Charles Ferrell, M.D.
NPI 1427256106 · Family Medicine Physician · Hennessey, OK
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Ferrell, M.D. is a Family Medicine Physician provider in Hennessey, OK (NPI 1427256106).
Provider details
- NPI number
- 1427256106
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 24563 (OK)
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
18 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
4,057 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 1,107 | $88 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 484 | $124 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 325 | $9 |
| Hemoglobin A1c Level83036 | 298 | $9 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 268 | $14 |
| 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'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 233 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 655 | 123 |
| Pantoprazole Sodium | 536 | 113 |
| Atorvastatin Calcium | 536 | 140 |
| Lisinopril | 464 | 116 |
| Gabapentin | 423 | 95 |
| Metformin Hcl | 406 | 102 |
| Potassium Chloride | 405 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$56 across 3 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
- 2007-07-05
- Last updated
- 2019-08-19
Frequently asked questions
- What is Charles Ferrell's NPI number?
- Charles Ferrell's National Provider Identifier (NPI) is 1427256106, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Ferrell's specialty?
- Charles Ferrell is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Ferrell located?
- Charles Ferrell's practice location on file with NPPES is 500 N Main St, Hennessey, OK 73742-1019.
- What is Charles Ferrell's phone number?
- The practice phone number listed in the NPPES registry for Charles Ferrell is (405) 853-6100.
- Does Charles Ferrell accept Medicare?
- Charles Ferrell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Ferrell's NPI active?
- Yes — Charles Ferrell's NPI (1427256106) is active in the NPPES registry as of the last update on 2019-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.