NPPES file of Aug 9, 2026

Megan Hammer, FNP

Family Nurse Practitioner · Marshfield, MO

Megan Hammer, FNP is a family nurse practitioner with a practice address in Marshfield, Missouri, and NPI 1538743273, issued on May 10, 2021. Check the license (Missouri 2020020650, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538743273
Name
Megan Hammer
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
2020020650 MO
Self-reported in NPPES; status is on the state search
Practice location
1166 Banning St, Marshfield, MO 65706
Phone
(417) 859-2400
Enumerated
May 10, 2021
Record last updated
Apr 20, 2023
Medicaid ID
420095693 MO
Medicare enrollment
Enrolled (PECOS I20210527003004); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1166 Banning St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Hailey Brown, NPFamily Nurse Practitioner1013591478
  2. Caleb Hall, DOGeneral Practice Physician1285262428
  3. Chris Heinzel, HYGDental Hygienist1942927645
  4. Amanda Hyde, N.P.Family Nurse Practitioner1427507466
  5. Melissa Toman, PAPhysician Assistant1437857687
  6. Laura Windsor, FNP-CFamily Nurse Practitioner1801388160

Verify Megan Hammer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 2020020650
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Missouri license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.0 times the Medicare Part D claims of the average family nurse practitioner in 2024

2,617 Medicare Part D claims for 708 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Megan Hammer2,617
  2. Specialty average1,305

Most prescribed

  1. Metoprolol Succinate245 claims
  2. Spironolactone213 claims
  3. Carvedilol178 claims
  4. Amlodipine Besylate165 claims
  5. Atorvastatin Calcium162 claims
  6. Lisinopril143 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: $1,849.24

98 payments; by number, the most common kind was food and beverage; the largest payer was Edwards Lifesciences Corporation. 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.

  1. Megan Hammer$1,849.24
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Cox-Monett Hospital, Inc.Monett, MO
  2. Lester E Cox Medical CentersSpringfield, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

8 family nurse practitioner records list a practice address in Marshfield

They are 8 of the 104 NPPES records with a practice address in Marshfield, and 5,226 family nurse practitioner records in Missouri.

Other family nurse practitioner records in Missouri

  1. Sara Abben, APRNGrandview, MO1760105274
  2. Andrea Abbott, FNP-CChesterfield, MO1588003842
  3. Dana Abdel Jawad, DNP, APRN, FNP-CKansas City, MO1245185974
  4. Zara Abdush-Shakir Bever, FNPKansas City, MO1265283923
  5. Patricia Abele, NPChesterfield, MO1265418057
  6. Abisola AbimbolaSaint Louis, MO1083440457
  7. Melissa Abramovitz, FNP-BCKansas City, MO1679170005
  8. Ana Abrudan-Danalache, FNPWillard, MO1053035394
  9. Karen Abt, FNPCape Girardeau, MO1144672577
  10. Nadeen AbusalimKansas City, MO1437030954

Common questions

What is Megan Hammer, FNP's NPI number?

Megan Hammer, FNP's National Provider Identifier (NPI) is 1538743273, issued on May 10, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Megan Hammer, FNP located?

The NPPES record lists a practice address at 1166 Banning St, Marshfield, MO, 65706. Phone: (417) 859-2400. Providers update this record themselves, so call before visiting.

How can I verify Megan Hammer, FNP's license?

NPPES lists Missouri license number 2020020650, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Megan Hammer, FNP prescribe under Medicare Part D?

In 2024, Megan Hammer, FNP had 2,617 Medicare Part D claims for 708 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.