Darren Chester, M.D.
NPI 1316974959 · Family Medicine Physician · Sioux Falls, SD
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Darren Chester, M.D. is a Family Medicine Physician provider in Sioux Falls, SD (NPI 1316974959).
Provider details
- NPI number
- 1316974959
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4418 (SD)
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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
201 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) |
|---|---|---|
| Injection of Chemical Agent Into Multiple Incompetent Veins of Leg36471 | 54 | $133 |
| Ultrasonic Guidance for Needle Placement76942 | 39 | $54 |
| Ultrasound Study of Arm Or Leg Veins With Compression and Maneuvers93970 | 34 | $174 |
| Destruction of First Incompetent Vein of Arm Or Leg Using Radiofrequency and Imaging Guidance36475 | 29 | $976 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 25 | $120 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21 across 1 record (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
Registry dates
- Enumerated
- 2006-06-27
- Last updated
- 2022-02-21
- Certified
- 2022-02-21
Frequently asked questions
- What is Darren Chester's NPI number?
- Darren Chester's National Provider Identifier (NPI) is 1316974959, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darren Chester's specialty?
- Darren Chester is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Darren Chester located?
- Darren Chester's practice location on file with NPPES is 3401 S Kelley Ave, Sioux Falls, SD 57106-6300.
- What is Darren Chester's phone number?
- The practice phone number listed in the NPPES registry for Darren Chester is (605) 274-0217.
- Does Darren Chester accept Medicare?
- Darren Chester is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Darren Chester's NPI active?
- Yes — Darren Chester's NPI (1316974959) is active in the NPPES registry as of the last update on 2022-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.