Lamar Johnson, MD
NPI 1497174270 · Internal Medicine Physician · Newark, DE
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lamar Johnson, MD is a Internal Medicine Physician provider in Newark, DE (NPI 1497174270).
Provider details
- NPI number
- 1497174270
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4301105938 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
90 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 47 | $95 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 28 | $64 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 15 | $127 |
Typical Medicare-allowed amounts for these services range $64–$127 (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 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 185 | 58 |
| Amlodipine Besylate | 124 | 41 |
| Omeprazole | 76 | 22 |
| Lisinopril | 67 | 23 |
| Gabapentin | 63 | 22 |
| Metformin Hcl | 55 | 21 |
| Hydrochlorothiazide | 53 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-04-09
- Last updated
- 2019-07-02
Frequently asked questions
- What is Lamar Johnson's NPI number?
- Lamar Johnson's National Provider Identifier (NPI) is 1497174270, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lamar Johnson's specialty?
- Lamar Johnson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lamar Johnson located?
- Lamar Johnson's practice location on file with NPPES is 4755 Ogletown Stanton Rd, Newark, DE 19718-2153.
- What is Lamar Johnson's phone number?
- The practice phone number listed in the NPPES registry for Lamar Johnson is (302) 623-0188.
- Does Lamar Johnson accept Medicare?
- Lamar Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lamar Johnson's NPI active?
- Yes — Lamar Johnson's NPI (1497174270) is active in the NPPES registry as of the last update on 2019-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.