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DR. RAFFI KARAGOZIAN MD
NPI 1356394233
Internal Medicine - Gastroenterology in Boston, MA

Active since May 19, 2006PECOS EnrolledAccepts Medicare Assignment
800 WASHINGTON ST # 233, BOSTON, MA 02111(617) 636-5883(617) 636-9292 Get Directions Write a Review

NPPES record last updated: February 12, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Feb 12, 2021, Nov 1, 2016 (2 updates tracked since 2016).

About Dr. Raffi Karagozian Md NPPES

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

DR. RAFFI KARAGOZIAN MD (NPI 1356394233) is an individual gastroenterology provider in Boston, Massachusetts, licensed in Massachusetts (219980) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Lowell General Hospital, and maintains a secondary practice location in Hartford.

NPPES Registry Identity

NPI1356394233
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. RAFFI KARAGOZIANCredential: MD
Location Address800 WASHINGTON ST # 233Boston, MA 02111-1552
Mailing Address800 Washington StBoston, MA 02111-1552 · (617) 636-5883 · Fax (617) 636-9292
Phone(617) 636-5883
Fax(617) 636-9292
Sole ProprietorNo
Medical School CMSBoston University School Of MedicineGraduated 2001
Enumeration DateMay 19, 2006
Last NPPES UpdateFebruary 12, 20212 updates tracked since enumeration
NPPES CertifiedFebruary 12, 2021
✔ NPI 1356394233 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in MA · 219980
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal Medicine · Transplant HepatologyTaxonomy 207RT0003X · License 219980 (MA)
800 WASHINGTON ST # 233, Boston, MA 02111
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Secondary Practice Location 1

Location 11000 Asylum Ave, Suite 3212Hartford, CT 06105-1770 · Phone (860) 522-1171 ext. 311

Other Identifiers 3

Other469663MA · Tufts
Medicaid2079933MA
OtherJ27994MA · Bs

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Raffi Karagozian Md 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 ID4183692957
PECOS Enrollment IDI20040920000654
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 9

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 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.
109 services95 patients
Measurement of liver stiffness 91200
Measurement of liver stiffness is a non-invasive procedure that helps assess the health of your liver. It uses sound waves to detect the hardness of the liver tissue, which can indicate conditions like fibrosis or cirrhosis. It's a simple, painless test that provides valuable information about your liver's health.
85 services85 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.
56 services43 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
29 services29 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.
24 services24 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.
22 services12 patients

Hospital Affiliations CMS Care Compare 3

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

Lowell General Hospital

Acute Care Hospitals · Lowell, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220063
Location295 Varnum AvenueLowell, MA 01854 · Middlesex County
Emergency services Birthing friendly

Melrosewakefield Healthcare

Acute Care Hospitals · Melrose, MA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220070
Location585 Lebanon StreetMelrose, MA 02176 · Middlesex County
Emergency services Birthing friendly

Tufts Medical Center

Acute Care Hospitals · Boston, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220116
Location800 Washington StreetBoston, MA 02111 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02111 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
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 5

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

Tacrolimus, immediate release, oral, 1 mg J7507
Treatment-Treatment - Miscellaneous · category RX029N
4 suppliers28 claims1,035 services$0.31 avg. paid by Medicare
Mycophenolate mofetil, oral, 250 mg J7517
Treatment-Treatment - Miscellaneous · category RX029N
3 suppliers14 claims3,240 services$0.16 avg. paid by Medicare
Everolimus, oral, 0.25 mg J7527
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier12 claims2,880 services$3.99 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
3 suppliers21 claims21 services$18.10 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
4 suppliers28 claims40 services$11.36 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Raffi Karagozian's NPI number?

The NPI number for Raffi Karagozian is 1356394233. It was assigned to this individual provider in the NPPES registry on May 19, 2006.

Where is Raffi Karagozian located?

Raffi Karagozian practices at 800 Washington St # 233, Boston, MA 02111. The listed phone number is (617) 636-5883.

What is Raffi Karagozian's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Raffi Karagozian enrolled in Medicare?

Yes. Raffi Karagozian 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 Raffi Karagozian accept?

Health plans from Anthem Blue Cross and Blue Shield list Raffi Karagozian 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 Raffi Karagozian affiliated with any hospitals?

According to CMS data, Raffi Karagozian is affiliated with Lowell General Hospital, Melrosewakefield Healthcare and Tufts Medical Center.

When was this NPI record last updated?

The NPPES record for Raffi Karagozian was last updated on February 12, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.