Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. WILLIAM BENJAMIN HORTON M.D.
NPI 1790125102
Internal Medicine - Endocrinology, Diabetes & Metabolism in Charlottesville, VA

Q: What is William Horton's NPI number?

The NPI number for William Horton is 1790125102. It was assigned to this individual provider in the NPPES registry on June 29, 2013.

Q: What is William Horton's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Q: When was this NPI record last updated?

The NPPES record for William Horton was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days 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.

Active since June 29, 2013PECOS EnrolledAccepts Medicare Assignment

79.39/100

CMS Quality Rating

415 RAY C HUNT DR STE 2100, CHARLOTTESVILLE, VA 22903(434) 924-1825(434) 244-9456 Get Directions Write a Review

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

Record update history: Sep 29, 2026, Aug 10, 2023, Jul 31, 2021 and 4 more (7 updates tracked since 2017).

On this page

About Dr. William Benjamin Horton M.d. NPPES

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

DR. WILLIAM BENJAMIN HORTON M.D. (NPI 1790125102) is an individual endocrinology, diabetes & metabolism provider in Charlottesville, Virginia, licensed in Virginia (0101263267) and active in the NPI registry since June 2013. He is enrolled in Medicare PECOS, is affiliated with University Of Virginia Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1790125102

Entity TypeIndividualMale

Primary Taxonomy207RE0101X

Provider Legal NameDR. WILLIAM BENJAMIN HORTONCredential: M.D.

Location Address415 RAY C HUNT DR STE 2100Charlottesville, VA 22903-2980

Mailing AddressPo Box 749112Atlanta, GA 30374-9112

Phone(434) 924-1825

Fax(434) 244-9456

Sole ProprietorNo

Medical School CMSUniversity Of Mississippi School Of MedicineGraduated 2013

Enumeration DateJune 29, 2013

Last NPPES UpdateSeptember 29, 20267 updates tracked since enumeration

NPPES CertifiedSeptember 29, 2026

✔ NPI 1790125102 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in VA · 0101263267

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

415 RAY C HUNT DR STE 2100, Charlottesville, VA 22903

Open in Google Maps ↗

Secondary Practice Locations 2

Location 12500 N State StJackson, MS 39216 · Phone (601) 984-5601

Location 21015 Spring Creek PkwyZion Crossroads, VA 22942-7019 · Phone (434) 243-9466 · Fax (434) 243-9499

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.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

Dr. William Benjamin 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 ID3476870304

PECOS Enrollment IDI20171218003050

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 Reassignment

Medicare enrollment records show William Horton reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Virginia Physicians Group

5.3 mi

Neuromusculoskeletal Medicine, Sports Medicine

4105 LEWIS AND CLARK DR
Charlottesville, VA 22911

Reassigned Medicare billing, Virginia enrollment
2,820 clinicians in this Medicare group

NPI 1033138250 (434) 295-1000

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 8

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 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.

59 services49 patients

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.

58 services54 patients

Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251

This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.

31 services19 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

27 services16 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

25 services24 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

22 services15 patients

Hospital Affiliations CMS Care Compare

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

University Of Virginia Medical Center

Acute Care Hospitals · Charlottesville, VA

4/5 CMS rating

OwnershipGovernment - State

CMS Certification Number490009

Location1215 Lee StreetCharlottesville, VA 22908 · Charlottesville City County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22903 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

$129.04 typical visit price

range $56.19 – $170.30

Typical copayment $32.26 (range $14.04 – $42.57)

Most-billed visit code 99204

Established Patient

$99.13 typical visit price

range $18.07 – $138.91

Typical copayment $24.78 (range $4.51 – $34.72)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

79.39/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

73.66

Promoting Interoperability

100

Improvement Activities

Cost

57.65

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

6 suppliers15 claims60 services$6.40 avg. paid by Medicare

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553

DME-Other DME · category DE017N

10 suppliers115 claims120 services$181.92 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 19

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

DR. SAMANTHA A DIGRUCCIO MD

Internal Medicine (Endocrinology, Diabetes & Metabolism)