Diana Bast, PA
NPI 1568657641 · Surgical Physician Assistant · Quakertown, PA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Bast, PA is a Surgical Physician Assistant provider in Quakertown, PA (NPI 1568657641).
Provider details
- NPI number
- 1568657641
- Entity type
- Individual
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 25MP00181700 (NJ)
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 tenure25% of score
18 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
151 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) |
|---|---|---|
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 124 | $67 |
| Replacement of Knee Joint, Both Sides of Knee27447 | 27 | $188 |
Typical Medicare-allowed amounts for these services range $67–$188 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 65 | 47 |
| Amoxicillin | 50 | 24 |
| Cyclobenzaprine Hcl | 34 | 23 |
| Celecoxib | 21 | 14 |
| Clindamycin Hcl | 17 | — |
| Gabapentin | 16 | — |
| Meloxicam | 14 | — |
| Tramadol Hcl | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$130 across 2 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
- 2007-09-11
- Last updated
- 2016-05-31
Frequently asked questions
- What is Diana Bast's NPI number?
- Diana Bast's National Provider Identifier (NPI) is 1568657641, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Bast's specialty?
- Diana Bast is listed in the NPPES registry with a primary specialty of Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diana Bast located?
- Diana Bast's practice location on file with NPPES is 1534 Park Ave, Quakertown, PA 18951-1084.
- What is Diana Bast's phone number?
- The practice phone number listed in the NPPES registry for Diana Bast is (267) 424-8850.
- Does Diana Bast accept Medicare?
- Diana Bast is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Bast's NPI active?
- Yes — Diana Bast's NPI (1568657641) is active in the NPPES registry as of the last update on 2016-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.