Upton Siddons, MD
NPI 1871084301 · Family Medicine Physician · Greenwood, AR
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Upton Siddons, MD is a Family Medicine Physician provider in Greenwood, AR (NPI 1871084301).
Provider details
- NPI number
- 1871084301
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- E-12892 (AR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,257 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 412 | $90 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 218 | $9 |
| Hemoglobin A1c Level83036 | 102 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 94 | $41 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 83 | $69 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 54 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 164 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 496 | 127 |
| Losartan Potassium | 334 | 83 |
| Amlodipine Besylate | 280 | 66 |
| Furosemide | 264 | 67 |
| Gabapentin | 249 | 67 |
| Levothyroxine Sodium | 232 | 56 |
| Lisinopril | 223 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$175 across 10 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- Uams - West612 South 12th StFort Smith, AR 72901Phone: (479) 785-2431Fax: (479) 785-0732
Registry dates
- Enumerated
- 2018-05-21
- Last updated
- 2022-05-10
- Certified
- 2022-05-10
Frequently asked questions
- What is Upton Siddons's NPI number?
- Upton Siddons's National Provider Identifier (NPI) is 1871084301, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Upton Siddons's specialty?
- Upton Siddons is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Upton Siddons located?
- Upton Siddons's practice location on file with NPPES is 1480 W Center St, Greenwood, AR 72936-3449.
- What is Upton Siddons's phone number?
- The practice phone number listed in the NPPES registry for Upton Siddons is (479) 996-5585.
- Does Upton Siddons accept Medicare?
- Upton Siddons is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Upton Siddons's NPI active?
- Yes — Upton Siddons's NPI (1871084301) is active in the NPPES registry as of the last update on 2022-05-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.