Melissa Susanne Williamson, APRN
Family Medicine Physician · Brownsville, TX
Melissa Susanne Williamson, APRN is a family medicine physician with a practice address in Brownsville, Texas, and NPI 1801346564, issued on Oct 6, 2016. Check the license (Texas 1226353, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Melissa Susanne Williamson
- Credential
- APRN
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 1226353 TX
Self-reported in NPPES; status is on the state search - Practice location
- 2114 Boca Chica Blvd, Brownsville, TX 78521
- Phone
- (956) 866-8860
- Enumerated
- Oct 6, 2016
- Record last updated
- Apr 24, 2026
- Fax
- (956) 866-8865
- Medicaid ID
- 2016034321 MO
- Medicare enrollment
- Enrolled (PECOS I20260310000842); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Verify Melissa Susanne Williamson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license 1226353Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average family medicine physician in 2024
537 Medicare Part D claims for 151 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Furosemide28 claims
- Methylprednisolone25 claims
- Prednisone24 claims
- Azithromycin22 claims
- Ciprofloxacin Hcl19 claims
- Potassium Chloride18 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: $136.65
6 payments; by number, the most common kind was food and beverage; the largest payer was Mimedx Group, Inc. The 55,478 providers of this specialty with any payment received $902.55 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
- Houston Carenow Urgent Care PLLCBrownsville, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Melissa Susanne Williamson among 11,119 family medicine physician records in Texas
Melissa Susanne Williamson, APRN is one of 11,119 family medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 77% of them.
- NPI issued2016 · 77% of these records are older, 20% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2016 · median 2004 among the 7,095 with a school on file
- Record last updated2026 · 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 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
30 family medicine physician records list a practice address in Brownsville
They are 30 of the 1,671 NPPES records with a practice address in Brownsville, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in Brownsville → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Carrol Anderson, M.D.Brownsville, TX 785211457452922
- David Blanton, MDBrownsville, TX 785211487646386
- Paul Lenz, M.D.Brownsville, TX 785211669446175
- Angelo Joseph Pascasio, MDBrownsville, TX 785211306596697
- Jose Perez Enriquez, M.D.Brownsville, TX 785211386958858
- Preethi Raju, DOBrownsville, TX 785211629718895
- Araceli Ramirez, M.D.Brownsville, TX 785211972589059
- Carlos Rosas, M.D.Brownsville, TX 785211013929272
Common questions
What is Melissa Susanne Williamson, APRN's NPI number?
Melissa Susanne Williamson, APRN's National Provider Identifier (NPI) is 1801346564, issued on Oct 6, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Melissa Susanne Williamson, APRN located?
The NPPES record lists a practice address at 2114 Boca Chica Blvd, Brownsville, TX, 78521. Phone: (956) 866-8860. Providers update this record themselves, so call before visiting.
How can I verify Melissa Susanne Williamson, APRN's license?
NPPES lists Texas license number 1226353, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Melissa Susanne Williamson, APRN prescribe under Medicare Part D?
In 2024, Melissa Susanne Williamson, APRN had 537 Medicare Part D claims for 151 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.