DR. ANDREW JAMES MICHALAK (MD) – Emergency Medicine Physician, NPI 1841930799

DR. ANDREW JAMES MICHALAK (MD) is a healthcare provider. based in Huntington beach, California. specializing in EMERGENCY MEDICINE. They hold the professional credentials MD. They hold a License No. A202699 (CA). The NPI Number for DR. ANDREW JAMES MICHALAK (MD) is 1841930799

Main info

Male
Sole Proprietor
4 Years Of Experience
Accepts Medicare Assignment
Name
DR. ANDREW JAMES MICHALAK (MD)
NPI
1841930799
Phone
(714) 742-0580
Address
20922 MISSION LN
Enumeration Date
30 March 2022
Last Update Date
18 August 2025

Doctor Profile

Medical School Name
OTHER
Secondary Phone
3106734660
Graduation Year
2022 (4 years ago)
PAC ID
9032626122
Group Practice PAC ID
0042469108
Professional Enrollment ID
I20250724001738
Address ID
CA903014011IN555XXSTXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience37
Completeness85
Years active:4State licenses:1Digital endpointsOther names

4,915 EMERGENCY MEDICINE in NY

Provider Addresses for DR. ANDREW JAMES MICHALAK (MD)

  • 20922 MISSION LN

    HUNTINGTON BEACH, CA 926466136

    Phone: (714) 742-0580

    Type: Mailing

  • 45 READE PL

    POUGHKEEPSIE, NY 126013947

    Phone: (714) 742-0580

    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: 2025-07-24

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
I20250724001738IEmergency MedicineCATBD

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 92646)

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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: 0042469108View full group profile

Reviews

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Frequently asked questions

What NPI should I save for DR. ANDREW JAMES MICHALAK (MD)?
Save NPI 1841930799 if you need a stable reference for DR. ANDREW JAMES MICHALAK (MD).
Is DR. ANDREW JAMES MICHALAK (MD)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
Does DR. ANDREW JAMES MICHALAK (MD) list a primary specialty?
If you are matching referrals, note Emergency Medicine Physician for DR. ANDREW JAMES MICHALAK (MD). Clinical services aligned with this taxonomy classification.
Where does public data place DR. ANDREW JAMES MICHALAK (MD)?
The snapshot lists Huntington Beach, California for DR. ANDREW JAMES MICHALAK (MD); download NPPES for the complete set.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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