KATHRYN VIONA OAS (AGNP) – Primary Care Nurse Practitioner, NPI 1184181380

KATHRYN VIONA OAS (AGNP) is a healthcare provider. based in Cambridge, Massachusetts. specializing in NURSE PRACTITIONER. They hold the professional credentials AGNP. They hold a License No. AG07180344 (MA). The NPI Number for KATHRYN VIONA OAS (AGNP) is 1184181380

Main info

Female
8 Years Of Experience
Accepts Medicare Assignment
Name
KATHRYN VIONA OAS (AGNP)
NPI
1184181380
Phone
(801) 602-5524
Address
94 HAMPSHIRE ST UNIT A
Enumeration Date
23 February 2019
Last Update Date
9 November 2021

Doctor Profile

Medical School Name
OTHER
Secondary Phone
9787448388
Graduation Year
2018 (8 years ago)
PAC ID
1658603774
Group Practice PAC ID
4880666452
Professional Enrollment ID
I20191022003716
Address ID
MA019707308SA47XXXSTXX300
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience42
Completeness75
Years active:7State licenses:2Digital endpointsOther names

8,972 NURSE PRACTITIONER in MA

Loading map...

Provider Addresses for KATHRYN VIONA OAS (AGNP)

  • Hampshire Street, Cambridgeport, Cambridge, Middlesex County, Massachusetts, 02238, United States

    CAMBRIDGE, MA 021391504

    Phone: (801) 602-5524

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $27.

Total Amount is formed as General ($27) + Research ($0) + Ownership ($0) = $27.

Last reported payment date: 2024-08-06 • Largest payer in this snapshot: Gilead Sciences, Inc. ($27).

Total Amount

$27

General + Research + Ownership

Payments

1

Total payment records

General Amount

$27

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-08-06

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
Gilead Sciences, Inc.$27
View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2019-10-22

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20191022003716INurse PractitionerMATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 02139)

Loading plans...

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 4880666452View full group profile
NameSpecialtyState
Nurse PractitionerMA
Nurse PractitionerMA
Nurse PractitionerMA
Nurse PractitionerMA
-NH
Nurse PractitionerMA
Nurse PractitionerMA
Family PracticeMA
-MA
-MA

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

What unique ID ties claims to KATHRYN VIONA OAS (AGNP)?
NPI 1184181380 is assigned to KATHRYN VIONA OAS (AGNP) under the national enumeration system.
Does this profile mean KATHRYN VIONA OAS (AGNP) is currently active?
Yes — KATHRYN VIONA OAS (AGNP) appears active in the national provider directory.
What field does KATHRYN VIONA OAS (AGNP) work in?
You can think of KATHRYN VIONA OAS (AGNP) as practicing within Primary Care Nurse Practitioner. Clinical services aligned with this taxonomy classification.
What location shows for KATHRYN VIONA OAS (AGNP)?
We surface Cambridge, Massachusetts for KATHRYN VIONA OAS (AGNP) based on available NPPES addresses.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

Similar Providers

MRS. SHEILA O POSWOLSKY (ANP)

Primary Care Nurse Practitioner
10, Hancock Place, Mid-Cambridge, Cambridge, Middlesex County, Massachusetts, 02139, United States
NPI: 1053348110

LISA M ANTONELLI (APRN)

Primary Care Nurse Practitioner
205A;205B, Rindge Avenue, North Cambridge, Cambridge, Middlesex County, Massachusetts, 02140, United States
NPI: 1962577361

MARY J HUBBARD (APRN)

Primary Care Nurse Practitioner
Cambridge Hospital, 1493, Cambridge Street, Inman Square, Cambridge, Middlesex County, Massachusetts, 02139, United States
NPI: 1154496313

DEIDRE M ALESSIO (APRN)

Primary Care Nurse Practitioner
Cambridge Hospital, 1493, Cambridge Street, Inman Square, Cambridge, Middlesex County, Massachusetts, 02139, United States
NPI: 1487721882

MARGARET M CURTIN (APRN)

Primary Care Nurse Practitioner
150 S HUNTINGTON AVE
NPI: 1275671257

MS. MARYELLEN B BUCKLEY CYR (NP)

Primary Care Nurse Practitioner
77 MASS AVE E 23-230
NPI: 1912129917

MS. ADDIE F DAY (RN, ANP-C)

Adult Health Nurse Practitioner
625 MT AUBURN ST
NPI: 1104251602

MAUREEN JOHNSTON (NURSE PRACTITIONER)

Primary Care Nurse Practitioner
25 CARLETON ST
NPI: 1699104828

CYNTHIA WAITE (ANP-C)

Adult Health Nurse Practitioner
300 MOUNT AUBURN ST
NPI: 1609206739