DR. MARK JOSEPH FLYNN (MD) – Family Medicine Physician, NPI 1528059441

DR. MARK JOSEPH FLYNN (MD) is a healthcare provider. based in Oceanside, California. specializing in FAMILY PRACTICE. They hold the professional credentials MD. They hold a License No. 00038280 (WA). The NPI Number for DR. MARK JOSEPH FLYNN (MD) is 1528059441

Main info

Male
33 Years Of Experience
Accepts Medicare Assignment
Name
DR. MARK JOSEPH FLYNN (MD)
NPI
1528059441
Phone
(760) 529-5118
Address
5130 VIA MALAGUENA
Enumeration Date
31 October 2005
Last Update Date
5 April 2021

Doctor Profile

Medical School Name
NEW YORK MEDICAL COLLEGE
Secondary Phone
4252611500
Graduation Year
1993 (33 years ago)
PAC ID
5991937005
Group Practice PAC ID
9032022579
Professional Enrollment ID
I20180822002692
Address ID
WA982013832EV2930XSTXX300

Contacts

SOAP Endpoint
https://careepicwa.kp.org:14430/Interconnect-CE-PRD/wcf/epic.community.hie/xcpdrespondinggatewaysync
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Other namesUpdated within 12 months

13,194 FAMILY PRACTICE in CA

Provider Addresses for DR. MARK JOSEPH FLYNN (MD)

  • 5130, Via Malaguena, Oceanside, San Diego County, California, 92057, United States

    OCEANSIDE, CA 920572627

    Phone: (760) 529-5118

    Type: Mailing

  • BUILDING H-100

    NAVAL HOSPITAL CAMP PENDLETON

    CAMP PENDLETON, CA 920555191

    Phone: (760) 725-1398

    Type: Location

  • Building H-100

    Naval Hospital Camp Pendleton

    Camp Pendleton, CA 920555191

    Phone: (760) 725-1398

    Type: Location

  • 2930 MAPLE ST

    EVERETT, WA 982013832

    Phone: (425) 261-1500

    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: 2018-08-22

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
I20180822002692IFamily PracticeWATBD

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 92057)

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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: 9032022579View full group profile

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

How is DR. MARK JOSEPH FLYNN (MD) identified in CMS data?
CMS-hosted NPPES data lists DR. MARK JOSEPH FLYNN (MD) with NPI 1528059441.
Is DR. MARK JOSEPH FLYNN (MD) listed as active for patients and plans?
The listing shows DR. MARK JOSEPH FLYNN (MD) as active in the NPI system.
What is DR. MARK JOSEPH FLYNN (MD) best known for clinically?
Directory data describes DR. MARK JOSEPH FLYNN (MD) with Family Medicine Physician. Clinical services aligned with this taxonomy classification.
Does DR. MARK JOSEPH FLYNN (MD) list a practice location?
Patients near Oceanside, California may find DR. MARK JOSEPH FLYNN (MD) in results; validate coverage separately.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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