Allison Johnston, DNP, CRNA
NPI 1982278735 · Certified Registered Nurse Anesthetist · Southaven, MS
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allison Johnston, DNP, CRNA is a Certified Registered Nurse Anesthetist provider in Southaven, MS (NPI 1982278735).
Provider details
- NPI number
- 1982278735
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, CRNA
- Sex
- Female
- Sole proprietor
- No
- License
- 901707 (MS)
Specialties & taxonomies
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
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
109 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) |
|---|---|---|
| Anesthesia for Procedure to Assess Heart Electrical Activity00537 | 42 | $327 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 40 | $40 |
| Anesthesia for Insertion of Permanent Heart Pacemaker00530 | 27 | $150 |
Typical Medicare-allowed amounts for these services range $40–$327 (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.
Practice location
Mailing address
Additional practice locations (1)
- 200 Hwy 30 WNew Albany, MS 38652-3112Phone: (662) 538-7631
Registry dates
- Enumerated
- 2021-05-17
- Last updated
- 2021-06-07
- Certified
- 2021-06-07
Frequently asked questions
- What is Allison Johnston's NPI number?
- Allison Johnston's National Provider Identifier (NPI) is 1982278735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Johnston's specialty?
- Allison Johnston is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Allison Johnston located?
- Allison Johnston's practice location on file with NPPES is 391 Southcrest Cir Ste 108, Southaven, MS 38671-4775.
- What is Allison Johnston's phone number?
- The practice phone number listed in the NPPES registry for Allison Johnston is (662) 349-2659.
- Does Allison Johnston accept Medicare?
- Allison Johnston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allison Johnston's NPI active?
- Yes — Allison Johnston's NPI (1982278735) is active in the NPPES registry as of the last update on 2021-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.