Tonia Farmer, M.D.
NPI 1801899034 · Otolaryngology Physician · Warren, OH
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tonia Farmer, M.D. is a Otolaryngology Physician provider in Warren, OH (NPI 1801899034).
Provider details
- NPI number
- 1801899034
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 79182 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
21 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
504 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) |
|---|---|---|
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 215 | $11 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 75 | $53 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 75 | $85 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 43 | $169 |
| New Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 15 Minutes Or More99202 | 32 | $68 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 96 | 42 |
| Mupirocin | 40 | 23 |
| Dupilumabbrand: Dupixent Pen | 17 | — |
| Ipratropium Bromide | 17 | — |
| Mepolizumabbrand: Nucala | 16 | — |
| Azelastine Hcl | 15 | — |
| Prednisone | 15 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$302 across 12 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 (2)
- 210 9th St SeRochester, MN 55904-6756Phone: (507) 288-3443
- 433 W High StBryan, OH 43506-1690Phone: (419) 633-7389Fax: (419) 636-8903
Registry dates
- Enumerated
- 2005-05-23
- Last updated
- 2025-07-02
- Certified
- 2025-07-02
Frequently asked questions
- What is Tonia Farmer's NPI number?
- Tonia Farmer's National Provider Identifier (NPI) is 1801899034, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tonia Farmer's specialty?
- Tonia Farmer is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Tonia Farmer located?
- Tonia Farmer's practice location on file with NPPES is 3893 E Market St, Warren, OH 44484-4706.
- What is Tonia Farmer's phone number?
- The practice phone number listed in the NPPES registry for Tonia Farmer is (330) 856-4000.
- Does Tonia Farmer accept Medicare?
- Tonia Farmer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tonia Farmer's NPI active?
- Yes — Tonia Farmer's NPI (1801899034) is active in the NPPES registry as of the last update on 2025-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.