Diantha Williamson, M.D.
NPI 1720467780 · Family Medicine Physician · Salt Lake City, UT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diantha Williamson, M.D. is a Family Medicine Physician provider in Salt Lake City, UT (NPI 1720467780).
Provider details
- NPI number
- 1720467780
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 9854067-1205 (UT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
535 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 138 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 89 | $86 |
| Automated Urinalysis Test81003 | 56 | $2 |
| X-Ray of Chest, 2 Views71046 | 40 | $21 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 32 | $103 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 24 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 83 | 83 |
| Prednisone | 45 | 45 |
| Doxycycline Monohydrate | 38 | 38 |
| Amoxicillin | 36 | 35 |
| Mupirocin | 21 | 21 |
| Triamcinolone Acetonide | 21 | 21 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 20 | 20 |
| Ofloxacin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-05-23
- Last updated
- 2016-08-29
Frequently asked questions
- What is Diantha Williamson's NPI number?
- Diantha Williamson's National Provider Identifier (NPI) is 1720467780, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diantha Williamson's specialty?
- Diantha Williamson is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Diantha Williamson located?
- Diantha Williamson's practice location on file with NPPES is 1250 E 3900 S Ste 260, Salt Lake City, UT 84124-1371.
- What is Diantha Williamson's phone number?
- The practice phone number listed in the NPPES registry for Diantha Williamson is (801) 265-2000.
- Does Diantha Williamson accept Medicare?
- Diantha Williamson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diantha Williamson's NPI active?
- Yes — Diantha Williamson's NPI (1720467780) is active in the NPPES registry as of the last update on 2016-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.