AARON ISIDRO BARRO (PA-C) – Physician Assistant, NPI 1255054789

AARON ISIDRO BARRO (PA-C) is a healthcare provider. based in Pasadena, California. specializing in PHYSICIAN ASSISTANT. They hold the professional credentials PA-C. They hold a License No. 61806 (CA). The NPI Number for AARON ISIDRO BARRO (PA-C) is 1255054789

Main info

Male
Sole Proprietor
4 Years Of Experience
Accepts Medicare Assignment
Name
AARON ISIDRO BARRO (PA-C)
NPI
1255054789
Phone
(805) 535-8308
Address
425 S LOS ROBLES AVE APT A
Enumeration Date
20 September 2022
Last Update Date
5 April 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
8188634000
Graduation Year
2022 (4 years ago)
PAC ID
8527433143
Group Practice PAC ID
1254563869
Professional Enrollment ID
I20230413001578
Address ID
CA912064007GL1509XTERX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience30
Completeness75
Years active:3State licenses:1Digital endpointsOther names

10,570 PHYSICIAN ASSISTANT in CA

Provider Addresses for AARON ISIDRO BARRO (PA-C)

  • 425 S LOS ROBLES AVE APT A

    PASADENA, CA 911013229

    Phone: (805) 535-8308

    Type: Mailing

  • 100 S RAYMOND AVE

    ALHAMBRA, CA 918013166

    Phone: (626) 570-1606

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 3 Open Payments records for all available years, with a total value of $67.

Total Amount is formed as General ($67) + Research ($0) + Ownership ($0) = $67.

Last reported payment date: 2024-09-12 • Largest payer in this snapshot: ABBVIE INC. ($45).

Total Amount

$67

General + Research + Ownership

Payments

3

Total payment records

General Amount

$67

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-09-12

Latest reported date

Top Companies

Largest payers in this snapshot

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: 2023-04-13

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
I20230413001578IPhysician AssistantCATBD

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99284Emergency department visit with moderate level of medical decision making2018$0
99285Emergency department visit with high level of medical decision making1414$0
View full utilization report →

Insurance plans in this area (ZIP 91101)

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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: 1254563869View full group profile
NameSpecialtyState
Physician AssistantCA
Emergency MedicineCA
Physician AssistantCA
Emergency MedicineCA
Nurse PractitionerCA
Emergency MedicineCA
Emergency MedicineCA
Nurse PractitionerCA
Emergency MedicineCA
Nurse PractitionerCA

Reviews

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Frequently asked questions

What federal number belongs to AARON ISIDRO BARRO (PA-C)?
The federal identifier for AARON ISIDRO BARRO (PA-C) is NPI 1255054789.
Does this profile mean AARON ISIDRO BARRO (PA-C) is currently active?
Yes — AARON ISIDRO BARRO (PA-C) appears active in the national provider directory.
Does AARON ISIDRO BARRO (PA-C) list a primary specialty?
If you are matching referrals, note Physician Assistant for AARON ISIDRO BARRO (PA-C). Clinical services aligned with this taxonomy classification.
What location metadata exists for AARON ISIDRO BARRO (PA-C)?
The page summarizes Pasadena, California for AARON ISIDRO BARRO (PA-C); expand the address list for detail.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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