Mary Kamryn Brewer, FNP-C
Family Nurse Practitioner · Madison, MS
Mary Kamryn Brewer, FNP-C is a family nurse practitioner with a practice address in Madison, Mississippi, and NPI 1255943932, issued on Aug 23, 2020. Check the license (Mississippi 904004, as entered in NPPES) with the Mississippi board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Kamryn Brewer
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 904004 MS
Self-reported in NPPES; status is on the state search - Practice location
- 2173 Main St, Madison, MS 39110
- Phone
- (601) 605-3858
- Enumerated
- Aug 23, 2020
- Record last updated
- Nov 18, 2025
- Fax
- (601) 605-3898
- Medicare enrollment
- Enrolled (PECOS I20210324000630); accepts Medicare assignment
- Medical or professional school
- University Of Mississippi School Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 3,798 in Mississippi → Look up another NPI →
Also registered at 2173 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Kamryn Brewer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Mississippi board licenses this profession
Search for license 904004Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% fewer Medicare Part D claims than the average family nurse practitioner in 2024
759 Medicare Part D claims for 192 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 33 claims were for opioids.
Most prescribed
- Prednisone57 claims
- Amlodipine Besylate29 claims
- Cefuroxime26 claims
- Doxycycline Hyclate26 claims
- Metoprolol Succinate25 claims
- Losartan Potassium20 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: $638.93
34 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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
- Medical Foundation OF Central Mississippi IncMadison, MS
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Kamryn Brewer among 3,798 family nurse practitioner records in Mississippi
Mary Kamryn Brewer, FNP-C is one of 3,798 family nurse practitioner records with a practice address in Mississippi. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 68% of them.
- NPI issued2020 · 68% of these records are older, 26% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2020 · median 2017 among the 2,576 with a school on file
- Record last updated2025 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
54 family nurse practitioner records list a practice address in Madison
They are 54 of the 612 NPPES records with a practice address in Madison, and 3,798 family nurse practitioner records in Mississippi.
All 3,798 in Mississippi → Every provider in Madison → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Madina Dixon, NPMadison, MS 391101912268350
- Cynthia Eads, FNP-CMadison, MS 391101770766784
- Jill EasleyMadison, MS 391101891100970
- Wanda FisherMadison, MS 391101700280369
- John Funkhouser, N.P.Madison, MS 391101821292046
- Gary Hamil, C F N P, PHDMadison, MS 391101710075031
- Mary Harkins, MSN, NP-CMadison, MS 391101033419809
- Saundra Henry, FNPMadison, MS 391101912989336
Common questions
What is Mary Kamryn Brewer, FNP-C's NPI number?
Mary Kamryn Brewer, FNP-C's National Provider Identifier (NPI) is 1255943932, issued on Aug 23, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Mary Kamryn Brewer, FNP-C located?
The NPPES record lists a practice address at 2173 Main St, Madison, MS, 39110. Phone: (601) 605-3858. Providers update this record themselves, so call before visiting.
How can I verify Mary Kamryn Brewer, FNP-C's license?
NPPES lists Mississippi license number 904004, as entered by the provider. Search the Mississippi board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Kamryn Brewer, FNP-C prescribe under Medicare Part D?
In 2024, Mary Kamryn Brewer, FNP-C had 759 Medicare Part D claims for 192 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.