John Danzell, MD
NPI 1821173535 · Family Medicine Physician · Shreveport, LA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Danzell, MD is a Family Medicine Physician provider in Shreveport, LA (NPI 1821173535).
Provider details
- NPI number
- 1821173535
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 013603 (LA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
246 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 141 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 57 | $119 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 48 | $120 |
Typical Medicare-allowed amounts for these services range $84–$120 (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 · 82 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 337 | 100 |
| Triamterene/Hydrochlorothiazidbrand: Triamterene-Hydrochlorothiazid | 237 | 82 |
| Methylprednisolone | 176 | 89 |
| Atorvastatin Calcium | 174 | 42 |
| Cefuroxime Axetilbrand: Cefuroxime | 139 | 96 |
| Alprazolam | 130 | 37 |
| Potassium Chloride |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-25
- Last updated
- 2024-04-03
- Certified
- 2024-04-03
Frequently asked questions
- What is John Danzell's NPI number?
- John Danzell's National Provider Identifier (NPI) is 1821173535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Danzell's specialty?
- John Danzell is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Danzell located?
- John Danzell's practice location on file with NPPES is 2500 Kings Highway, Shreveport, LA 71103.
- What is John Danzell's phone number?
- The practice phone number listed in the NPPES registry for John Danzell is (318) 631-4030.
- Does John Danzell accept Medicare?
- John Danzell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Danzell's NPI active?
- Yes — John Danzell's NPI (1821173535) is active in the NPPES registry as of the last update on 2024-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.