Malissa Brown, APRN-CNP
NPI 1023448115 · Family Nurse Practitioner · San Antonio, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Malissa Brown, APRN-CNP is a Family Nurse Practitioner provider in San Antonio, TX (NPI 1023448115).
Provider details
- NPI number
- 1023448115
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN-CNP
- Sex
- Female
- Sole proprietor
- No
- License
- 1026174 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
306 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 139 | $141 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 59 | $97 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 51 | $7 |
| Critical Care, First 30-74 Minutes99291 | 37 | $172 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 20 | $58 |
Typical Medicare-allowed amounts for these services range $7–$172 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefuroxime Axetilbrand: Cefuroxime | 47 | 47 |
| Prednisone | 33 | 33 |
| Cephalexin | 31 | 31 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 29 | 29 |
| Doxycycline Hyclate | 20 | 20 |
| Ondansetronbrand: Ondansetron Odt | 17 | 17 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-11-26
- Last updated
- 2024-01-30
- Certified
- 2024-01-30
Frequently asked questions
- What is Malissa Brown's NPI number?
- Malissa Brown's National Provider Identifier (NPI) is 1023448115, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Malissa Brown's specialty?
- Malissa Brown is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Malissa Brown located?
- Malissa Brown's practice location on file with NPPES is 520 Madison Oak Dr, San Antonio, TX 78258-3913.
- What is Malissa Brown's phone number?
- The practice phone number listed in the NPPES registry for Malissa Brown is (210) 297-4000.
- Does Malissa Brown accept Medicare?
- Malissa Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Malissa Brown's NPI active?
- Yes — Malissa Brown's NPI (1023448115) is active in the NPPES registry as of the last update on 2024-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.