Katherine Ann Combs, FNP
Nurse Practitioner · Saint Louis, MO
Katherine Ann Combs, FNP is a nurse practitioner with a practice address in Saint Louis, Missouri, and NPI 1013677699, issued on Dec 23, 2021. Check the license (Missouri 2013031821, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Ann Combs
- Credential
- FNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 2013031821 MO
2020029114 MO
209024973 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1438 S Grand Blvd, Saint Louis, MO 63104
- Phone
- (314) 617-2000
- Enumerated
- Dec 23, 2021
- Record last updated
- Aug 7, 2025
- Medicare enrollment
- Enrolled (PECOS I20250809000412); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,720 in Missouri → Look up another NPI →
Also registered at 1438 S Grand Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Ann Combs in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2013031821Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
22% more Medicare Part D claims than the average nurse practitioner in 2024
1,348 Medicare Part D claims for 264 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 19 claims were for opioids.
Most prescribed
- Donepezil Hcl193 claims
- Levetiracetam129 claims
- Carbidopa-Levodopa116 claims
- Gabapentin101 claims
- Memantine Hcl98 claims
- Duloxetine Hcl51 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,567.62
94 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Ssm Health Care GroupSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Ann Combs among 1,720 nurse practitioner records in Missouri
Katherine Ann Combs, FNP is one of 1,720 nurse practitioner records with a practice address in Missouri. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 76% of them.
- NPI issued2021 · 76% of these records are older, 18% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2020 · median 2017 among the 1,080 with a school on file
- Record last updated2025 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
437 nurse practitioner records list a practice address in Saint Louis
They are 437 of the 27,605 NPPES records with a practice address in Saint Louis, and 1,720 nurse practitioner records in Missouri.
All 1,720 in Missouri → Every provider in Saint Louis → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
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- Amy Cooley, NPSt Louis, MO 631041629580246
- Maria Hellkamp, ARNPSaint Louis, MO 631041235297334
- Ann Lehrer, ACNPSaint Louis, MO 631041982907325
- Kathryn Lindsay, MSN, APRN-BC, AGPCNPSaint Louis, MO 631041578184065
- Stephanie Miller, NPSaint Louis, MO 631041639595069
Common questions
What is Katherine Ann Combs, FNP's NPI number?
Katherine Ann Combs, FNP's National Provider Identifier (NPI) is 1013677699, issued on Dec 23, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Ann Combs, FNP located?
The NPPES record lists a practice address at 1438 S Grand Blvd, Saint Louis, MO, 63104. Phone: (314) 617-2000. Providers update this record themselves, so call before visiting.
How can I verify Katherine Ann Combs, FNP's license?
NPPES lists Missouri license number 2013031821, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Ann Combs, FNP prescribe under Medicare Part D?
In 2024, Katherine Ann Combs, FNP had 1,348 Medicare Part D claims for 264 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.