Ariel Lewis, FNP
NPI 1912512591 · Family Nurse Practitioner · Okemos, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ariel Lewis, FNP is a Family Nurse Practitioner provider in Okemos, MI (NPI 1912512591).
Provider details
- NPI number
- 1912512591
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 4704310265NSA200NG (MI)
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
5 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
342 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) |
|---|---|---|
| Administration of Non-Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96401 | 121 | $56 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, 1 Hour Or Less96365 | 90 | $49 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 61 | $100 |
| Administration of Chemotherapy Into Vein, Each Additional Hour96415 | 37 | $22 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 33 | $11 |
Typical Medicare-allowed amounts for these services range $11–$100 (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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 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
- 2020-09-10
- Last updated
- 2025-06-26
- Certified
- 2025-06-26
Frequently asked questions
- What is Ariel Lewis's NPI number?
- Ariel Lewis's National Provider Identifier (NPI) is 1912512591, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ariel Lewis's specialty?
- Ariel Lewis is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ariel Lewis located?
- Ariel Lewis's practice location on file with NPPES is 2549 Jolly Rd Ste 360, Okemos, MI 48864-3679.
- What is Ariel Lewis's phone number?
- The practice phone number listed in the NPPES registry for Ariel Lewis is (877) 448-3627.
- Does Ariel Lewis accept Medicare?
- Ariel Lewis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ariel Lewis's NPI active?
- Yes — Ariel Lewis's NPI (1912512591) is active in the NPPES registry as of the last update on 2025-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.