DR. GREGORY T DAVIS (M.D.) – Internal Medicine Physician, NPI 1255362448

DR. GREGORY T DAVIS (M.D.) is a healthcare provider. based in Dallas, Texas. specializing in INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. A83496 (CA). The NPI Number for DR. GREGORY T DAVIS (M.D.) is 1255362448

Main info

Male
25 Years Of Experience
Accepts Medicare Assignment
Name
DR. GREGORY T DAVIS (M.D.)
NPI
1255362448
Phone
(254) 724-8800
Address
PO BOX 844658
Enumeration Date
5 July 2006
Last Update Date
25 January 2022

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2547242459
Graduation Year
2001 (25 years ago)
PAC ID
9335183201
Group Practice PAC ID
8123923604
Professional Enrollment ID
I20121025000700
Address ID
TX765080001TE2401XSTXX400

Contacts

Secure Messaging
gdavis478146@direct.sw.org
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience76
Completeness85
Years active:19State licenses:2Other namesUpdated within 12 months

13,290 INTERNAL MEDICINE in TX

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Provider Addresses for DR. GREGORY T DAVIS (M.D.)

  • Band Box Place, Dallas, Dallas County, Texas, 75244, United States

    DALLAS, TX 752844658

    Phone: (254) 724-8800

    Type: Mailing

  • Baylor Scott & White Medical Center – Marble Falls, 810, West Highway 71, Marble Falls, Burnet County, Texas, 78654, United States

    MARBLE FALLS, TX 786548602

    Phone: (830) 201-8000

    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: 2012-10-25

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
I20121025000700IInternal MedicineTXTBD

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99222Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes113110$0
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes5857$0
99221Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes1313$0
View full utilization report →

Insurance plans in this area (ZIP 75284)

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Provider's Procedures

DR. GREGORY T DAVIS (M.D.) performs procedures in INTERNAL MEDICINE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
INTERNAL MEDICINETX97110Therapeutic exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes22311

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: 8123923604View full group profile
NameSpecialtyState
Radiation OncologyTX
U R O L O G YTX
General SurgeryOK
Certified Registered Nurse Anesthetist (Crna)TX
-TX
Anesthesiology AssistantTX
-TX
-TX
O B S T E T R I C S/ G Y N E C O L O G YTX
-TX

Reviews

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Frequently asked questions

What federal number belongs to DR. GREGORY T DAVIS (M.D.)?
The federal identifier for DR. GREGORY T DAVIS (M.D.) is NPI 1255362448.
Is DR. GREGORY T DAVIS (M.D.)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
Can you summarize DR. GREGORY T DAVIS (M.D.)'s specialty in plain language?
Clinically, the directory lists DR. GREGORY T DAVIS (M.D.) with Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What location metadata exists for DR. GREGORY T DAVIS (M.D.)?
The page summarizes Dallas, Texas for DR. GREGORY T DAVIS (M.D.); expand the address list for detail.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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