Summer Johnson, FNP-C
NPI 1235830068 · Nurse Practitioner · Flagstaff, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Summer Johnson, FNP-C is a Nurse Practitioner provider in Flagstaff, AZ (NPI 1235830068).
Provider details
- NPI number
- 1235830068
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 186259 (AZ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
3 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
241 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 | 202 | $103 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 13 | $11 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 13 | $148 |
| Telephone Medical Discussion With Physician, 5-10 Minutes99441 | 13 | $46 |
Typical Medicare-allowed amounts for these services range $11–$148 (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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ezetimibe | 55 | 24 |
| Atorvastatin Calcium | 43 | 22 |
| Icosapent Ethylbrand: Vascepa | 42 | 24 |
| Rosuvastatin Calcium | 39 | 15 |
| Sacubitril/Valsartanbrand: Entresto | 38 | 12 |
| Lisinopril | 34 | 16 |
| Metoprolol Succinate | 30 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$646 across 21 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
Additional practice locations (1)
- 1116 E Route 66 Ste A-2Flagstaff, AZ 86001-4706Phone: (928) 707-9455
Registry dates
- Enumerated
- 2023-03-17
- Last updated
- 2025-03-07
- Certified
- 2025-03-07
Frequently asked questions
- What is Summer Johnson's NPI number?
- Summer Johnson's National Provider Identifier (NPI) is 1235830068, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Summer Johnson's specialty?
- Summer Johnson is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Summer Johnson located?
- Summer Johnson's practice location on file with NPPES is 2000 S Thompson St, Flagstaff, AZ 86001-8759.
- What is Summer Johnson's phone number?
- The practice phone number listed in the NPPES registry for Summer Johnson is (928) 226-6400.
- Does Summer Johnson accept Medicare?
- Summer Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Summer Johnson's NPI active?
- Yes — Summer Johnson's NPI (1235830068) is active in the NPPES registry as of the last update on 2025-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.