NPPES file of Aug 9, 2026

Melissa L. Markham, PA

Physician Assistant · Okeechobee, FL

Melissa L. Markham, PA is a physician assistant with a practice address in Okeechobee, Florida, and NPI 1043263700, issued on May 17, 2006. Check the license (Florida PA9101714, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043263700
Name
Melissa L. Markham
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
PA9101714 FL
Self-reported in NPPES; status is on the state search
Practice location
1713 Hwy 441 N, Okeechobee, FL 34972
Phone
(863) 763-8000
Enumerated
May 17, 2006
Record last updated
Jul 14, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(863) 763-8212
Medicaid ID
259038700 FL
Medicare enrollment
Enrolled (PECOS I20190212003056); 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.
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Also registered at 1713 Hwy 441 N

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

  1. Lisa Hendricks, M.D.Gynecology Physician1932170263

Verify Melissa L. Markham in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license PA9101714
    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
Open the Florida 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.

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50% fewer Medicare Part D claims than the average physician assistant in 2024

419 Medicare Part D claims for 153 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.

  1. Melissa Markham419
  2. Specialty average830

Most prescribed

  1. Estradiol141 claims
  2. Clotrimazole-Betamethasone29 claims
  3. Fluconazole26 claims
  4. Medroxyprogesterone Acetate23 claims
  5. Metronidazole18 claims
  6. Valacyclovir18 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $45.77

2 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Melissa Markham$45.77
  2. Specialty average$841.65

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

  1. Institute For Women's Health And Body LLCOkeechobee, FL

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

Melissa L. Markham among 10,257 physician assistant records in Florida

Melissa L. Markham, PA is one of 10,257 physician assistant records with a practice address in Florida. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 85% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2001 · median 2018 among the 5,867 with a school on file
  • Record last updated2021 · 37% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 physician assistant records list a practice address in Okeechobee

They are 3 of the 308 NPPES records with a practice address in Okeechobee, and 10,257 physician assistant records in Florida.

The 8 physician assistant records with the nearest ZIP codes

  1. Brittany Bagwell, PA-COkeechobee, FL 349721760267769
  2. Madisyn Gonzalez, PAOkeechobee, FL 349721780537985
  3. Monica Duncan, P.A.Fort Pierce, FL 349811922556976
  4. Lucia Cabanela Macias, PA-CFort Pierce, FL 349821992552095
  5. Nancy Caterina, PH.D., PA-CFort Pierce, FL 349821083609473
  6. Ellie LeonardFort Pierce, FL 349821518334192
  7. Christine Lozano, PAFort Pierce, FL 349821881146025
  8. Hristos Stamatopoulos, PA-CFort Pierce, FL 349821538768098

Common questions

What is Melissa L. Markham, PA's NPI number?

Melissa L. Markham, PA's National Provider Identifier (NPI) is 1043263700, issued on May 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Melissa L. Markham, PA located?

The NPPES record lists a practice address at 1713 Hwy 441 N, Okeechobee, FL, 34972. Phone: (863) 763-8000. Providers update this record themselves, so call before visiting.

How can I verify Melissa L. Markham, PA's license?

NPPES lists Florida license number PA9101714, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Melissa L. Markham, PA prescribe under Medicare Part D?

In 2024, Melissa L. Markham, PA had 419 Medicare Part D claims for 153 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Melissa L. Markham, PA's MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.