Katherine Combs, FNP
NPI 1013677699 · Nurse Practitioner · Saint Louis, MO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Combs, FNP is a Nurse Practitioner provider in Saint Louis, MO (NPI 1013677699).
Provider details
- NPI number
- 1013677699
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 209024973 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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
4 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
207 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 82 | $149 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 75 | $104 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 34 | $75 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 16 | $185 |
Typical Medicare-allowed amounts for these services range $75–$185 (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 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 193 | 60 |
| Levetiracetam | 129 | 41 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 116 | 30 |
| Gabapentin | 101 | 33 |
| Memantine Hcl | 98 | 34 |
| Duloxetine Hcl | 51 | 16 |
| Primidone | 49 | 15 |
| Phenytoin Sodium Extended |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,568 across 94 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)
- 4700 Memorial DrBelleville, IL 62226-5373Phone: (314) 974-5046
- 4700 Memorial Dr Ste 250Belleville, IL 62226-5373Phone: (618) 212-6560
Registry dates
- Enumerated
- 2021-12-23
- Last updated
- 2025-08-07
- Certified
- 2025-08-07
Frequently asked questions
- What is Katherine Combs's NPI number?
- Katherine Combs's National Provider Identifier (NPI) is 1013677699, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Combs's specialty?
- Katherine Combs is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Combs located?
- Katherine Combs's practice location on file with NPPES is 1438 S Grand Blvd, Saint Louis, MO 63104-1027.
- What is Katherine Combs's phone number?
- The practice phone number listed in the NPPES registry for Katherine Combs is (314) 617-2000.
- Does Katherine Combs accept Medicare?
- Katherine Combs is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Combs's NPI active?
- Yes — Katherine Combs's NPI (1013677699) is active in the NPPES registry as of the last update on 2025-08-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.