Joseph Lockridge, MD
NPI 1639331101 · Nephrology Physician · Dallas, TX
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Lockridge, MD is a Nephrology Physician provider in Dallas, TX (NPI 1639331101).
Provider details
- NPI number
- 1639331101
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD167613 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
17 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
331 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 162 | $116 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 148 | $138 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 21 | $169 |
Typical Medicare-allowed amounts for these services range $116–$169 (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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 190 | 61 |
| Pantoprazole Sodium | 103 | 40 |
| Carvedilol | 88 | 31 |
| Amlodipine Besylate | 71 | 32 |
| Tamsulosin Hcl | 63 | 22 |
| Atorvastatin Calcium | 57 | 22 |
| Lisinopril | 32 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$10,169 across 9 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
- 2008-06-26
- Last updated
- 2024-08-13
- Certified
- 2024-08-13
Frequently asked questions
- What is Joseph Lockridge's NPI number?
- Joseph Lockridge's National Provider Identifier (NPI) is 1639331101, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Lockridge's specialty?
- Joseph Lockridge is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Lockridge located?
- Joseph Lockridge's practice location on file with NPPES is 5200 Harry Hines Blvd, Dallas, TX 75235-7709.
- What is Joseph Lockridge's phone number?
- The practice phone number listed in the NPPES registry for Joseph Lockridge is (214) 590-8000.
- Does Joseph Lockridge accept Medicare?
- Joseph Lockridge is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Lockridge's NPI active?
- Yes — Joseph Lockridge's NPI (1639331101) is active in the NPPES registry as of the last update on 2024-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.