DR. ANDREW DEAN VASSIL M.D.
NPI 1235308347
Radiology - Radiation Oncology in Cleveland, OH

Q: What is Andrew Vassil's NPI number?

The NPI number for Andrew Vassil is 1235308347. It was assigned to this individual provider in the NPPES registry on February 22, 2008.

Q: What is Andrew Vassil'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 Andrew Vassil was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 22, 2008PECOS EnrolledAccepts Medicare Assignment

9500 EUCLID AVE, RADIATION ONCOLOGY, T28, CLEVELAND, OH 44195(216) 444-9797 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Andrew Dean Vassil M.d. NPPES

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

DR. ANDREW DEAN VASSIL M.D. (NPI 1235308347) is an individual radiation oncology provider in Cleveland, Ohio, licensed in Ohio (TRAINING LICENSE) and active in the NPI registry since February 2008. He is enrolled in Medicare PECOS, is affiliated with Medina Hospital, and is a graduate of Rutgers R W Johnson Medical School (cam/new Bruns/pisc) (2005).

NPPES Registry Identity

NPI1235308347

Entity TypeIndividualMale

Primary Taxonomy2085R0001X

Provider Legal NameDR. ANDREW DEAN VASSILCredential: M.D.

Location Address9500 EUCLID AVE, RADIATION ONCOLOGY, T28Cleveland, OH 44195-0001

Mailing Address9500 Euclid Ave, Radiation Oncology, T28Cleveland, OH 44195-0001 · (216) 444-9797

Phone(216) 444-9797

Sole ProprietorYes

Medical School CMSRutgers R W Johnson Medical School (cam/new Bruns/pisc)Graduated 2005

Enumeration DateFebruary 22, 2008

Last NPPES UpdateMarch 7, 2023

✔ NPI 1235308347 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0001X

Licenses✔ Licensed in OH · TRAINING LICENSE✔ Licensed in OH · 35.095219

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.

9500 EUCLID AVE, Cleveland, OH 44195

Open in Google Maps ↗

Other Identifiers 1

Medicaid3046439OH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Oscar Insurance Corporation of Ohio.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. Andrew Dean Vassil 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 ID3173654993

PECOS Enrollment IDI20100623000251

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 Andrew Vassil reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Cleveland Clinic Foundation

Same address

General Acute Care Hospital

9500 EUCLID AVE
Cleveland, OH 44195

Reassigned Medicare billing, Ohio enrollment
7,608 clinicians in this Medicare group

NPI 1679525919 (216) 444-2200

Wooster Clinic, LLC

50 mi

Multi-Specialty

1740 CLEVELAND RD
Wooster, OH 44691

Reassigned Medicare billing, Ohio enrollment
837 clinicians in this Medicare group

NPI 1033135009 (330) 287-4500

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 22

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.

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.

605 services51 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.

216 services84 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.

205 services71 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.

172 services60 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

109 services85 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.

103 services100 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.

73 services73 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.

58 services44 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.

50 services47 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.

48 services46 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.

45 services42 patients

Telephone medical discussion with physician, 5-10 minutes 99441

A telephone medical discussion with a physician is a brief, 5-10 minute call where you can discuss your health concerns. It's a convenient way to receive medical advice without needing to visit a clinic. It's important to prepare questions in advance to make the most of this time.

38 services24 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.

37 services37 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.

36 services35 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.

35 services31 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.

34 services33 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.

25 services24 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.

19 services19 patients

Complex radiation therapy planning for delivery of external radiation 77307

Complex radiation therapy planning involves creating a detailed plan to deliver targeted radiation doses. The process includes imaging scans to identify the area needing treatment, and designing a specific radiation plan to protect healthy tissue while effectively treating the disease.

18 services17 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.

13 services13 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.

12 services12 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

12 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Medina Hospital

Acute Care Hospitals · Medina, OH

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360091

Location1000 East Washington StreetMedina, OH 44256 · Medina County

Emergency services

Cleveland Clinic

Acute Care Hospitals · Cleveland, OH

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360180

Location9500 Euclid AvenueCleveland, OH 44195 · Cuyahoga County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 44195 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

$166.65 typical visit price

range $54.34 – $166.65

Typical copayment $41.66 (range $13.58 – $41.66)

Most-billed visit code 99205

Established Patient

$68.07 typical visit price

range $17.10 – $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.

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.

MS. MARY COLLEEN RATH R.D., L.D., CNSC

Dietitian, Registered

9500 EUCLID AVE, M17
CLEVELAND, OH 44195

Cuyahoga County (216) 444-6986

DR. CHRISTOPHER F TENGGARDJAJA M.D.

Urology (Urogynecology and Reconstructive Pelvic Surgery)

9500 EUCLID AVE, Q10-1
CLEVELAND, OH 44195

Cuyahoga County (216) 444-5600

DR. MASATO FUJIKI M.D., PH.D.

Surgery

9500 EUCLID AVE
CLEVELAND, OH 44195

Cuyahoga County (216) 444-8007

KRISTIN R JOHNSON CNP

Nurse Practitioner

9500 EUCLID AVE
CLEVELAND, OH 44195

Cuyahoga County (800) 223-2273

MONICA LYNN SHEIN CRNA

Nurse Anesthetist, Certified Registered

9500 EUCLID AVE
CLEVELAND, OH 44195

Cuyahoga County (800) 223-2273

MRS. TONYA RENEE GOINGS ACNP-BC

Nurse Practitioner (Acute Care)

9500 EUCLID AVE, SUITE RC25
CLEVELAND, OH 44195

Cuyahoga County (216) 444-2200

MS. DANA ANNE RUBIS CNP

Nurse Practitioner (Critical Care Medicine)

9500 EUCLID AVE, G58
CLEVELAND, OH 44195

Cuyahoga County (216) 444-5086

DR. RACHAEL C SULLIVAN M.D.

Surgery

9500 EUCLID AVE
CLEVELAND, OH 44195

Cuyahoga County (440) 449-1101

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 Andrew Vassil's NPI number?

The NPI number for Andrew Vassil is 1235308347. It was assigned to this individual provider in the NPPES registry on February 22, 2008.

Where is Andrew Vassil located?

Andrew Vassil practices at 9500 Euclid Ave Radiation Oncology, T28, Cleveland, OH 44195. The listed phone number is (216) 444-9797.

What is Andrew Vassil's specialty?

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

Is Andrew Vassil enrolled in Medicare?

Yes. Andrew Vassil 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 Andrew Vassil's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Vassil reassigns Medicare benefits to 2 organizations: The Cleveland Clinic Foundation (Cleveland, OH) and Wooster Clinic, LLC (Wooster, OH). 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 Andrew Vassil's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Andrew Vassil accept?

Health plans from Anthem Blue Cross and Blue Shield and Oscar Insurance Corporation of Ohio list Andrew Vassil 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 Andrew Vassil affiliated with any hospitals?

According to CMS data, Andrew Vassil is affiliated with Medina Hospital and Cleveland Clinic.

When was this NPI record last updated?

The NPPES record for Andrew Vassil was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.