21 – $38.40)

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.

87.65/100

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

Scored as part of a group practice

Quality

Improvement Activities

Reported Quality Measures

Radiation Consideration for Adult CT: Utilization of Dose Lowering Techniques

Percentage of final reports for patients aged 18 years and older undergoing CT with documentation that one or more of the following dose reduction techniques were used: - Automated exposure control - Adjustment of the mA and/or kV according to patient size -…

100%111 patients

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.

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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. BERNICE LOUISE COLEMAN PH.D, ACNP-BC

Nurse Practitioner (Acute Care)

8700 BEVERLY BLVD, NORTH TOWER ROOM 6215
WEST HOLLYWOOD, CA 90048

Los Angeles County (310) 423-6178

DR. INGRID LEAH DOMBROWER M.D.

Psychiatry & Neurology (Psychiatry)

8700 BEVERLY BLVD
WEST HOLLYWOOD, CA 90048

Los Angeles County (310) 423-2871

ELAINE WITTERT MSW

Social Worker (Clinical)

8700 BEVERLY BLVD, SUITE AC1002
WEST HOLLYWOOD, CA 90048

Los Angeles County (310) 423-3119

DR. KENAN MOHAMMED NADAR D.O.

Pediatrics

8700 BEVERLY BLVD
WEST HOLLYWOOD, CA 90048

Los Angeles County (310) 423-4451

HAE YOON GRACE CHOUNG MD

Pathology (Anatomic Pathology & Clinical Pathology)

8700 BEVERLY BLVD
WEST HOLLYWOOD, CA 90048

Los Angeles County (310) 423-6623

CASEY DISTASO MD

Emergency Medicine

8700 BEVERLY BLVD
WEST HOLLYWOOD, CA 90048

Los Angeles County (310) 423-8780

CHIARA CASAS NP

Nurse Practitioner (Pediatrics)

8700 BEVERLY BLVD
WEST HOLLYWOOD, CA 90048

Los Angeles County (310) 423-3277

PHILIP CHENG MD

Student in an Organized Health Care Education/Training Program

8700 BEVERLY BLVD
WEST HOLLYWOOD, CA 90048

Los Angeles County (310) 423-1682

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 Tanya Tivorsak's NPI number?

The NPI number for Tanya Tivorsak is 1326160763. It was assigned to this individual provider in the NPPES registry on April 5, 2007.

Where is Tanya Tivorsak located?

Tanya Tivorsak practices at 8700 Beverly Blvd, West Hollywood, CA 90048. The listed phone number is (310) 423-6500.

What is Tanya Tivorsak's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Tanya Tivorsak enrolled in Medicare?

Yes. Tanya Tivorsak 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.

When was this NPI record last updated?

The NPPES record for Tanya Tivorsak was last updated on July 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.