Tonya Warren, ANP-BC
NPI 1942641212 · Adult Health Nurse Practitioner · Lake Saint Louis, MO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tonya Warren, ANP-BC is a Adult Health Nurse Practitioner provider in Lake Saint Louis, MO (NPI 1942641212).
Provider details
- NPI number
- 1942641212
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ANP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 2013015964 (MO)
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
12 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
2,016 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 864 | $84 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 847 | $58 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, at Least 10 Minutes99307 | 180 | $31 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 68 | $120 |
| Nursing Facility Discharge Management, More Than 30 Minutes99316 | 57 | $103 |
Typical Medicare-allowed amounts for these services range $31–$120 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 90 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 508 | 59 |
| Furosemide | 225 | 82 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 201 | 45 |
| Potassium Chloride | 159 | 61 |
| Divalproex Sodium | 109 | 41 |
| Trazodone Hcl | 106 | 32 |
| Levothyroxine Sodium | 106 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$29 across 2 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
- 2013-07-15
- Last updated
- 2015-05-21
Frequently asked questions
- What is Tonya Warren's NPI number?
- Tonya Warren's National Provider Identifier (NPI) is 1942641212, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tonya Warren's specialty?
- Tonya Warren is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tonya Warren located?
- Tonya Warren's practice location on file with NPPES is 200 Medical Plz, Lake Saint Louis, MO 63367-1379.
- What is Tonya Warren's phone number?
- The practice phone number listed in the NPPES registry for Tonya Warren is (636) 561-4100.
- Does Tonya Warren accept Medicare?
- Tonya Warren is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tonya Warren's NPI active?
- Yes — Tonya Warren's NPI (1942641212) is active in the NPPES registry as of the last update on 2015-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.