Abby Johnson, PA-C
NPI 1689362444 · Physician Assistant · Willoughby, OH
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Abby Johnson, PA-C is a Physician Assistant provider in Willoughby, OH (NPI 1689362444).
Provider details
- NPI number
- 1689362444
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
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 tenure25% of score
3 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
172 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) |
|---|---|---|
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 71 | $99 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 61 | $143 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 21 | $58 |
| Critical Care, First 30-74 Minutes99291 | 19 | $172 |
Typical Medicare-allowed amounts for these services range $58–$172 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 46 | 46 |
| Prednisone | 41 | 40 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 31 | 31 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 26 | 26 |
| Doxycycline Hyclate | 21 | 20 |
| Ondansetron Hcl | 19 | 19 |
| Methylprednisolone | 18 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21 across 1 record (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
- 2023-04-28
- Last updated
- 2023-04-28
- Certified
- 2023-04-28
Frequently asked questions
- What is Abby Johnson's NPI number?
- Abby Johnson's National Provider Identifier (NPI) is 1689362444, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Abby Johnson's specialty?
- Abby Johnson is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Abby Johnson located?
- Abby Johnson's practice location on file with NPPES is 36000 Euclid Ave, Willoughby, OH 44094-4625.
- What is Abby Johnson's phone number?
- The practice phone number listed in the NPPES registry for Abby Johnson is (586) 260-8308.
- Does Abby Johnson accept Medicare?
- Abby Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Abby Johnson's NPI active?
- Yes — Abby Johnson's NPI (1689362444) is active in the NPPES registry as of the last update on 2023-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.