Alyssa Christine Chastain, FNP
Family Nurse Practitioner · Springfield, MO
Alyssa Christine Chastain, FNP is a family nurse practitioner with a practice address in Springfield, Missouri, and NPI 1518691237, issued on Jul 11, 2022. Check the license (Missouri 2022026231, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alyssa Christine Chastain
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 2022026231 MO
Self-reported in NPPES; status is on the state search - Practice location
- 3801 S National Ave Ste 700, Springfield, MO 65807
- Phone
- (417) 885-3888
- Enumerated
- Jul 11, 2022
- Record last updated
- Jul 11, 2022
- Fax
- (417) 881-7268
- Medicare enrollment
- Enrolled (PECOS I20220728000434); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 3801 S National Ave Ste 700
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alyssa Christine Chastain in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2022026231Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average family nurse practitioner in 2024
64 Medicare Part D claims for 44 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 33 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen23 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: $101.16
2 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 99,489 providers of this specialty with any payment received $650.95 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
- Springfield Neurological Institute, L.L.C.Springfield, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
385 family nurse practitioner records list a practice address in Springfield
They are 385 of the 6,403 NPPES records with a practice address in Springfield, and 5,226 family nurse practitioner records in Missouri.
All 385 in Springfield → All 5,226 in Missouri → Every provider in Springfield →
Other family nurse practitioner records in Missouri
- Sara Abben, APRNGrandview, MO1760105274
- Andrea Abbott, FNP-CChesterfield, MO1588003842
- Dana Abdel Jawad, DNP, APRN, FNP-CKansas City, MO1245185974
- Zara Abdush-Shakir Bever, FNPKansas City, MO1265283923
- Patricia Abele, NPChesterfield, MO1265418057
- Abisola AbimbolaSaint Louis, MO1083440457
- Melissa Abramovitz, FNP-BCKansas City, MO1679170005
- Ana Abrudan-Danalache, FNPWillard, MO1053035394
- Karen Abt, FNPCape Girardeau, MO1144672577
- Nadeen AbusalimKansas City, MO1437030954
Common questions
What is Alyssa Christine Chastain, FNP's NPI number?
Alyssa Christine Chastain, FNP's National Provider Identifier (NPI) is 1518691237, issued on Jul 11, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Alyssa Christine Chastain, FNP located?
The NPPES record lists a practice address at 3801 S National Ave Ste 700, Springfield, MO, 65807. Phone: (417) 885-3888. Providers update this record themselves, so call before visiting.
How can I verify Alyssa Christine Chastain, FNP's license?
NPPES lists Missouri license number 2022026231, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Alyssa Christine Chastain, FNP prescribe under Medicare Part D?
In 2024, Alyssa Christine Chastain, FNP had 64 Medicare Part D claims for 44 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.