GREGORY J KECHEJIAN M.D.
NPI 1942202502
Surgery in Milton, MA

Q: What is Gregory Kechejian's NPI number?

The NPI number for Gregory Kechejian is 1942202502. It was assigned to this individual provider in the NPPES registry on August 12, 2005.

Q: What is Gregory Kechejian's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Kechejian was last updated on April 28, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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 August 12, 2005PECOS EnrolledAccepts Medicare Assignment

100 HIGHLAND ST, SUITE 22, MILTON, MA 02186(617) 696-0660(617) 696-6655 Get Directions Write a Review

NPPES record last updated: April 28, 2014. Verified against the NPPES registry weekly; last sync: November 08, 2026.

On this page

About Gregory J Kechejian M.d. NPPES

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

GREGORY J KECHEJIAN M.D. (NPI 1942202502) is an individual surgery provider in Milton, Massachusetts, licensed in Massachusetts (70571) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with South Shore Hospital, and is a graduate of Georgetown University School Of Medicine (1984).

NPPES Registry Identity

NPI1942202502

Entity TypeIndividualMale

Primary Taxonomy208600000X

Provider Legal NameGREGORY J KECHEJIANCredential: M.D.

Location Address100 HIGHLAND ST, SUITE 22Milton, MA 02186-3881

Mailing AddressPo Box 86Hingham, MA 02043-0086 · (781) 749-9071 · Fax (970) 749-2133

Phone(617) 696-0660

Fax(617) 696-6655

Sole ProprietorNo

Medical School CMSGeorgetown University School Of MedicineGraduated 1984

Enumeration DateAugust 12, 2005

Last NPPES UpdateApril 28, 2014

✔ NPI 1942202502 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in MA · 70571

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Also ListedSurgery · Vascular SurgeryTaxonomy 2086S0129X · License 70571 (MA)

100 HIGHLAND ST, Milton, MA 02186

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Other Identifiers 3

Medicare ID-Type UnspecifiedJ12995MA

Medicaid3101479MA

Medicare UPINF38692MA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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

Gregory J Kechejian 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 ID6103713409

PECOS Enrollment IDI20040302000413

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

Highland Surgical Associates LLC

Same address

Surgery

100 HIGHLAND ST, STE 222
Milton, MA 02186

Reassigned Medicare billing, Massachusetts enrollment

NPI 1346559333 (617) 696-0660

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 20

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.

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.

815 services501 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.

140 services140 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

86 services53 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.

57 services57 patients

Ultrasonic guidance for blood vessel access 76937

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.

55 services43 patients

Ultrasound of both sides of head and neck blood flow 93880

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.

47 services46 patients

Complete ultrasound study of arm and leg arteries 93923

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.

46 services43 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

45 services43 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.

31 services30 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.

26 services21 patients

Removal of tissue from wound, 20.0 sq cm or less 97597

This procedure involves the careful removal of damaged or infected tissue from a wound that's 20.0 square cm or less. It's done to promote healing and prevent further infection. The process is carried out under local anesthesia, ensuring minimal discomfort.

24 services19 patients

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

21 services21 patients

Balloon dilation of artery of leg 37224

Balloon dilation of the leg artery is a procedure to improve blood flow. A tiny balloon is inserted into a narrowed artery, then inflated to widen the artery. This helps increase blood circulation to the leg. It's usually done under local anesthesia.

19 services16 patients

Balloon dilation of artery of leg, initial vessel 37228

Balloon dilation of the artery of the leg is a procedure to improve blood flow. A small balloon is inserted into the leg artery and inflated to widen the vessel, allowing better circulation. This is typically the first vessel treated.

18 services12 patients

Repair of groin hernia (5 years or older) 49505

Repair of a groin hernia is a procedure aimed at fixing an abnormal bulge that can occur in the area between your abdomen and thigh. This condition happens when tissue pushes through a weak spot in your lower abdominal wall. The repair procedure returns this tissue back to its proper place.

18 services17 patients

Ultrasound study of arm or leg veins with compression and maneuvers 93970

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.

18 services18 patients

Removal of gallbladder with x-ray study of bile ducts using an endoscope 47563

This procedure, known as an endoscopic retrograde cholangiopancreatography (ERCP), involves using a flexible camera (endoscope) to examine your bile ducts. If gallstones are found, your gallbladder may be removed in a separate procedure. This helps prevent future complications.

14 services14 patients

Insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist 36902

This procedure involves inserting a needle or tube into your hemodialysis circuit, a system that cleans your blood when your kidneys can't. A balloon is then used to widen a narrow section of this circuit. A radiologist reviews the procedure to ensure accuracy.

12 services11 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

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.

12 services12 patients

Insertion of tunneled central venous tube for infusion (5 years or older) 36558

The insertion of a tunneled central venous tube is a procedure where a thin, flexible tube is placed into a large vein, usually in the neck or chest. This tube allows healthcare providers to give medications, fluids, or nutrients directly into your bloodstream over a longer period.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

South Shore Hospital

Acute Care Hospitals · South Weymouth, MA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220100

Location55 Fogg RoadSouth Weymouth, MA 02190 · Norfolk County

Emergency services Birthing friendly

Beth Israel Deaconess Hospital - Milton

Acute Care Hospitals · Milton, MA

4/5 CMS rating

OwnershipGovernment - Federal

CMS Certification Number220108

Location199 Reedsdale RoadMilton, MA 02186 · Norfolk County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02186 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

$97.64 typical visit price

range $63.72 – $189.86

Typical copayment $24.41 (range $15.93 – $47.46)

Most-billed visit code 99203

Established Patient

$78.84 typical visit price

range $21.07 – $155.29

Typical copayment $19.71 (range $5.26 – $38.82)

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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Transport chair, adult size, patient weight capacity up to and including 300 pounds E1038

DME-Other DME · category DE000N

1 supplier11 claims11 services$9.36 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

JOHN JOSEPH LOONEY M.D.

Internal Medicine

100 HIGHLAND ST
MILTON, MA 02186

Norfolk County (617) 696-5030

BARBARA A DROTTAR NP

Nurse Practitioner (Family)

100 HIGHLAND ST, SUITE 123
MILTON, MA 02186

Norfolk County (617) 696-1262

W E COBB ASSOCIATES LLC

Internal Medicine (Endocrinology, Diabetes & Metabolism)

100 HIGHLAND ST
MILTON, MA 02186

Norfolk County (617) 698-8184

SOUTH SHORE INTERNAL MEDICINE ASSOCIATES INC.

Internal Medicine (Rheumatology)

100 HIGHLAND ST, SUITE 300
MILTON, MA 02186

Norfolk County (617) 698-8855

MELISSA L GANZ RD

Dietitian, Registered

100 HIGHLAND ST
MILTON, MA 02186

Norfolk County (617) 696-4600

SARASWATHI DEVI V MUPPANA M.D.

Internal Medicine (Pulmonary Disease)

100 HIGHLAND ST, STE 103
MILTON, MA 02186

Norfolk County (617) 696-9600

CHUNQIU HOU M.D.

Internal Medicine

100 HIGHLAND ST, SUITE 300
MILTON, MA 02186

Norfolk County (617) 698-8855

MRS. KAYLEEN M MOORE PA-C

Physician Assistant (Medical)

100 HIGHLAND ST, SUITE 300
MILTON, MA 02186

Norfolk County (617) 698-8855

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 Gregory Kechejian's NPI number?

The NPI number for Gregory Kechejian is 1942202502. It was assigned to this individual provider in the NPPES registry on August 12, 2005.

Where is Gregory Kechejian located?

Gregory Kechejian practices at 100 Highland St Suite 22, Milton, MA 02186. The listed phone number is (617) 696-0660.

What is Gregory Kechejian's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Gregory Kechejian enrolled in Medicare?

Yes. Gregory Kechejian 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 Gregory Kechejian's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Kechejian reassigns Medicare benefits to Highland Surgical Associates LLC (Milton, MA). 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 Gregory Kechejian's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Kechejian accept?

Health plans from Anthem Blue Cross and Blue Shield list Gregory Kechejian 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 Gregory Kechejian affiliated with any hospitals?

According to CMS data, Gregory Kechejian is affiliated with South Shore Hospital and Beth Israel Deaconess Hospital - Milton.

When was this NPI record last updated?

The NPPES record for Gregory Kechejian was last updated on April 28, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.