Charlotte Ballard, MSN, ENP-BC
NPI 1902893324 · Primary Care Nurse Practitioner · San Antonio, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charlotte Ballard, MSN, ENP-BC is a Primary Care Nurse Practitioner provider in San Antonio, TX (NPI 1902893324).
Provider details
- NPI number
- 1902893324
- Entity type
- Individual
- Primary specialty
- Primary Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, ENP-BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- AP107832 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
708 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 326 | $59 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 257 | $70 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 125 | $102 |
Typical Medicare-allowed amounts for these services range $59–$102 (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 · 140 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxcarbazepine | 444 | 43 |
| Trazodone Hcl | 357 | 34 |
| Fluoxetine Hcl | 281 | 22 |
| Clonazepam | 275 | 31 |
| Quetiapine Fumarate | 259 | 24 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 249 | 23 |
| Fluvoxamine Maleate | 227 | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$994 across 56 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-30
- Last updated
- 2025-03-12
- Certified
- 2025-03-12
Frequently asked questions
- What is Charlotte Ballard's NPI number?
- Charlotte Ballard's National Provider Identifier (NPI) is 1902893324, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charlotte Ballard's specialty?
- Charlotte Ballard is listed in the NPPES registry with a primary specialty of Primary Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Charlotte Ballard located?
- Charlotte Ballard's practice location on file with NPPES is 13300 Old Blanco Rd # 340, San Antonio, TX 78216-7737.
- What is Charlotte Ballard's phone number?
- The practice phone number listed in the NPPES registry for Charlotte Ballard is (210) 600-4105.
- Does Charlotte Ballard accept Medicare?
- Charlotte Ballard is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charlotte Ballard's NPI active?
- Yes — Charlotte Ballard's NPI (1902893324) is active in the NPPES registry as of the last update on 2025-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.