Barbara Ball, PA C
NPI 1538233390 · Family Medicine Physician · Hampstead, MD
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barbara Ball, PA C is a Family Medicine Physician provider in Hampstead, MD (NPI 1538233390).
Provider details
- NPI number
- 1538233390
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- PA C
- Sex
- Female
- Sole proprietor
- No
- License
- C0001507 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
1,029 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 346 | $94 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 236 | $66 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 62 | $121 |
| Urinalysis, Manual Test81002 | 61 | $3 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 61 | $18 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 51 | $13 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 96 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 265 | 73 |
| Amlodipine Besylate | 236 | 64 |
| Lisinopril | 232 | 67 |
| Levothyroxine Sodium | 223 | 55 |
| Metformin Hcl | 171 | 46 |
| Alprazolam | 147 | 33 |
| Omeprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,024 across 55 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
- 2006-11-20
- Last updated
- 2024-04-04
- Certified
- 2024-04-04
Frequently asked questions
- What is Barbara Ball's NPI number?
- Barbara Ball's National Provider Identifier (NPI) is 1538233390, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Ball's specialty?
- Barbara Ball is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Barbara Ball located?
- Barbara Ball's practice location on file with NPPES is 4231 North Woods Trail, Hampstead, MD 21074.
- What is Barbara Ball's phone number?
- The practice phone number listed in the NPPES registry for Barbara Ball is (410) 374-9391.
- Does Barbara Ball accept Medicare?
- Barbara Ball is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barbara Ball's NPI active?
- Yes — Barbara Ball's NPI (1538233390) is active in the NPPES registry as of the last update on 2024-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.