DR. GEOFFREY JONATHAN SAKELLIS M.D.
NPI 1376757757
Radiology - Diagnostic Radiology in Springfield, MA

Q: What is Geoffrey Sakellis's NPI number?

The NPI number for Geoffrey Sakellis is 1376757757. It was assigned to this individual provider in the NPPES registry on May 9, 2007.

Q: What is Geoffrey Sakellis'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 Geoffrey Sakellis was last updated on October 20, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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 May 09, 2007PECOS EnrolledAccepts Medicare Assignment

75.81/100

CMS Quality Rating

759 CHESTNUT ST, SPRINGFIELD, MA 01199(413) 794-0884 Get Directions Write a Review

NPPES record last updated: October 20, 2009. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Geoffrey Jonathan Sakellis M.d. NPPES

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

DR. GEOFFREY JONATHAN SAKELLIS M.D. (NPI 1376757757) is an individual diagnostic radiology provider in Springfield, Massachusetts, licensed in Massachusetts (225729) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS and is a graduate of New York University School Of Medicine (2005).

NPPES Registry Identity

NPI1376757757

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameDR. GEOFFREY JONATHAN SAKELLISCredential: M.D.

Location Address759 CHESTNUT STSpringfield, MA 01199-1001

Mailing Address759 Chestnut StSpringfield, MA 01199-1001 · (413) 794-0884

Phone(413) 794-0884

Sole ProprietorNo

Medical School CMSNew York University School Of MedicineGraduated 2005

Enumeration DateMay 9, 2007

Last NPPES UpdateOctober 20, 2009

✔ NPI 1376757757 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 MA · 225729

Definition

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

759 CHESTNUT ST, Springfield, MA 01199

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona, Molina Healthcare.Insurance ›

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. Geoffrey Jonathan Sakellis 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 ID4486827904

PECOS Enrollment IDI20111028000324

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 51

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.

Injection, gadoterate meglumine, 0.1 ml A9575

Gadoterate meglumine is a contrast agent used in MRI scans to help visualize certain areas of your body more clearly. It's injected into your bloodstream, typically through a vein in your arm, and helps doctors get more detailed images.

4,760 services48 patients

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.

4,075 services37 patients

Piflufolastat f-18, diagnostic, 1 millicurie A9595

Piflufolastat F-18 is a radioactive diagnostic agent used in PET scans. It helps visualize certain cells in your body, aiding doctors in diagnosing specific conditions. This service involves injecting 1 millicurie of the agent into your body.

567 services62 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.

282 services260 patients

Nuclear medicine study of liver and bile duct system with use of drugs 78227

A nuclear medicine study of the liver and bile duct system involves injecting a safe, radioactive substance into the body. This substance helps create images of these areas on a special camera. It's often combined with drug use to improve image clarity and aid in diagnosing various conditions.

145 services145 patients

Technetium tc-99m mebrofenin, diagnostic, per study dose, up to 15 millicuries A9537

Technetium Tc-99m Mebrofenin is a diagnostic test used to assess your liver function. A small amount of a radioactive substance is injected into your body, which helps create images of your liver for detailed examination. It's safe and essential for accurate diagnosis.

134 services134 patients

Technetium tc-99m medronate, diagnostic, per study dose, up to 30 millicuries A9503

Technetium Tc-99m Medronate is a diagnostic procedure that uses a small amount of radioactive material to examine the health of your bones. It helps to detect bone diseases or abnormalities. The procedure is safe, with the radioactive substance naturally leaving your body after the test.

128 services127 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.

127 services120 patients

Injection, sincalide, 5 micrograms J2805

Sincalide injection, containing 5 micrograms of the active ingredient, is a procedure used to stimulate your digestive system. It helps in assessing gallbladder function or diagnosing issues related to the pancreas or bile ducts. It's a safe, quick procedure.

90 services83 patients

Dxa bone density measurement of hip, pelvis, spine 77080

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

87 services87 patients

Screening 3d breast mammography 77063

Screening 3D breast mammography is a procedure that uses low-dose X-rays to create detailed images of the breast. This allows for early detection of any unusual changes or growths. It's a non-invasive, outpatient procedure that typically takes about 30 minutes.

85 services85 patients

Screening mammography 77067

Screening mammography is a preventative measure that uses low-dose X-rays to take images of the chest area. It's a key tool in early detection of abnormalities, helping to identify issues before they become symptomatic. It is recommended annually for certain age groups.

85 services85 patients

Nuclear medicine study of stomach to assess emptying 78264

A nuclear medicine study of the stomach assesses how quickly food leaves the stomach. A safe, radioactive substance is added to a meal. The radiation emitted is tracked, creating images that show the food's progress through the stomach. It's non-invasive and painless.

76 services76 patients

Technetium tc-99m sulfur colloid, diagnostic, per study dose, up to 20 millicuries A9541

Technetium Tc-99m sulfur colloid is used in diagnostic imaging tests. It helps to highlight areas of concern in the body by emitting a small amount of radiation that can be detected by a special camera. This helps doctors to diagnose and monitor various health conditions.

74 services74 patients

Nuclear medicine study of bone and/or joint whole body 78306

A nuclear medicine study of bone and/or joint whole body involves injecting a small amount of radioactive material into your body. This material travels to your bones and emits energy. A special camera captures this energy, creating images of your bones to help identify any abnormalities.

72 services71 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.

66 services66 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.

64 services62 patients

Injection, furosemide, up to 20 mg J1940

Furosemide is a medication given via injection, often to help your body eliminate excess fluid or salt. It's typically used to treat issues like heart failure or high blood pressure. The dose mentioned, up to 20 mg, will be adjusted based on your specific needs.

56 services34 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.

53 services46 patients

Nuclear medicine study of bone taken at different times 78315

A nuclear medicine bone study involves injecting a small amount of radioactive material into your body. This material collects in the bones and is detected by a special camera to create images. These images are taken at different times to track changes and help diagnose bone conditions.

45 services45 patients

Technetium tc-99m mertiatide, diagnostic, per study dose, up to 15 millicuries A9562

Technetium Tc-99m Mertiatide is a radiopharmaceutical diagnostic test. It involves the injection of a small dose of radioactive material to create images of your kidneys. This helps doctors evaluate kidney function and detect any abnormalities.

44 services43 patients

Nuclear medicine studies of kidney, blood flow, and function 78709

Nuclear medicine studies of the kidney, blood flow, and function involve using small amounts of radioactive materials to create images of your kidneys. This helps in assessing their structure and working condition, aiding in early diagnosis and treatment planning.

43 services42 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.

42 services31 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.

39 services29 patients

Nuclear medicine study of lung ventilation and circulation 78582

A nuclear medicine lung ventilation and circulation study uses a safe radioactive material to create images of air and blood flow in your lungs. It helps identify issues like blood clots or lung diseases. You inhale or receive an injection of this material, and a special camera captures the images.

30 services30 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.

29 services28 patients

Technetium tc-99m macroaggregated albumin, diagnostic, per study dose, up to 10 millicuries A9540

Technetium Tc-99m Macroaggregated Albumin is a diagnostic procedure. It involves a safe radioactive substance injected into your bloodstream. The substance helps create clear images of blood flow in your lungs, aiding in accurate diagnosis.

29 services29 patients

Mri scan of upper spinal canal without contrast 72141

An MRI scan of the upper spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your upper spine. This helps doctors identify issues such as injuries, infections or diseases. No dye is used.

25 services25 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.

24 services24 patients

Nuclear medicine study, spect imaging with concurrent ct scan, 1 area or single acquisition, single day imaging 78830

A nuclear medicine study with SPECT and concurrent CT scan is a special imaging test. It uses a small amount of radioactive substance and advanced imaging techniques to create detailed pictures of your internal body structures. It aids in diagnosing and tracking the progress of treatment for various diseases.

24 services24 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.

23 services21 patients

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.

23 services20 patients

Complete ultrasound scan of abdomen 76700

A complete ultrasound scan of the abdomen is a non-invasive imaging procedure. It uses sound waves to produce images of the organs in your abdomen, such as the liver, gallbladder, spleen, pancreas, and kidneys. It helps in diagnosing, monitoring, and planning treatments.

22 services21 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.

21 services19 patients

Nuclear medicine study of bone and/or joint limited area 78300

A nuclear medicine study of a limited bone/joint area involves injecting a small amount of radioactive material into your body. This material travels to your bones and emits radiation detected by a special camera, creating images of your bones. It helps diagnose bone diseases or injuries.

19 services19 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.

18 services18 patients

Mri scan of middle spinal canal without contrast 72146

An MRI scan of the middle spinal canal without contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed images of your spine. This helps doctors identify any abnormalities or issues in your spinal canal. No dye is used in this procedure.

18 services18 patients

Ct scan head or brain without contrast 70450

A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.

17 services17 patients

Mri scan of brain before and after contrast 70553

An MRI scan of the brain, both before and after contrast, helps visualize different brain structures. Initially, images are taken without a contrast agent. Then, a safe dye is injected which helps highlight certain areas, providing clearer, more detailed images.

17 services17 patients

X-ray of lower and sacral spine, minimum of 4 views 72110

An X-ray of the lower and sacral spine involves capturing images of your lower back and tailbone area. It helps in identifying issues like fractures, arthritis, or other abnormalities. At least four different angles or 'views' are taken to get a comprehensive picture.

17 services17 patients

Ct scan of abdomen and pelvis before and after contrast 74178

A CT scan of your abdomen and pelvis with and without contrast helps visualize your internal organs better. Contrast is a special dye that improves the clarity of the images. It's taken orally or injected into your veins before the scan. The process is painless and quick.

17 services17 patients

Nuclear medicine study of parathyroid with spect 78071

A nuclear medicine study of the parathyroid with SPECT is a diagnostic test that uses a small amount of radioactive material and a special camera to create images of your parathyroid glands. This test helps identify any abnormalities, aiding in accurate diagnosis and treatment.

17 services17 patients

Complete ultrasound scan behind abdominal cavity 76770

A complete ultrasound scan behind the abdominal cavity is a non-invasive imaging procedure. It uses sound waves to create pictures of the structures and organs located at the back of your abdomen. It helps in diagnosing health conditions and monitoring ongoing treatments.

16 services16 patients

X-ray of upper spine, 2-3 views 72040

An X-ray of the upper spine, with 2-3 views, is a painless procedure that employs a small amount of radiation to capture images of your neck and upper back. It assists in diagnosing conditions like arthritis, fractures, or spinal deformities.

15 services14 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.

15 services11 patients

Nuclear medicine study whole body with ct scan 78816

A Nuclear Medicine Study with a CT Scan is a diagnostic procedure. It uses a small amount of radioactive substance and a CT scan to create detailed images of your body. These images help doctors diagnose, monitor, and treat various conditions.

15 services15 patients

Technetium tc-99m sestamibi, diagnostic, per study dose A9500

Technetium Tc-99m Sestamibi is a diagnostic test used to create images of your heart or breast tissues. It involves a safe radioactive substance injection that helps doctors to detect any abnormalities or changes in these tissues.

15 services15 patients

Mri scan of brain without contrast 70551

An MRI scan of the brain without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your brain. It helps in detecting abnormalities like tumors, stroke, inflammation, or infection.

13 services13 patients

Ultrasound scan of head and neck soft tissue 76536

An ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.

13 services13 patients

Ct scan of lower spine without contrast 72131

A CT scan of the lower spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed images of your lower back area, helping to detect conditions like fractures, infections, or tumors. It's painless and generally quick.

12 services12 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.

12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01199 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

$90.70 typical visit price

range $58.86 – $177.36

Typical copayment $22.67 (range $14.71 – $44.34)

Most-billed visit code 99203

Established Patient

$73.22 typical visit price

range $19.11 – $144.84

Typical copayment $18.30 (range $4.77 – $36.21)

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.

75.81/100

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%33 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.

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.

DENNIS ZAMBRANO

Student in an Organized Health Care Education/Training Program

759 CHESTNUT ST
SPRINGFIELD, MA 01199

Hampden County (413) 794-0000

CHARLES E BROWN

Nurse Anesthetist, Certified Registered

759 CHESTNUT ST
SPRINGFIELD, MA 01199

Hampden County (413) 794-3520

RAISA KHAN

Student in an Organized Health Care Education/Training Program

759 CHESTNUT ST
SPRINGFIELD, MA 01199

Hampden County (413) 794-0000

VICTORIA YOUNES

Student in an Organized Health Care Education/Training Program

759 CHESTNUT ST
SPRINGFIELD, MA 01199

Hampden County (418) 794-0000

MR. ROBERT J RUSSELL PCNS

Clinical Nurse Specialist (Psychiatric/Mental Health)

759 CHESTNUT ST
SPRINGFIELD, MA 01199

Hampden County (413) 794-3376

DR. BENJAMIN J BARNES MD

Psychiatry & Neurology (Neurology)

759 CHESTNUT ST
SPRINGFIELD, MA 01199

Hampden County (413) 794-4440

BAYSTATE MEDICAL CENTER INC

Pharmacy (Community/Retail Pharmacy)

759 CHESTNUT ST, DALY 3 PHARMACY
SPRINGFIELD, MA 01199

Hampden County (413) 794-3291

JEFFREY WALBRIDGE DO

Pediatrics

759 CHESTNUT ST
SPRINGFIELD, MA 01199

Hampden County (413) 794-0000

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 Geoffrey Sakellis's NPI number?

The NPI number for Geoffrey Sakellis is 1376757757. It was assigned to this individual provider in the NPPES registry on May 9, 2007.

Where is Geoffrey Sakellis located?

Geoffrey Sakellis practices at 759 Chestnut St, Springfield, MA 01199. The listed phone number is (413) 794-0884.

What is Geoffrey Sakellis's specialty?

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

Is Geoffrey Sakellis enrolled in Medicare?

Yes. Geoffrey Sakellis 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.

What insurance does Geoffrey Sakellis accept?

Health plans from Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona and Molina Healthcare list Geoffrey Sakellis 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.

When was this NPI record last updated?

The NPPES record for Geoffrey Sakellis was last updated on October 20, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.