DIANA ALMA SANTIAGO (MD) – Radiation Oncology Physician, NPI 1073552196

DIANA ALMA SANTIAGO (MD) is a healthcare provider. based in Newnan, Georgia. specializing in RADIATION ONCOLOGY. They hold the professional credentials MD. They hold a License No. 42421 (GA). The NPI Number for DIANA ALMA SANTIAGO (MD) is 1073552196

Main info

Female
34 Years Of Experience
Accepts Medicare Assignment
Name
DIANA ALMA SANTIAGO (MD)
NPI
1073552196
Phone
(770) 254-9600
Address
211 MILLARD C. FARMER INDUSTRIAL BLVD
Enumeration Date
5 June 2006
Last Update Date
27 December 2021

Doctor Profile

Medical School Name
MEDICAL UNIVERSITY OF SOUTH CAROLINA COLLEGE OF MEDICINE
Secondary Phone
7702549600
Graduation Year
1992 (34 years ago)
PAC ID
7719076082
Group Practice PAC ID
2163325812
Professional Enrollment ID
I20071210000370
Address ID
GA302651618NE745XXRDXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience69
Completeness75
Years active:20State licenses:1Digital endpointsOther names

203 RADIATION ONCOLOGY in GA

Provider Addresses for DIANA ALMA SANTIAGO (MD)

  • 211 MILLARD C. FARMER INDUSTRIAL BLVD

    NEWNAN, GA 30263

    Phone: (770) 254-9600

    Type: Mailing

  • 1255 Highway 54 W

    Fayetteville, GA 302144526

    Phone: (770) 719-5850

    Fax: (770) 719-5849

    Type: Location

  • 255 PROFESSIONAL CT

    RIVERDALE, GA 302742531

    Phone: (770) 907-0554

    Fax: (770) 907-9048

    Type: Mailing

  • 745 POPLAR RD

    NEWNAN, GA 302651618

    Phone: (770) 400-4700

    Fax: (770) 400-4096

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 6 Open Payments records for all available years, with a total value of $125.

Total Amount is formed as General ($125) + Research ($0) + Ownership ($0) = $125.

Last reported payment date: 2024-10-01 • Largest payer in this snapshot: Boston Scientific Corporation ($54).

Total Amount

$125

General + Research + Ownership

Payments

6

Total payment records

General Amount

$125

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-01

Latest reported date

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: 2007-12-10

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
I20071210000370IRadiation OncologyGATBD

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
77014Ct guidance for insertion of radiation therapy fields79961$0
77427Radiation treatment management, 5 treatment sessions26176$0
77300Calculation of radiation therapy dose21471$0
G6002Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy15514$0
77334Design and construction of complex radiation treatment device13053$0
View full utilization report →

Insurance plans in this area (ZIP 30263)

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Provider's Procedures

DIANA ALMA SANTIAGO (MD) performs procedures in RADIATION ONCOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
RADIATION ONCOLOGYGA77427Radiation treatment management, 5 treatments301102

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: 2163325812View full group profile
NameSpecialtyState
Radiation OncologyGA
Radiation OncologyGA
Radiation OncologyGA
Radiation OncologyGA
Radiation OncologyGA
Radiation OncologyGA
Radiation OncologyGA
Radiation OncologyGA

Reviews

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Frequently asked questions

Does DIANA ALMA SANTIAGO (MD) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — DIANA ALMA SANTIAGO (MD) uses 1073552196.
Is DIANA ALMA SANTIAGO (MD) listed as active for patients and plans?
The listing shows DIANA ALMA SANTIAGO (MD) as active in the NPI system.
What is DIANA ALMA SANTIAGO (MD)'s primary classification?
Radiation Oncology Physician is the headline specialty for DIANA ALMA SANTIAGO (MD) here. Clinical services aligned with this taxonomy classification.
What address line appears for DIANA ALMA SANTIAGO (MD)?
DIANA ALMA SANTIAGO (MD)'s geographic hint is Newnan, Georgia in our summary view.
Why does DIANA ALMA SANTIAGO (MD) have multiple addresses?
5 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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