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DIAN HORTON M.D.
NPI 1447781273
Family Medicine in Kerrville, TX

Active since March 23, 2017PECOS EnrolledAccepts Medicare Assignment
1331 BANDERA HWY STE 4, KERRVILLE, TX 78028(830) 258-7762 Get Directions Write a Review

NPPES record last updated: September 29, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 17, 2021, Jun 29, 2020, Jun 3, 2020 and 1 more (4 updates tracked since 2017).

About Dian Horton M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DIAN HORTON M.D. (NPI 1447781273) is an individual family medicine provider in Kerrville, Texas, licensed in Texas (S4158) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS, is affiliated with Peterson Regional Medical Center, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1447781273
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDIAN HORTONCredential: M.D.
Location Address1331 BANDERA HWY STE 4Kerrville, TX 78028
Mailing Address1331 Bandera Hwy Ste 4Kerrville, TX 78028-9535 · (830) 258-7762
Phone(830) 258-7762
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateMarch 23, 2017
Last NPPES UpdateSeptember 29, 20234 updates tracked since enumeration
NPPES CertifiedSeptember 29, 2023
✔ NPI 1447781273 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in TX · S4158
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1331 BANDERA HWY STE 4, Kerrville, TX 78028
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dian Horton M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3375812597
PECOS Enrollment IDI20200715001947
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Dian Horton reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Peterson Medical Associates
1.1 mi
Obstetrics & Gynecology
575 HILL COUNTRY DR, STE 202
Kerrville, TX 78028
  • Reassigned Medicare billing, Texas enrollment
  • 233 clinicians in this Medicare group
NPI 1770800575 (830) 258-6237
Hospitalist Medicine Physicians Of Texas, PLLC
232 mi
Internal Medicine
18951 N MEMORIAL DR
Humble, TX 77338
  • Reassigned Medicare billing, Texas enrollment
  • 2,009 clinicians in this Medicare group
NPI 1629307095 (281) 540-7700
Cogent Healthcare Of Texas, PA
241 mi
Internal Medicine
8200 WALNUT HILL LN
Dallas, TX 75231
  • Reassigned Medicare billing, Texas enrollment
  • 1,208 clinicians in this Medicare group
NPI 1992722953 (214) 345-7585

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
318 services199 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
96 services96 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
80 services59 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
72 services72 patients
Transitional care management services for problem of high complexity 99496
Transitional care management services are designed to ensure a smooth transition from a hospital to home or another care setting for patients with complex health issues. These services include medication management, patient education, and coordination with healthcare providers.
26 services24 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
24 services24 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Peterson Regional Medical Center

Acute Care Hospitals · Kerrville, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450007
Location551 Hill Country DriveKerrville, TX 78028 · Kerr County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78028 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ADRIANA ARGUELLO MD
Internal Medicine
1331 BANDERA HWY STE 4
KERRVILLE, TX 78028
Kerr County (830) 258-7762
MICHAEL D SHAFFER DO
Family Medicine
1331 BANDERA HWY STE 4
KERRVILLE, TX 78028
Kerr County (830) 258-7762
PAMELA D CANTU M.D.
Internal Medicine
1331 BANDERA HWY STE 4
KERRVILLE, TX 78028
Kerr County (830) 258-7762
TYLER CLAY ULMER DO
Family Medicine
1331 BANDERA HWY STE 4
KERRVILLE, TX 78028
Kerr County (830) 258-7762
STEPHANIE A CALDERON FNP-C
Nurse Practitioner (Family)
1331 BANDERA HWY STE 4
KERRVILLE, TX 78028
Kerr County (830) 258-7762

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dian Horton's NPI number?

The NPI number for Dian Horton is 1447781273. It was assigned to this individual provider in the NPPES registry on March 23, 2017.

Where is Dian Horton located?

Dian Horton practices at 1331 Bandera Hwy Ste 4, Kerrville, TX 78028. The listed phone number is (830) 258-7762.

What is Dian Horton's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Dian Horton enrolled in Medicare?

Yes. Dian Horton is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Dian Horton's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dian Horton reassigns Medicare benefits to 3 organizations: Peterson Medical Associates (Kerrville, TX), Hospitalist Medicine Physicians Of Texas, PLLC (Humble, TX) and Cogent Healthcare Of Texas, PA (Dallas, TX). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Dian Horton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Dian Horton accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 2 other insurers list Dian Horton as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Dian Horton affiliated with any hospitals?

According to CMS data, Dian Horton is affiliated with Peterson Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Dian Horton was last updated on September 29, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.