DR. ANDREW GLENN MAHAFFEY (M.D.) – Obstetrics & Gynecology Physician, NPI 1376507475

DR. ANDREW GLENN MAHAFFEY (M.D.) is a healthcare provider. based in Georgetown, Texas. specializing in OBSTETRICS/GYNECOLOGY. They hold the professional credentials M.D.. They hold a License No. G5326 (TX). The NPI Number for DR. ANDREW GLENN MAHAFFEY (M.D.) is 1376507475

Main info

Male
43 Years Of Experience
Accepts Medicare Assignment
Name
DR. ANDREW GLENN MAHAFFEY (M.D.)
NPI
1376507475
Phone
(877) 800-5722
Address
2423 WILLIAMS DR STE 107
Enumeration Date
14 April 2006
Last Update Date
16 July 2025

Doctor Profile

Medical School Name
TEXAS A & M UNIVERSITY SYSTEM, HSC, COLLEGE OF MEDICINE
Secondary Phone
8778005722
Graduation Year
1983 (43 years ago)
PAC ID
4082893185
Group Practice PAC ID
5193709392
Professional Enrollment ID
I20110627000767
Address ID
TX786283200GE2423XDRXX300

Contacts

Secure Messaging
andrew.mahaffey.p6@direct.lscctx.nextgenshare.com
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness95
Years active:20State licenses:1Other names

3,164 OBSTETRICS/GYNECOLOGY in TX

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Provider Addresses for DR. ANDREW GLENN MAHAFFEY (M.D.)

  • 2423 WILLIAMS DR STE 107

    GEORGETOWN, TX 786283269

    Phone: (877) 800-5722

    Type: Mailing

  • Scenic Drive, Georgetown, Williamson County, Texas, 78626, United States

    SUITE 3326

    GEORGETOWN, TX 786267724

    Phone: (512) 863-6850

    Fax: (512) 688-5477

    Type: Location

  • The Georgetonian Office Building, 205, East University Avenue, Historic Georgetown, Georgetown, Williamson County, Texas, 78626, United States

    SUITE 200

    GEORGETOWN, TX 786266814

    Phone: (877) 800-5722

    Fax: (512) 869-2940

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $17.

Total Amount is formed as General ($17) + Research ($0) + Ownership ($0) = $17.

Last reported payment date: 2023-05-24 • Largest payer in this snapshot: CooperSurgical, Inc. ($17).

Total Amount

$17

General + Research + Ownership

Payments

1

Total payment records

General Amount

$17

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-05-24

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
CooperSurgical, Inc.$17
View all Open Payments →|Open Payments Risk Radar →

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: 2011-06-27

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
I20110627000767IObstetrics/GynecologyTXTBD

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 78628)

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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: 5193709392View full group profile
NameSpecialtyState
Family PracticeTX
Internal Medicine, Pediatric MedicineTX
O B S T E T R I C S/ G Y N E C O L O G YTX
O B S T E T R I C S/ G Y N E C O L O G YTX
P S Y C H I A T R YTX
Family PracticeTX
-TX
-TX
Internal MedicineTX
-TX

Reviews

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Frequently asked questions

Can I verify DR. ANDREW GLENN MAHAFFEY (M.D.) with an NPI only?
You can start verification with NPI 1376507475 for DR. ANDREW GLENN MAHAFFEY (M.D.), then check state licensing separately.
Can I rely on DR. ANDREW GLENN MAHAFFEY (M.D.) being an active provider?
As of the registry snapshot, DR. ANDREW GLENN MAHAFFEY (M.D.) is marked active.
What is DR. ANDREW GLENN MAHAFFEY (M.D.)'s primary classification?
Obstetrics & Gynecology Physician is the headline specialty for DR. ANDREW GLENN MAHAFFEY (M.D.) here. Clinical services aligned with this taxonomy classification.
Where should I expect DR. ANDREW GLENN MAHAFFEY (M.D.) on a map?
Expect Georgetown, Texas as a primary anchor for DR. ANDREW GLENN MAHAFFEY (M.D.) unless the record lists multiple sites.
Is the information about DR. ANDREW GLENN MAHAFFEY (M.D.) up to date?
Data updates when providers file changes in NPPES — treat critical facts as "verify if unsure."

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