Royce Johnson, MD
NPI 1336174655 · Internal Medicine Physician · Bakersfield, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Royce Johnson, MD is a Internal Medicine Physician provider in Bakersfield, CA (NPI 1336174655).
Provider details
- NPI number
- 1336174655
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G21369 (CA)
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
19 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
169 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 74 | $124 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 64 | $97 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 18 | $130 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 13 | $83 |
Typical Medicare-allowed amounts for these services range $83–$130 (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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Isavuconazonium Sulfatebrand: Cresemba | 78 |
| Fluconazole | 72 |
| Posaconazole | 29 |
| Cephalexin | 22 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 20 |
| Lisinopril | 16 |
| Itraconazole | 15 |
| Levetiracetam | 13 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$496 across 12 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
- 2006-07-12
- Last updated
- 2007-07-08
Frequently asked questions
- What is Royce Johnson's NPI number?
- Royce Johnson's National Provider Identifier (NPI) is 1336174655, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Royce Johnson's specialty?
- Royce Johnson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Royce Johnson located?
- Royce Johnson's practice location on file with NPPES is 2201 Mt Vernon Ave, Bakersfield, CA 93306.
- What is Royce Johnson's phone number?
- The practice phone number listed in the NPPES registry for Royce Johnson is (661) 872-7000.
- Does Royce Johnson accept Medicare?
- Royce Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Royce Johnson's NPI active?
- Yes — Royce Johnson's NPI (1336174655) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.