Matlock Jeffries, MD
NPI 1033439146 · Rheumatology Physician · Oklahoma City, OK
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matlock Jeffries, MD is a Rheumatology Physician provider in Oklahoma City, OK (NPI 1033439146).
Provider details
- NPI number
- 1033439146
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 27883 (OK)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 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
101 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 51 | $165 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 32 | $113 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 18 | $156 |
Typical Medicare-allowed amounts for these services range $113–$165 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Celecoxib | 60 | 18 |
| Prednisone | 46 | — |
| Hydroxychloroquine Sulfate | 32 | 11 |
| Leflunomide | 29 | — |
| Duloxetine Hcl | 28 | 12 |
| Methotrexate Sodiumbrand: Methotrexate | 19 | — |
| Gabapentin | 16 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$15 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
- 2010-06-11
- Last updated
- 2018-06-22
Frequently asked questions
- What is Matlock Jeffries's NPI number?
- Matlock Jeffries's National Provider Identifier (NPI) is 1033439146, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matlock Jeffries's specialty?
- Matlock Jeffries is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Matlock Jeffries located?
- Matlock Jeffries's practice location on file with NPPES is 920 Sl Young Blvd, Oklahoma City, OK 73104.
- What is Matlock Jeffries's phone number?
- The practice phone number listed in the NPPES registry for Matlock Jeffries is (405) 271-5963.
- Does Matlock Jeffries accept Medicare?
- Matlock Jeffries is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matlock Jeffries's NPI active?
- Yes — Matlock Jeffries's NPI (1033439146) is active in the NPPES registry as of the last update on 2018-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.