DR. MICHAEL E. RYAN (D.O.) – Pediatric Infectious Diseases Physician, NPI 1669438644

DR. MICHAEL E. RYAN (D.O.) is a healthcare provider. based in Danville, Pennsylvania. specializing in Pediatric Infectious Diseases Physician. They hold the professional credentials D.O.. They hold a License No. OS003346L (PA). The NPI Number for DR. MICHAEL E. RYAN (D.O.) is 1669438644

Main info

Male
Name
DR. MICHAEL E. RYAN (D.O.)
NPI
1669438644
Phone
(570) 271-6144
Address
100 N ACADEMY AVE
Enumeration Date
26 April 2006
Last Update Date
11 September 2025
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness85
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for DR. MICHAEL E. RYAN (D.O.)

  • Geisinger Medical Center Danville, 100, North Academy Avenue, Danville, Montour County, Pennsylvania, 17822, United States

    DANVILLE, PA 178229800

    Phone: (570) 271-6144

    Fax: (570) 271-6578

    Mailing address matches the actual address.

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: 2010-12-10

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
I20101210000738IInfectious DiseasePATBD

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 17822)

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Reviews

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Frequently asked questions

How do payers reference DR. MICHAEL E. RYAN (D.O.)?
For DR. MICHAEL E. RYAN (D.O.), use NPI 1669438644 as the unique 10-digit identifier.
Would DR. MICHAEL E. RYAN (D.O.) appear as active to a payer?
You can treat DR. MICHAEL E. RYAN (D.O.) as active for directory purposes; confirm clinical privileges separately.
What clinical focus is listed for DR. MICHAEL E. RYAN (D.O.)?
At a glance, DR. MICHAEL E. RYAN (D.O.) is tied to Pediatric Infectious Diseases Physician. Clinical services aligned with this taxonomy classification.
Is DR. MICHAEL E. RYAN (D.O.) associated with Danville?
Public fields place DR. MICHAEL E. RYAN (D.O.) around Danville, Pennsylvania. Always confirm the exact site before visiting.
When was this NPI issued?
Enumeration for DR. MICHAEL E. RYAN (D.O.) is noted as April 26, 2006 where the registry provides it.

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