DR. CESAR A. SANTIAGO (M.D.) – Surgery Physician, NPI 1659396406

DR. CESAR A. SANTIAGO (M.D.) is a healthcare provider. based in Seguin, Texas. specializing in COLORECTAL SURGERY (PROCTOLOGY). They hold the professional credentials M.D.. They hold a License No. 82126 (TX). The NPI Number for DR. CESAR A. SANTIAGO (M.D.) is 1659396406

Main info

Male
26 Years Of Experience
Accepts Medicare Assignment
Name
DR. CESAR A. SANTIAGO (M.D.)
NPI
1659396406
Phone
(512) 353-6400
Address
105 Medical Ste 200
Enumeration Date
13 July 2006
Last Update Date
22 April 2026

Doctor Profile

Medical School Name
PONCE SCHOOL OF MEDICINE
Secondary Phone
5123536400
Graduation Year
2000 (26 years ago)
PAC ID
8224033758
Group Practice PAC ID
3072426741
Professional Enrollment ID
I20210907000586
Address ID
TX786667695SA1340XDRXX402
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience76
Completeness85
Years active:19State licenses:2Digital endpointsOther names

229 COLORECTAL SURGERY (PROCTOLOGY) in TX

Provider Addresses for DR. CESAR A. SANTIAGO (M.D.)

  • 105 Medical Ste 200

    Seguin, TX 781555392

    Phone: (512) 353-6400

    Type: Location

  • 774 Landa St

    New Braunfels, TX 781306114

    Phone: (830) 625-0305

    Type: Location

  • 1340 Wonder World Dr

    San Marcos, TX 786667598

    Phone: (512) 353-3039

    Type: Location

  • 4301, North Habana Avenue, Tampa, Hillsborough County, Florida, 33607, United States

    TAMPA, FL 336076546

    Phone: (813) 879-5010

    Fax: (813) 443-8148

    Type: Location

  • PO BOX 10744

    CLEARWATER, FL 337578744

    Phone: (727) 532-0002

    Fax: (727) 266-4943

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 9 Open Payments records for all available years, with a total value of $486.

Total Amount is formed as General ($486) + Research ($0) + Ownership ($0) = $486.

Last reported payment date: 2024-09-18 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($135).

Total Amount

$486

General + Research + Ownership

Payments

9

Total payment records

General Amount

$486

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-09-18

Latest reported date

Top Companies

Largest payers in this snapshot

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: 2021-09-07

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
I20210907000586IColorectal Surgery (Proctology)TXTBD

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
99204New patient office or other outpatient visit, 45-59 minutes4747$0
99205New patient office or other outpatient visit, 60-74 minutes2626$0
99214Established patient office or other outpatient visit, 30-39 minutes2218$0
45300Diagnostic exam of rectum and lower large bowel using an endoscope1413$0
46260Removal of multiple hemorrhoid groups1111$0
View full utilization report →

Insurance plans in this area (ZIP 78155)

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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: 3072426741View full group profile
NameSpecialtyState
General SurgeryAZ
Internal MedicineTX
Nurse PractitionerTX
Nurse PractitionerTX
-TX
E N D O C R I N O L O G YTX
Nurse PractitionerIL
-NC
Physician AssistantLA
Hospitalist, GastroenterologyTX

Reviews

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Frequently asked questions

Where can patients find DR. CESAR A. SANTIAGO (M.D.)'s NPI?
You can confirm DR. CESAR A. SANTIAGO (M.D.) with NPI 1659396406; it appears in the national provider directory.
Is DR. CESAR A. SANTIAGO (M.D.)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
What kind of provider is DR. CESAR A. SANTIAGO (M.D.)?
The page reflects Surgery Physician for DR. CESAR A. SANTIAGO (M.D.). Clinical services aligned with this taxonomy classification.
Where does public data place DR. CESAR A. SANTIAGO (M.D.)?
The snapshot lists Seguin, Texas for DR. CESAR A. SANTIAGO (M.D.); download NPPES for the complete set.
How can I contact DR. CESAR A. SANTIAGO (M.D.)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.