Darrell Herrington, DO
NPI 1154388767 · Family Medicine Physician · San Angelo, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Darrell Herrington, DO is a Family Medicine Physician provider in San Angelo, TX (NPI 1154388767).
Provider details
- NPI number
- 1154388767
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- H4402 (TX)
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
20 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
2,211 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 578 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 493 | $127 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 292 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 289 | $134 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 143 | $14 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 179 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 748 | 204 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 509 | 72 |
| Rosuvastatin Calcium | 506 | 139 |
| Atorvastatin Calcium | 453 | 134 |
| Losartan Potassium | 395 | 112 |
| Gabapentin | 371 | 91 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$801 across 50 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
Registry dates
- Enumerated
- 2006-04-27
- Last updated
- 2018-12-05
Frequently asked questions
- What is Darrell Herrington's NPI number?
- Darrell Herrington's National Provider Identifier (NPI) is 1154388767, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darrell Herrington's specialty?
- Darrell Herrington is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Darrell Herrington located?
- Darrell Herrington's practice location on file with NPPES is 3605 Executive Dr, San Angelo, TX 76904-6884.
- What is Darrell Herrington's phone number?
- The practice phone number listed in the NPPES registry for Darrell Herrington is (325) 949-9555.
- Does Darrell Herrington accept Medicare?
- Darrell Herrington is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Darrell Herrington's NPI active?
- Yes — Darrell Herrington's NPI (1154388767) is active in the NPPES registry as of the last update on 2018-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.