LYNNE MARGARET MESSNER (M.D.) – Internal Medicine Physician, NPI 1053425280

LYNNE MARGARET MESSNER (M.D.) is a healthcare provider. based in Rancho mirage, California. specializing in Internal Medicine Physician. They hold the professional credentials M.D.. They hold a License No. A82805 (CA). The NPI Number for LYNNE MARGARET MESSNER (M.D.) is 1053425280

Main info

Female
Sole Proprietor
29 Years Of Experience
Accepts Medicare Assignment
Name
LYNNE MARGARET MESSNER (M.D.)
NPI
1053425280
Phone
(760) 773-9750
Address
PO BOX 2366
Enumeration Date
17 August 2006
Deactivation Date
6 October 2020
Reactivation Date
23 February 2021
Last Update Date
7 March 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
7607739750
Graduation Year
1997 (29 years ago)
PAC ID
1658325220
Group Practice PAC ID
8123100674
Professional Enrollment ID
I20050307000348
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience67
Completeness75
Years active:19State licenses:1Digital endpointsOther names

Provider Addresses for LYNNE MARGARET MESSNER (M.D.)

  • PO BOX 2366

    RANCHO MIRAGE, CA 922701086

    Phone: (760) 773-9750

    Fax: (760) 773-9294

    Type: Mailing

  • 72780 COUNTRY CLUB DR

    SUITE 100

    RANCHO MIRAGE, CA 922704126

    Phone: (760) 773-9750

    Fax: (760) 773-9294

    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: 2005-03-07

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
I20050307000348IInternal 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 92270)

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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: 8123100674View full group profile
NameSpecialtyState
Internal MedicineCA
-CA
Nurse PractitionerCA
Internal MedicineCA
Nurse PractitionerCA
O B S T E T R I C S/ G Y N E C O L O G YCA
P O D I A T R YTX
Internal MedicineCA

Reviews

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Frequently asked questions

Is there an official ID for LYNNE MARGARET MESSNER (M.D.) in U.S. healthcare records?
The official identifier for LYNNE MARGARET MESSNER (M.D.) is NPI 1053425280.
Would LYNNE MARGARET MESSNER (M.D.) appear as active to a payer?
You can treat LYNNE MARGARET MESSNER (M.D.) as active for directory purposes; confirm clinical privileges separately.
What clinical focus is listed for LYNNE MARGARET MESSNER (M.D.)?
At a glance, LYNNE MARGARET MESSNER (M.D.) is tied to Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
Is LYNNE MARGARET MESSNER (M.D.) associated with Rancho Mirage?
Public fields place LYNNE MARGARET MESSNER (M.D.) around Rancho Mirage, California. Always confirm the exact site before visiting.
Does inactive status remove historical data?
Historical rows can remain visible after status changes — read the dates carefully.

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