Lori Grenich, MS, MSN, RN, CNP
NPI 1871586040 · Adult Health Nurse Practitioner · Columbiana, OH
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lori Grenich, MS, MSN, RN, CNP is a Adult Health Nurse Practitioner provider in Columbiana, OH (NPI 1871586040).
Provider details
- NPI number
- 1871586040
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MS, MSN, RN, CNP
- Sex
- Female
- Sole proprietor
- No
- License
- 03474NP (OH)
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
20 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
81 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 Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 58 | $45 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 23 | $104 |
Typical Medicare-allowed amounts for these services range $45–$104 (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 · 153 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 623 | 132 |
| Rosuvastatin Calcium | 540 | 141 |
| Amlodipine Besylate | 493 | 103 |
| Metoprolol Succinate | 373 | 88 |
| Valsartan | 358 | 81 |
| Empagliflozinbrand: Jardiance | 321 | 74 |
| Metformin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$133 across 3 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
- 2005-08-23
- Last updated
- 2018-08-10
Frequently asked questions
- What is Lori Grenich's NPI number?
- Lori Grenich's National Provider Identifier (NPI) is 1871586040, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lori Grenich's specialty?
- Lori Grenich is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lori Grenich located?
- Lori Grenich's practice location on file with NPPES is 107 Royal Birkdale Dr Ste a, Columbiana, OH 44408.
- What is Lori Grenich's phone number?
- The practice phone number listed in the NPPES registry for Lori Grenich is (330) 482-9350.
- Does Lori Grenich accept Medicare?
- Lori Grenich is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lori Grenich's NPI active?
- Yes — Lori Grenich's NPI (1871586040) is active in the NPPES registry as of the last update on 2018-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.