JOHN G NAJJAR MD
NPI 1487630935
Surgery - Vascular Surgery in Worcester, MA

NPI Status: Active since December 16, 2005

Contact Information

123 SUMMER ST
SUITE 210
WORCESTER, MA
ZIP 01608
Phone: (508) 368-3190
Fax: (508) 368-3193

Get Directions Write a Review

  • Individual
  • Male
  • Years of Experience 33
  • Surgery
  • Vascular Surgery
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About JOHN NAJJAR

This page provides the complete NPI Profile along with additional information for John Najjar, a provider established in Worcester, Massachusetts with a medical specialization in Surgery, focusing in vascular surgery and more than 33 years of experience. The healthcare provider is registered in the NPI registry with number 1487630935 assigned on December 2005. The practitioner's primary taxonomy code is 2086S0129X with license number 210201 (MA). The provider is registered as an individual and his NPI record was last updated 17 years ago.

NPI
1487630935
Provider Name
JOHN G NAJJAR MD
Gender
Male
Entity Type
Individual
Location Address
123 SUMMER ST SUITE 210 WORCESTER, MA 01608
Location Phone
(508) 368-3190
Location Fax
(508) 368-3193
Mailing Address
630 PLANTATION ST WORCESTER, MA 01605
Mailing Phone
(508) 368-3190
Mailing Fax
(508) 368-3193
Medical School Name
OTHER
Graduation Year
1993
Is Sole Proprietor?
No
Enumeration Date
12-16-2005
Last Update Date
02-20-2009
Code Navigator

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Surgery Vascular Surgery

Taxonomy Code
2086S0129X
Type
Allopathic & Osteopathic Physicians
License No.
210201
License State
MA
Taxonomy Description
A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1208600000XAllopathic & Osteopathic Physicians

Surgery

210201 (MA)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Anthem Bronze Access Blue New England HMO 6000/20%/8000 w/HSA - HMO
  • Anthem Bronze Access Blue New England HMO 7000/50%/8000 w/HSA - HMO
  • Anthem Bronze Access Blue New England HMO 7500/30%/10000 Value - HMO
  • Anthem Bronze Access Blue New England HMO 8500/50%/9200 - HMO
  • Anthem Gold Access Blue New England HMO 1000/20%/7500 - HMO
  • Anthem Gold Access Blue New England HMO 2000/0%/6500 RxD - HMO
  • Anthem Gold Access Blue New England HMO 2000/10%/4600 w/HSA - HMO
  • Anthem Gold Access Blue New England HMO 2000/10%/7500 - HMO
  • Anthem Gold Access Blue New England HMO 2000/20%/4600 w/HSA - HMO
  • Anthem Gold Access Blue New England HMO 3000/0%/7500 RxD - HMO

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
042472266OTHER (01)HEALTHCARE VALUE MANAGEME
042472266OTHER (01)ONE HEALTH PLAN
042472266OTHER (01)PRIVATE HEALTHCARE SYSTEM
784058OTHER (01)MVP HEALTH CARE
042472266OTHER (01)TRICARE CHAMPUS
0142701OTHER (01)WELFARE
J23719OTHER (01)BLUE CARE ELECT
H55639MEDICARE UPIN (02) 
A33606MEDICARE ID-TYPE UNSPECIFIED (04)B
A33606MEDICARE ID-TYPE UNSPECIFIED (04) 
1927085OTHER (01)FIRST HEALTH
61247OTHER (01)FALLON COMMUNITY HEALTH
7258566OTHER (01)AETNA US HEALTHCARE
042472266OTHER (01)THREE RIVERS
3700073OTHER (01)EVERCARE
J23719OTHER (01)BLUE SHIELD HMO BLUE
0142701OTHER (01)HEALTHY START
J23719OTHER (01)BLUE SHIELD INDEMNITY
6272907OTHER (01)CIGNA HEALTH PLAN
AA4381OTHER (01)HARVARD PILGRIM HEALTHCAR

Medicare Participation & PECOS Enrollment Status

John Najjar is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

John Najjar is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 3779628896

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20100301000611

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Complete ultrasound of abdomen and pelvis artery and vein blood flow

This procedure uses sound waves to create images of your abdomen and pelvis, specifically focusing on the arteries and veins. It helps in assessing the blood flow and detecting any abnormalities, ensuring your overall well-being.

This service was performed 40 times for 39 patients

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

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

This service was performed 70 times for 68 patients

Complete ultrasound study of arm and leg arteries

This procedure involves using sound waves to produce images of your arm and leg arteries. It helps identify blockages or abnormalities that could lead to conditions like stroke or peripheral artery disease. It's non-invasive and painless.

This service was performed 100 times for 98 patients

Destruction of first incompetent vein of arm or leg using radiofrequency and imaging guidance

This procedure involves using radiofrequency energy, a type of heat energy, to close off an unhealthy vein in your arm or leg. Imaging guidance helps ensure precise targeting of the vein. This helps improve blood flow by rerouting it through healthier veins.

This service was performed 13 times for 13 patients

Established patient office or other outpatient visit, 20-29 minutes

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.

This service was performed 61 times for 57 patients

Established patient office or other outpatient visit, 30-39 minutes

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.

This service was performed 24 times for 15 patients

Established patient office or other outpatient visit, 30-39 minutes

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.

This service was performed 162 times for 134 patients

Follow-up hospital inpatient care per day, typically 35 minutes

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

This service was performed 33 times for 23 patients

Initial hospital inpatient care per day, typically 50 minutes

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

This service was performed 33 times for 33 patients

Insertion of needle into vein for collection of blood sample

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.

This service was performed 20 times for 19 patients

Leg revascularization (restoring blood flow)

Leg revascularization is a procedure aimed at restoring proper blood flow to your legs. It's often needed when blood vessels in your legs are blocked or narrowed. The process may involve surgery or less invasive methods to remove or bypass blockages, helping to alleviate pain and prevent serious complications.

This service was performed for 33 patients

New patient office or other outpatient visit, 30-44 minutes

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.

This service was performed 16 times for 16 patients

New patient office or other outpatient visit, 45-59 minutes

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.

This service was performed 76 times for 76 patients

Review by radiologist of abdominal aorta image

This is a procedure where a radiologist, a doctor specialized in medical imaging, examines an image of your abdominal aorta. The abdominal aorta is the large blood vessel that carries blood to your lower body. The radiologist checks for any abnormalities to ensure your overall vascular health.

This service was performed 13 times for 12 patients

Telephone medical discussion with physician, 21-30 minutes

This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.

This service was performed 12 times for 12 patients

Tying, incision, and/or removal of varicose vein clusters of leg

This procedure treats varicose veins in the leg. It involves making a small incision to access the problematic vein. The vein is then tied off or removed to alleviate symptoms and improve appearance. It's a common, safe procedure.

This service was performed 14 times for 13 patients

Ultrasonic guidance for blood vessel access

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

This service was performed 19 times for 18 patients

Ultrasound of both sides of head and neck blood flow

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

This service was performed 130 times for 126 patients

Ultrasound of leg arteries or artery grafts

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

This service was performed 26 times for 24 patients

Ultrasound of one leg arteries or artery grafts

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

This service was performed 32 times for 25 patients

Ultrasound study of arm or leg veins with compression and maneuvers

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

This service was performed 142 times for 133 patients

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

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

This service was performed 133 times for 126 patients

Varicose vein removal

Varicose vein removal is a procedure to eliminate enlarged and twisted veins, commonly found in legs. It's performed when these veins cause discomfort or skin problems. The procedure may involve laser treatment, sclerotherapy (injecting a solution to close the veins), or surgery to remove the veins. It's generally safe and helps to alleviate symptoms.

This service was performed for 32 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $22.67 for a new patient copayment and $18.3 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 01608 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $90.7
  • Minimum New Patient Price $58.86
  • Maximum New Patient Price $177.36
  • Average New Patient Copayment $22.67
  • Minimum New Patient Copayment $14.71
  • Maximum New Patient Copayment $44.34

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $73.22
  • Minimum Established Patient Price $19.11
  • Maximum Established Patient Price $144.84
  • Average Established Patient Copayment $18.3
  • Minimum Established Patient Copayment $4.77
  • Maximum Established Patient Copayment $36.21

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. John Najjar is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
ST VINCENT HOSPITAL123 SUMMER STREET
WORCESTER, MA 01608
(508) 363-5000Acute Care Hospitals

Reviews for JOHN G NAJJAR MD

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1487630935, we treat the final digit (5) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
4
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
7
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
3
Unchanged
Pos 7
0
Doubled → 0
Pos 8
9
Unchanged
Pos 9
3
Doubled → 6
Check
5
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 8 → 16 → 7 6 → 12 → 3 0 → 0 3 → 6

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 4 + 1 + 6 + 7 + 1 + 2 + 3 + 0 + 9 + 6 + 24 = 65

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1487630935.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Specialist
123 SUMMER ST, STE 685
WORCESTER, MA 01608
Obstetrics & Gynecology
123 SUMMER ST, SUITE 150 S
WORCESTER, MA 01608
Internal Medicine (Cardiovascular Disease)
123 SUMMER ST, SUITE 660
WORCESTER, MA 01608
Internal Medicine (Gastroenterology)
123 SUMMER ST, SUITE 650
WORCESTER, MA 01608
Specialist
123 SUMMER ST, SUITE #655
WORCESTER, MA 01608
Orthopaedic Surgery (Hand Surgery)
123 SUMMER ST, STE 320
WORCESTER, MA 01608
Obstetrics & Gynecology
123 SUMMER ST, SUITE 150 S
WORCESTER, MA 01608
Advanced Practice Midwife
123 SUMMER ST, ST. VINCENT HOSPITAL
WORCESTER, MA 01608
Psychiatry & Neurology (Neurology)
123 SUMMER ST, SUITE 230 S
WORCESTER, MA 01608
Advanced Practice Midwife
123 SUMMER ST, SUITE 150 S
WORCESTER, MA 01608
Anesthesiology
123 SUMMER ST
WORCESTER, MA 01608
Internal Medicine (Cardiovascular Disease)
123 SUMMER ST, SUITE 290 N
WORCESTER, MA 01608
Psychiatry & Neurology (Neurology)
123 SUMMER ST, STE 695
WORCESTER, MA 01608
Emergency Medicine
123 SUMMER ST, DEPARTMENT OF EMERGENCY MEDICINE
WORCESTER, MA 01608
Advanced Practice Midwife
123 SUMMER ST
WORCESTER, MA 01608
Internal Medicine (Cardiovascular Disease)
123 SUMMER ST, STE 273
WORCESTER, MA 01608
Internal Medicine
123 SUMMER ST, SUITE 370
WORCESTER, MA 01608
Pediatrics
123 SUMMER ST, SUITE 690
WORCESTER, MA 01608
Pediatrics
123 SUMMER ST, SUITE 690
WORCESTER, MA 01608
Pediatrics
123 SUMMER ST, SUITE 690
WORCESTER, MA 01608

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1487630935, enumerated as an "individual" on December 16, 2005.

The provider is located at 123 SUMMER ST SUITE 210 WORCESTER, MA 01608 and the phone number is (508) 368-3190.

Surgery with taxonomy code 2086S0129X and a focus in Vascular Surgery.

The provider might be accepting Accepts: Anthem Blue Cross and Blue Shield, Medicare,. Please consult your insurance carrier or call the provider to verify.

John Najjar is affiliated with: ST VINCENT HOSPITAL.