Barbara Clark, MD
NPI 1245230663 · Nephrology Physician · Pittsburgh, PA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barbara Clark, MD is a Nephrology Physician provider in Pittsburgh, PA (NPI 1245230663).
Provider details
- NPI number
- 1245230663
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD061673L (PA)
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
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
152 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 72 | $85 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 52 | $344 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 17 | $103 |
| Urinalysis, Manual Test81002 | 11 | $3 |
Typical Medicare-allowed amounts for these services range $3–$344 (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 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 95 | 32 |
| Furosemide | 84 | 29 |
| Hydralazine Hcl | 74 | 19 |
| Amlodipine Besylate | 64 | 26 |
| Lisinopril | 63 | 23 |
| Carvedilol | 59 | 21 |
| Parenteral Amino Acid 20% No.1brand: Prosol | 49 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$107 across 1 record (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
- 2005-07-28
- Last updated
- 2024-06-17
- Certified
- 2024-06-17
Frequently asked questions
- What is Barbara Clark's NPI number?
- Barbara Clark's National Provider Identifier (NPI) is 1245230663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Clark's specialty?
- Barbara Clark is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Barbara Clark located?
- Barbara Clark's practice location on file with NPPES is 320 E North Ave Fl 4, Pittsburgh, PA 15212-4756.
- What is Barbara Clark's phone number?
- The practice phone number listed in the NPPES registry for Barbara Clark is (412) 359-3319.
- Does Barbara Clark accept Medicare?
- Barbara Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barbara Clark's NPI active?
- Yes — Barbara Clark's NPI (1245230663) is active in the NPPES registry as of the last update on 2024-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.