JOHN RYAN BARRETT (MD) – Emergency Medicine Physician, NPI 1578908307

JOHN RYAN BARRETT (MD) is a healthcare provider. based in Boston, Massachusetts. specializing in Emergency Medicine Physician. They hold the professional credentials MD. They hold a License No. MT203819 (PA). The NPI Number for JOHN RYAN BARRETT (MD) is 1578908307

Main info

Male
Accepts Medicare Assignment
Name
JOHN RYAN BARRETT (MD)
NPI
1578908307
Phone
(703) 558-1544
Address
PO BOX 418283
Enumeration Date
7 May 2013
Last Update Date
1 March 2017

Doctor Profile

Medical School Name
MEDICAL COLLEGE OF GEORGIA SCHOOL OF MEDICINE
Secondary Phone
7067214951
Graduation Year
null (2026 years ago)
PAC ID
0042516007
Group Practice PAC ID
3072823186
Professional Enrollment ID
I20180827003747
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience49
Completeness75
Years active:13State licenses:2Digital endpointsOther names

Provider Addresses for JOHN RYAN BARRETT (MD)

  • PO BOX 418283

    BOSTON, MA 022418283

    Phone: (703) 558-1544

    Type: Mailing

  • 9000 FRANKLIN SQUARE DR

    BALTIMORE, MD 212373901

    Phone: (443) 777-7046

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

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: 2018-08-27

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
I20180827003747IEmergency MedicineGATBD

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
99285Emergency department visit with high level of medical decision making9288$0
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only7365$0
99284Emergency department visit with moderate level of medical decision making2827$0
99291Critical care, first 30-74 minutes2424$0
View full utilization report →

Insurance plans in this area (ZIP 02241)

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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: 3072823186View full group profile

Reviews

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Frequently asked questions

Does JOHN RYAN BARRETT (MD) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — JOHN RYAN BARRETT (MD) uses 1578908307.
Is JOHN RYAN BARRETT (MD) listed as active for patients and plans?
The listing shows JOHN RYAN BARRETT (MD) as active in the NPI system.
What taxonomy line describes JOHN RYAN BARRETT (MD)?
For research purposes, treat JOHN RYAN BARRETT (MD) as Emergency Medicine Physician in this dataset. Clinical services aligned with this taxonomy classification.
Does JOHN RYAN BARRETT (MD) list a practice location?
Patients near Boston, Massachusetts may find JOHN RYAN BARRETT (MD) in results; validate coverage separately.
How many locations tie to this NPI?
2 practice locations appear in the available data.