Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Nathan Ribeiro

Physician Assistant โ€ข Johnston, RI

Active NPI 1679162382 Individual Practitioner Male Practitioner Accepts Medicare assignment Telehealth (some services)
Practice location in NPPES

1524 Atwood Ave Ste 220
Johnston, RI 029193278

Call 4012721900 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

1524 Atwood Ave Ste 220

Johnston, RI 029193278

Telephone 4012721900
Fax 4014533049
Organization at the Same NPPES Address or Phone
Atwood Medical Associates Ltd Facility NPI 1558386227

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

NPPES lists 1 additional practice-address record in Fall River, MA. See the list

Source: CMS NPPES NPI Registry, practice location records; release date unavailable.

CMS Doctors and Clinicians lists 1 group name: Southcoast Physicians Group Inc. See the list

Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File

Graduation Year

2021

Medicare patients

324 people with Original Medicare in 2024

Different Original Medicare patients in 2024; counts below 11 are hidden; this does not show availability or quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider, 2024.

Medicare-allowed amount

About $52,148 in 2024

The total amount Medicare approved for these services in 2024. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.

What this does not show: Medicare-allowed amount

This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

Paid by Medicare

About $38,511 in 2024

The part of the Medicare-allowed amount that Medicare itself paid in 2024, after patients' deductibles and coinsurance.

What this does not show: Paid by Medicare

This is not the clinician's income and not a measure of quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

30-day fills

1,707 standardized 30-day fills in 2024

CMS converts prescriptions to 30-day supplies so they can be compared. A 90-day prescription counts as about three 30-day fills.

What this does not show: 30-day fills

It is not a count of patients and not a measure of quality.

Part D drug cost

$396,810 in 2024

The total cost of these prescriptions in 2024, paid by Medicare drug plans, patients and other payers together.

What this does not show: Part D drug cost

A higher cost often reflects the type of medicines a specialty uses. It is not your out-of-pocket cost and not a measure of quality.

Source: CMS, Medicare Part D Prescribers โ€“ by Provider and Drug, 2024.

Open Payments general payments, program year 2025

All general payments: $444.66 across 10 records.

By nature of payment

  • Food and Beverage: $444.66 across 10 records.

Reporting-company totals

  • AstraZeneca Pharmaceuticals LP: $213.02 across 5 records.
  • Inspire Medical Systems, Inc.: $193.02 across 3 records.
  • Viatris Specialty LLC: $38.62 across 2 records.

A reported payment does not necessarily mean the financial relationship is improper and is not a measure of care quality. Clinicians can review and dispute these records.

See the full table

Source: Calculated by T-MedInfo from CMS Open Payments general-payment records for program year 2025 (published June 30, 2026).

Guide: How to read an Open Payments record

Years since graduation

5 years (graduated 2021)

CMS Doctors and Clinicians data list 2021 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File.

NPI first issued

2021

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians; Medicare.gov, โ€œDoes your provider accept Medicare as full payment?โ€

Guide: What Medicare assignment means

Telehealth (some services)

Recent Medicare claims show this clinician provided some services by telehealth, such as a video or phone visit.

What this does not show: Telehealth (some services)

It does not mean all services are offered by telehealth, or that telehealth is covered by your plan.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Nathan Ribeiro has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists Nathan Ribeiro as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Johnston and Rhode Island

Billing and prescribing volume is not a quality rating.

Medicare Part B services

More Medicare Part B services than 70% of clinicians listed under Physician Assistant in Rhode Island (2024, 348 clinicians with data). Median for this group: 233. Middle half: 78 to 486.

Too few clinicians listed under Physician Assistant in Johnston have Medicare Part B data for 2024 to compare.

Medicare-allowed amount

A higher Medicare-allowed amount than 85% of clinicians listed under Physician Assistant in Rhode Island (2024, 348 clinicians with data). Median for this group: $17,396. Middle half: $6,065 to $31,744.

Too few clinicians listed under Physician Assistant in Johnston have Medicare Part B data for 2024 to compare.

Paid by Medicare

A higher Medicare payment amount than 85% of clinicians listed under Physician Assistant in Rhode Island (2024, 348 clinicians with data). Median for this group: $13,448. Middle half: $4,267 to $23,050.

Too few clinicians listed under Physician Assistant in Johnston have Medicare Part B data for 2024 to compare.

Medicare Part D prescriptions

More Part D prescriptions than 80% of clinicians listed under Physician Assistant in Johnston, RI (2024, 11 clinicians with data). Median for this group: 407. Middle half: 211 to 760.

More Part D prescriptions than 80% of clinicians listed under Physician Assistant in Rhode Island (2024, 413 clinicians with data). Median for this group: 244. Middle half: 75 to 768.

Part D drug cost

A higher Part D drug cost than 95% of clinicians listed under Physician Assistant in Johnston, RI (2024, 11 clinicians with data). Median for this group: $7,016. Middle half: $1,590 to $56,321.

A higher Part D drug cost than 95% of clinicians listed under Physician Assistant in Rhode Island (2024, 413 clinicians with data). Median for this group: $3,036. Middle half: $627 to $42,746.

16 active clinicians are listed under Physician Assistant with a practice address in Johnston, RI (684 in Rhode Island).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Johnston

12.5% of these 16 clinicians have the CMS telehealth indicator.

62.5% of these 16 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Physician & Other Practitioners (2024), CMS Medicare Part D Prescribers (2024), CMS Open Payments (2025), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo ยท Report an error.

Pharma & Medical Device Financial Disclosures

Payments and other transfers of value that drug and medical device companies reported to CMS Open Payments

Open Payments ยท Program Year 2025
Disclosure Year:

Program year 2025 (payments made January 1 โ€“ December 31, 2025): fewer than 11 records totaling $444.66.

Manufacturer Payment Nature Product Type Amount ($)
Inspire Medical Systems, Inc.
Food and Beverage
In-kind items and services
INSPIRE General $157.29
AstraZeneca Pharmaceuticals LP
Food and Beverage
In-kind items and services
FASENRA General $125.64
AstraZeneca Pharmaceuticals LP
Food and Beverage
In-kind items and services
TEZSPIRE General $31.24
Inspire Medical Systems, Inc.
Food and Beverage
In-kind items and services
INSPIRE General $29.79
AstraZeneca Pharmaceuticals LP
Food and Beverage
In-kind items and services
FASENRA General $26.89
Viatris Specialty LLC
Food and Beverage
In-kind items and services
YUPELRI General $20.57
Viatris Specialty LLC
Food and Beverage
In-kind items and services
YUPELRI General $18.05
AstraZeneca Pharmaceuticals LP
Food and Beverage
In-kind items and services
FASENRA General $15.35
AstraZeneca Pharmaceuticals LP
Food and Beverage
In-kind items and services
FASENRA General $13.90
Inspire Medical Systems, Inc.
Food and Beverage
In-kind items and services
INSPIRE General $5.94

Source: CMS Open Payments, program year 2025, released June 30, 2026.

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2024.

CMS Part B ยท Data Year 2024
Reporting Year:

CPTยฎ is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2021โ€“2023 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners โ€“ by Provider and Service data, 2022โ€“2024; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.

HCPCS Code Services Patients Submitted Charge Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
255 191 $235.00 $109.79
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
63 63 $325.00 $143.14
99213 Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
47 41 $165.00 $78.27
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more
38 38 $200.00 $95.68
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
36 34 $351.00 $155.05
99443 Telephone medical discussion with physician, 21-30 minutes
29 26 $65.00 $64.00
94618 Test for exercise-induced lung stress
13 12 $176.00 $29.36

Source: CMS Part B by Provider and Service, 2024; services under 11 beneficiaries omitted by CMS. Privacy limits

Submitted charges are billed amounts, not a price quote for your visit.

Medicare Part D Prescribing Profile & Medications

Medicare Part D prescriptions filled, including refills, in 2024.

CMS Part D ยท Data Year 2024
Prescription Year:
Brand Name Generic Name Prescriptions Day Supply Total Cost Patients
Trelegy Ellipta Fluticasone/Umeclidin/Vilanter 214 12,940 $265,063.10 73
Albuterol Sulfate Hfa Albuterol Sulfate 189 4,498 $4,835.12 66
Prednisone Prednisone 104 3,074 $640.35 72
Montelukast Sodium Montelukast Sodium 52 4,322 $668.48 20
Fluticasone Propionate Fluticasone Propionate 45 3,210 $589.23 21
Cefpodoxime Proxetil Cefpodoxime Proxetil 39 271 $1,860.52 32
Roflumilast Roflumilast 33 1,966 $3,167.62 โ€”
Wixela Inhub Fluticasone Propion/Salmeterol 32 1,830 $6,528.72 17
Azithromycin Azithromycin 30 878 $184.09 21
Ventolin Hfa Albuterol Sulfate 30 577 $1,677.83 14
Symbicort Budesonide/Formoterol Fumarate 28 1,200 $9,106.12 โ€”
Advair Hfa Fluticasone Propion/Salmeterol 27 1,050 $12,756.90 โ€”
Breo Ellipta Fluticasone/Vilanterol 25 1,710 $21,361.03 โ€”
Omeprazole Omeprazole 24 1,478 $441.09 โ€”
Budesonide Budesonide 21 615 $4,165.44 โ€”
Amoxicillin-Clavulanate Potass Amoxicillin/Potassium Clav 19 144 $108.62 18
Breztri Aerosphere Budesonide/Glycopyr/Formoterol 19 870 $17,718.92 โ€”
Incruse Ellipta Umeclidinium Bromide 18 1,140 $12,804.04 โ€”
Doxycycline Hyclate Doxycycline Hyclate 17 200 $217.31 15
Anoro Ellipta Umeclidinium Brm/Vilanterol Tr 15 450 $7,033.23 โ€”
Azelastine Hcl Azelastine Hcl 14 1,064 $619.06 โ€”
Budesonide-Formoterol Fumarate Budesonide/Formoterol Fumarate 14 780 $4,527.99 โ€”
Spiriva Respimat Tiotropium Bromide 13 390 $6,902.18 โ€”
Methylprednisolone Methylprednisolone 12 71 $55.95 โ€”
Dulera Mometasone/Formoterol 12 540 $6,132.38 โ€”

(top 25 shown)

Source: CMS Part D by Provider and Drug, 2024; rows below 11 claims omitted by CMS; volume isn’t quality. Privacy limits

Specialties & License Numbers Reported to NPPES

Self-certified to NPPES: 2026-03-19
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

License # reported to NPPES RI PA01428

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Physician Assistant

NUCC Taxonomy Code: 363A00000X

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Rhode Island State Medical Licensing Board.
Look Up on State Board Site

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - PHYSICIAN ASSISTANT

Medicare Enrollment ID

I20221117001283

Enrollment State Jurisdiction

MA

PECOS Control ID

2264825256

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Eligible
Power Mobility Devices (PMD) Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File

Southcoast Physicians Group Inc

363 Highland Ave, Fall River, MA 027203703

Phone: 5089735919

Secondary Practice Locations

19 Foster St

Fall River, MA 027216776

Phone: 5083735607

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

17 listed
Dr. Jason Austin , DO

Family Medicine

NPI 1013963818

Doctor of Osteopathic Medicine (D.O.)

Dr. William Beliveau , MD

Internal Medicine

NPI 1063876944

Doctor of Medicine (M.D.)

Dr. William Beliveau , MD

Internal Medicine

NPI 1578588067

Doctor of Medicine (M.D.)

Meaghan Bergeron , NP

Nurse Practitioner - Family

NPI 1619620051

Nurse Practitioner

Amanda Burr , PA

Physician Assistant - Medical

NPI 1265665319

Physician Assistant

Dr. Raffi Calikyan , MD

Internal Medicine - Pulmonary Disease

NPI 1417063603

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status

9 Historical Events
๐Ÿ“
Updated Practice Location March 19, 2026

Registered at 1524 ATWOOD AVE STE 220, JOHNSTON, RI 029193278 (Tel: 4012721900)

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) March 19, 2026

Physician Assistant

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) February 10, 2022

Physician Assistant (license number reported to NPPES: RI PA01428)

โœ…
NPI Profile Active January 16, 2021

NPI status registered as active in NPPES database

๐Ÿ“
Practice Location (Initial Record) January 16, 2021

Registered at 19 FOSTER ST, FALL RIVER, MA 027216776 (Tel: 5083735607)

๐Ÿ“
Business Mailing Address (Initial Record) January 16, 2021

Registered at 32 CHESWORTH ST, FALL RIVER, MA 027232507 (Tel: 5088379988)

๐Ÿ‘ค
Provider Name / Credentials (Initial Record) January 16, 2021

Recorded as NATHAN RIBEIRO

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) January 16, 2021

Physician Assistant

๐ŸŸข
Initial NPI Registration & Enumeration January 16, 2021

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1679162382
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 16, 2021
Last Update: March 19, 2026
Sole Proprietor: Yes

Other Physician Assistants in Johnston

All Physician Assistants in Johnston

Mailing Address

32 Chesworth St

Fall River, MA 027232507

Phone: 5088379988

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.