Cassandra Marie Johnson, MSN, APRN, WHNP-BC
Women's Health Nurse Practitioner · Saint Louis, MO
Cassandra Marie Johnson, MSN, APRN, WHNP-BC is a women's health nurse practitioner with a practice address in Saint Louis, Missouri, and NPI 1700358025, issued on Dec 27, 2018. Check the license (Missouri 2018012101, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cassandra Marie Johnson
- Credential
- MSN, APRN, WHNP-BC
- Primary taxonomy
- Women's Health Nurse Practitioner 363LW0102X
- License number
- 2018012101 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1110 Highlands Plaza Dr E Ste 280, Saint Louis, MO 63110
- Phone
- (314) 286-2620
- Enumerated
- Dec 27, 2018
- Record last updated
- May 9, 2022
- Medicare enrollment
- Enrolled (PECOS I20220519001096); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest women's health nurse practitioner records → All 305 in Missouri → Look up another NPI →
Also registered at 1110 Highlands Plaza Dr E Ste 280
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Halley Staples, MDObstetrics Physician1407471667
Verify Cassandra Marie Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2018012101Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average women's health nurse practitioner in 2024
131 Medicare Part D claims for 55 beneficiaries, against an average of 217 among the 3,809 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Estradiol24 claims
- Norethindrone18 claims
- Metronidazole12 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: $592.83
30 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 3,574 providers of this specialty with any payment received $426.02 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
- Physician Groups LCSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cassandra Marie Johnson among 305 women's health nurse practitioner records in Missouri
Cassandra Marie Johnson, MSN, APRN, WHNP-BC is one of 305 women's health nurse practitioner records with a practice address in Missouri. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 72% of them.
- NPI issued2018 · 72% of these records are older, 25% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 47% of these records are
- Graduated2017 · median 2013 among the 144 with a school on file
- Record last updated2022 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LW0102X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Women's Health Nurse Practitioner providers in Missouri
There are 305 women's health nurse practitioner records in Missouri.
All 305 in Missouri → Every provider in Saint Louis → Women's Health Nurse Practitioner nationwide →
The 8 women's health nurse practitioner records with the nearest ZIP codes
- Sophia CookeSaint Louis, MO 631101548066459
- Valerie Johnson, WHNP-BCSaint Louis, MO 631101255839916
- Chassidy Kittle, NURSE PRACTITIONERSaint Louis, MO 631101003554247
- Kamillia Lowery, NPSaint Louis, MO 631101013878693
- Jessica Schneider, WHNPSaint Louis, MO 631101487027025
- Robin SteinbeckerSaint Louis, MO 631101992561419
- Nancy Tecu, WHNPSaint Louis, MO 631101740202886
- Erica Walter, WHNP-BCSaint Louis, MO 631101902450695
Common questions
What is Cassandra Marie Johnson, MSN, APRN, WHNP-BC's NPI number?
Cassandra Marie Johnson, MSN, APRN, WHNP-BC's National Provider Identifier (NPI) is 1700358025, issued on Dec 27, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Cassandra Marie Johnson, MSN, APRN, WHNP-BC located?
The NPPES record lists a practice address at 1110 Highlands Plaza Dr E Ste 280, Saint Louis, MO, 63110. Phone: (314) 286-2620. Providers update this record themselves, so call before visiting.
How can I verify Cassandra Marie Johnson, MSN, APRN, WHNP-BC's license?
NPPES lists Missouri license number 2018012101, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Cassandra Marie Johnson, MSN, APRN, WHNP-BC prescribe under Medicare Part D?
In 2024, Cassandra Marie Johnson, MSN, APRN, WHNP-BC had 131 Medicare Part D claims for 55 beneficiaries; the average among women's health nurse practitioner prescribers was 217. 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.