Mallory Johansen
NPI 1457753626 · Physician Assistant · Englewood, CO
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mallory Johansen is a Physician Assistant provider in Englewood, CO (NPI 1457753626).
Provider details
- NPI number
- 1457753626
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Physician Assistant363A00000X
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
138 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 64 | $144 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 62 | $100 |
| Critical Care, First 30-74 Minutes99291 | 12 | $176 |
Typical Medicare-allowed amounts for these services range $100–$176 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetronbrand: Ondansetron Odt | 23 | 23 |
| Naproxen | 21 | 21 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 19 | 18 |
| Oxycodone Hcl | 19 | 17 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 14 | 14 |
| Prednisone | 13 | 13 |
| Azithromycin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-09-19
- Last updated
- 2015-06-10
Frequently asked questions
- What is Mallory Johansen's NPI number?
- Mallory Johansen's National Provider Identifier (NPI) is 1457753626, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mallory Johansen's specialty?
- Mallory Johansen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mallory Johansen located?
- Mallory Johansen's practice location on file with NPPES is 501 E. Hampden Ave., Englewood, CO 80113-2702.
- What is Mallory Johansen's phone number?
- The practice phone number listed in the NPPES registry for Mallory Johansen is (303) 788-6911.
- Does Mallory Johansen accept Medicare?
- Mallory Johansen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mallory Johansen's NPI active?
- Yes — Mallory Johansen's NPI (1457753626) is active in the NPPES registry as of the last update on 2015-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.