DR. KAREN HEDVA COHEN M.D.
NPI 1902044787
Radiology - Radiation Oncology in Round Rock, TX

Q: What is Karen Cohen's NPI number?

The NPI number for Karen Cohen is 1902044787. It was assigned to this individual provider in the NPPES registry on February 1, 2009.

Q: What is Karen Cohen's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Q: When was this NPI record last updated?

The NPPES record for Karen Cohen was last updated on March 21, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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 February 01, 2009PECOS EnrolledAccepts Medicare Assignment

89.44/100

CMS Quality Rating

2410 ROUND ROCK AVE, SUITE 150, ROUND ROCK, TX 78681(512) 341-8724(512) 687-0295 Get Directions Write a Review

NPPES record last updated: March 21, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Dr. Karen Hedva Cohen M.d. NPPES

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

DR. KAREN HEDVA COHEN M.D. (NPI 1902044787) is an individual radiation oncology provider in Round Rock, Texas, licensed in Texas (N1592) and active in the NPI registry since February 2009. She is enrolled in Medicare PECOS, is affiliated with Round Rock Medical Center, and is a graduate of Baylor College Of Medicine (2004).

NPPES Registry Identity

NPI1902044787

Entity TypeIndividualFemale

Primary Taxonomy2085R0001X

Provider Legal NameDR. KAREN HEDVA COHENCredential: M.D.

Location Address2410 ROUND ROCK AVE, SUITE 150Round Rock, TX 78681-4003

Mailing AddressPo Box 911230Dallas, TX 75391-1230 · (972) 997-8000 · Fax (972) 234-0813

Phone(512) 341-8724

Fax(512) 687-0295

Sole ProprietorNo

Medical School CMSBaylor College Of MedicineGraduated 2004

Enumeration DateFebruary 1, 2009

Last NPPES UpdateMarch 21, 2013

✔ NPI 1902044787 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0001X

License✔ Licensed in TX · N1592

Definition

A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.

2410 ROUND ROCK AVE, Round Rock, TX 78681

Open in Google Maps ↗

Other Identifiers 6

Medicare PIN8L13297TX

Medicare PINP01139279TX

Other8BZ634TX · Bcbs

Medicaid202707002TX

Medicare PIN8L13388TX

Medicaid202707001TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections 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

Dr. Karen Hedva Cohen 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 ID1557411105

PECOS Enrollment IDI20090603000038

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 Karen Cohen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Texas Oncology PA

20 mi

Medical Oncology

4101 JAMES CASEY ST STE 100
Austin, TX 78745

Reassigned Medicare billing, Texas enrollment
1,054 clinicians in this Medicare group

NPI 1972770303 (972) 997-8000

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 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.

Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967

Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.

2,750 services24 patients

Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session G6015

Intensity-modulated radiation therapy (IMRT) is a type of cancer treatment. It uses advanced technology to manipulate photon beams of radiation to conform to the shape of a tumor. IMRT allows for the radiation dose to conform more precisely to the three-dimensional shape of the tumor by modulatingâ€”or controllingâ€”the intensity of the radiation beam. This can result in better tumor control and less harm to healthy tissue.

1,281 services132 patients

Ct guidance for insertion of radiation therapy fields 77014

CT guidance for insertion of radiation therapy fields involves using a CT scan to accurately map the area of your body where radiation will be applied. This ensures the radiation targets only the necessary area, minimizing impact to healthy tissues.

907 services59 patients

Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy G6002

Stereoscopic x-ray guidance is a technique used in radiation therapy. It involves taking multiple X-ray images from different angles to create a 3D picture of the area to be treated. This helps accurately pinpoint the exact location for radiation delivery, ensuring the therapy is as effective as possible.

567 services39 patients

Calculation of radiation therapy dose 77300

Radiation therapy dose calculation is a process to determine the exact amount of radiation needed to treat a specific area in the body. This calculation helps ensure the treatment is effective while minimizing harm to healthy tissues. It's a key part of planning your radiation therapy.

375 services99 patients

Continuing radiation therapy consultation per week 77336

Continuing radiation therapy consultation per week involves regular meetings with your healthcare team. These sessions help monitor your progress, manage side effects, and adjust your treatment plan if necessary. It's a key part of ensuring the effectiveness of your radiation therapy.

346 services103 patients

Radiation treatment management, 5 treatment sessions 77427

Radiation treatment management involves a series of 5 sessions where targeted radiation is used to destroy or shrink cancer cells in your body. Each session is carefully planned to maximize effectiveness while minimizing harm to healthy tissues. You may experience side effects which will be closely monitored and managed for your comfort.

314 services80 patients

Design and construction of complex radiation treatment device 77334

The design and construction of a complex radiation treatment device is a process where a specialized instrument is created. This device targets harmful cells with high-energy rays to destroy or damage them, while minimizing impact on healthy cells. This aids in treating conditions like cancer.

271 services103 patients

Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 11-19 mev G6013

This procedure involves using high-energy radiation to target and treat disease. It covers 3 or more distinct areas, using custom blocks to protect healthy tissue. Tangential ports, wedges, and rotational beams help direct the radiation. An electron beam of 11-19 million electron volts (mev) is used for deep-seated conditions.

195 services36 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

186 services141 patients

Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev G6012

Radiation therapy involves directing high-energy particles to destroy cancer cells. The technique targets 3 or more areas, using custom blocks for precise focus. Tangential ports, wedges, and rotational beams adjust the radiation's path, while compensators balance radiation dose. Electron beam therapy with 6-10 mev energy is used for deep-seated tumors.

149 services28 patients

Complex radiation therapy planning 77263

Complex radiation therapy planning is a process to determine the most effective way to deliver radiation to a specific area in your body. It involves detailed imaging to map your body's structure, allowing for precise targeting of cancer cells while sparing healthy tissue.

118 services104 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

100 services100 patients

Cranial lesion surgery using radiation over multiple sessions 77373

Cranial lesion surgery using radiation involves targeting abnormal tissue in the brain with high-energy rays. This non-invasive procedure is done over multiple sessions to gradually destroy the lesion without harming healthy tissue. It's a precise, painless process often used when traditional surgery isn't possible.

82 services29 patients

Design and construction of radiation treatment device for high precision radiation therapy 77338

A radiation treatment device is custom-made for each patient to target cancer cells with high precision. It's designed to focus radiation on the tumor, sparing healthy tissue. This process ensures effective therapy while minimizing side effects.

73 services61 patients

High precision radiation therapy planning 77301

High precision radiation therapy planning involves detailed mapping of your body to target cancer cells accurately. Advanced imaging techniques help identify the exact location of the tumor, minimizing harm to healthy tissues. This personalized approach enhances effectiveness and reduces side effects.

72 services61 patients

Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved 77290

This procedure involves collecting necessary data to plan the best radiation treatment. It may cover 3 or more areas or any area requiring special attention. Data collection includes imaging scans and tests to understand the disease's extent and to tailor a precise, effective treatment plan.

52 services46 patients

3d radiation therapy planning 77295

3D radiation therapy planning is a procedure that uses computer imaging to map out the area needing treatment. This ensures the radiation targets the disease precisely, while minimizing exposure to surrounding healthy tissues. It's a key step in preparing for effective radiation therapy.

46 services40 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

44 services33 patients

Obtaining data needed to develop the optimal radiation treatment, 1 treatment area 77280

This procedure involves gathering essential information to create the best radiation treatment plan for a specific area. It includes scanning the treatment area and using this data to calculate the precise dose of radiation needed to target the disease effectively, while sparing healthy tissue.

38 services33 patients

Blood creatinine level 82565

A blood creatinine level test measures the amount of creatinine in your blood. Creatinine is a waste product that your body produces when it uses energy. High levels may indicate that your kidneys aren't working properly. This test is often used to monitor kidney health.

36 services29 patients

Urea nitrogen level to assess kidney function, quantitative 84520

The urea nitrogen level test is a routine blood test that checks the amount of urea nitrogen in your blood to evaluate how well your kidneys are working. If the levels are higher than normal, it may indicate that your kidneys are not functioning properly.

36 services29 patients

Special radiation treatment 77470

Special radiation treatment is a medical procedure that uses high-energy rays to destroy or damage cancer cells. It's a targeted approach that aims to minimize harm to healthy tissues. The treatment duration varies based on individual health conditions.

35 services31 patients

Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries A9552

Fluorodeoxyglucose F-18 FDG is a radioactive drug used in PET scans. It helps doctors see how your tissues and organs are functioning. The drug is given in a specific dose, up to 45 millicuries, depending on your body size and the type of scan.

28 services24 patients

Nuclear medicine study from skull base to mid-thigh with ct scan 78815

A nuclear medicine study from skull base to mid-thigh with a CT scan involves using a small amount of radioactive material and CT imaging to examine body tissues and organs. This helps detect any abnormalities by providing detailed images of the body's internal structure.

27 services23 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.

26 services20 patients

Obtaining respiratory data needed to develop the optimal radiation treatment 77293

Obtaining respiratory data is vital for optimal radiation treatment. This involves tracking your breathing patterns to ensure the precise delivery of radiation to the target area, minimizing damage to healthy tissue. It's a non-invasive process and contributes to effective treatment.

19 services18 patients

Management of cranial lesion surgery using radiation over multiple sessions 77435

This procedure involves using targeted radiation to treat a lesion in the brain over several sessions. The radiation destroys the abnormal cells, helping to control or eliminate the lesion. It's a non-invasive treatment, meaning no surgical cuts are made.

17 services17 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

16 services16 patients

Design and construction of simple radiation treatment device 77332

A simple radiation treatment device is designed and built to target specific areas in your body with high energy rays. This process is carefully planned to ensure that the radiation accurately reaches the area needing treatment, while minimizing exposure to healthy tissues.

12 services12 patients

Hospital Affiliations CMS Care Compare 3

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

Round Rock Medical Center

Acute Care Hospitals · Round Rock, TX

4/5 CMS rating

OwnershipProprietary

CMS Certification Number450718

Location2400 Round Rock AveRound Rock, TX 78681 · Williamson County

Emergency services Birthing friendly

North Austin Medical Center

Acute Care Hospitals · Austin, TX

4/5 CMS rating

OwnershipProprietary

CMS Certification Number450809

Location12221 Mopac Expressway NorthAustin, TX 78758 · Travis County

Emergency services Birthing friendly

Cedar Park Regional Medical Center

Acute Care Hospitals · Cedar Park, TX

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number670043

Location1401 Medical ParkwayCedar Park, TX 78613 · Williamson County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78681 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

$166.88 typical visit price

range $54.84 – $166.88

Typical copayment $41.72 (range $13.71 – $41.72)

Most-billed visit code 99205

Established Patient

$68.55 typical visit price

range $17.52 – $136.11

Typical copayment $17.13 (range $4.38 – $34.02)

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.

89.44/100

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

Scored through an Alternative Payment Model

Quality

75.85

Promoting Interoperability

100

Improvement Activities

Patient Reviews User submitted

Reviews are submitted by site visitors and approved by a human moderator before publication.

Review by Bernadette ***** May 29, 2026

5/5

Very caring doctor that has good knowledge and bed side manners. .

Provider 5/5

Visited this provider? Share your experience.

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

STEPHANIE S. MICHEL, M.D., P.A.

Obstetrics & Gynecology

2410 ROUND ROCK AVE, SUITE 200
ROUND ROCK, TX 78681

Williamson County (512) 341-8001

JOSEPH M SZCZYTOWSKI DO

Internal Medicine (Cardiovascular Disease)

2410 ROUND ROCK AVE, SUITE 110
ROUND ROCK, TX 78681

Williamson County (512) 341-0889

MRS. CAROL ELIZABETH JONES R.PH.

Pharmacist

2410 ROUND ROCK AVE, SUITE 150
ROUND ROCK, TX 78681

Williamson County (512) 687-0368

TARA HEYLIGER, D.O., P.A.

Obstetrics & Gynecology

2410 ROUND ROCK AVE, STE 230
ROUND ROCK, TX 78681

Williamson County (512) 246-2273

MR. THOMAS N PESSIA PHARM D., RPH

Pharmacist

2410 ROUND ROCK AVE, SUITE 150
ROUND ROCK, TX 78681

Williamson County (512) 687-0368

MICHELLE A IRVIN MD PA

Obstetrics & Gynecology

2410 ROUND ROCK AVE, 200
ROUND ROCK, TX 78681

Williamson County (512) 341-8001

CATHERINE LOUISE PARR MD

Obstetrics & Gynecology

2410 ROUND ROCK AVE, STE 200
ROUND ROCK, TX 78681

Williamson County (512) 341-8001

ONCOLOGY PHARMACY SERVICES, INC

Pharmacy (Specialty Pharmacy)

2410 ROUND ROCK AVE
ROUND ROCK, TX 78681

Williamson County (512) 687-0368

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 Karen Cohen's NPI number?

The NPI number for Karen Cohen is 1902044787. It was assigned to this individual provider in the NPPES registry on February 1, 2009.

Where is Karen Cohen located?

Karen Cohen practices at 2410 Round Rock Ave Suite 150, Round Rock, TX 78681. The listed phone number is (512) 341-8724.

What is Karen Cohen's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Karen Cohen enrolled in Medicare?

Yes. Karen Cohen 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 Karen Cohen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Cohen reassigns Medicare benefits to Texas Oncology PA (Austin, TX). 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 Karen Cohen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Karen Cohen accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 9 other insurers list Karen Cohen 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 Karen Cohen affiliated with any hospitals?

According to CMS data, Karen Cohen is affiliated with Round Rock Medical Center, North Austin Medical Center and Cedar Park Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Karen Cohen was last updated on March 21, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.

About Dr. Karen Hedva Cohen M.d. NPPES

NPPES Registry Identity

Specialties & Licenses

Other Identifiers 6

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare Enrollment Status

Medicare Billing Reassignment

Areas of Expertise CMS Part B claims 30

Hospital Affiliations CMS Care Compare 3

Round Rock Medical Center

North Austin Medical Center

Cedar Park Regional Medical Center

Physician Visit Costs CMS claims · ZIP area

Medicare Quality Performance CMS QPP · MIPS

Patient Reviews User submitted

Review by Bernadette ***** · May 29, 2026

Other Providers at the Same Location NPPES 9

Frequently Asked Questions NPPES & CMS

What is Karen Cohen's NPI number?

Where is Karen Cohen located?

What is Karen Cohen's specialty?

Is Karen Cohen enrolled in Medicare?

Which organization bills Medicare for Karen Cohen's services?

What insurance does Karen Cohen accept?

Is Karen Cohen affiliated with any hospitals?

When was this NPI record last updated?

Review by Bernadette ***** May 29, 2026