Joseph Pieprzyca, PAC
NPI 1114221389 · Physician Assistant · Los Angeles, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Pieprzyca, PAC is a Physician Assistant provider in Los Angeles, CA (NPI 1114221389).
Provider details
- NPI number
- 1114221389
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PAC
- Sex
- Male
- Sole proprietor
- No
- License
- PA20646 (CA)
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
15 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
957 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) |
|---|---|---|
| Insertion of Lower Leg Neurostimulator Electrode64566 | 293 | $113 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 175 | $117 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 118 | $83 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 106 | $13 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 72 | $13 |
| Simple Insertion of Temporary Bladder Tube51702 | 68 | $60 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 247 | 66 |
| Finasteride | 98 | 26 |
| Mirabegronbrand: Myrbetriq | 71 | 15 |
| Vibegronbrand: Gemtesa | 69 | 19 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 43 | 31 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 25 | 23 |
| Alfuzosin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$938 across 34 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
- 2011-01-03
- Last updated
- 2023-11-27
- Certified
- 2020-08-27
Frequently asked questions
- What is Joseph Pieprzyca's NPI number?
- Joseph Pieprzyca's National Provider Identifier (NPI) is 1114221389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Pieprzyca's specialty?
- Joseph Pieprzyca is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joseph Pieprzyca located?
- Joseph Pieprzyca's practice location on file with NPPES is 1516 San Pablo St Fl 5, Los Angeles, CA 90033-5313.
- What is Joseph Pieprzyca's phone number?
- The practice phone number listed in the NPPES registry for Joseph Pieprzyca is (323) 865-3700.
- Does Joseph Pieprzyca accept Medicare?
- Joseph Pieprzyca is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Pieprzyca's NPI active?
- Yes — Joseph Pieprzyca's NPI (1114221389) is active in the NPPES registry as of the last update on 2023-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.