Fiona Lynn, NP
NPI 1275879736 · Nurse Practitioner · Chicago, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Fiona Lynn, NP is a Nurse Practitioner provider in Chicago, IL (NPI 1275879736).
Provider details
- NPI number
- 1275879736
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 209-009986 (IL)
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
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
227 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 | 81 | $107 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 50 | $85 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 31 | $127 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 23 | $150 |
| Electronic Analysis of Implanted Brain, Spinal Cord, Or Peripheral Neurostimulator Generator95970 | 22 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cenobamatebrand: Xcopri | 263 | 40 |
| Levetiracetam | 176 | 48 |
| Lacosamide | 163 | 26 |
| Lamotrigine | 89 | 29 |
| Brivaracetambrand: Briviact | 76 | 11 |
| Clonazepam | 60 | 19 |
| Clobazam | 47 | 15 |
| Divalproex Sodiumbrand: Divalproex Sodium Er |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$11,312 across 46 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
Registry dates
- Enumerated
- 2013-01-02
- Last updated
- 2015-11-03
Frequently asked questions
- What is Fiona Lynn's NPI number?
- Fiona Lynn's National Provider Identifier (NPI) is 1275879736, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Fiona Lynn's specialty?
- Fiona Lynn is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Fiona Lynn located?
- Fiona Lynn's practice location on file with NPPES is 1725 W Harrison St, Chicago, IL 60612-3841.
- What is Fiona Lynn's phone number?
- The practice phone number listed in the NPPES registry for Fiona Lynn is (312) 942-4500.
- Does Fiona Lynn accept Medicare?
- Fiona Lynn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Fiona Lynn's NPI active?
- Yes — Fiona Lynn's NPI (1275879736) is active in the NPPES registry as of the last update on 2015-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.