Heather Gerstl, PA-C
NPI 1558591701 · Physician Assistant · Lancaster, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heather Gerstl, PA-C is a Physician Assistant provider in Lancaster, CA (NPI 1558591701).
Provider details
- NPI number
- 1558591701
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 20971 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
16 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 16 | $118 |
Typical Medicare-allowed amounts for these services range $118–$118 (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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 72 | 71 |
| Ipratropium Bromide | 50 | 40 |
| Cephalexin | 43 | 43 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 40 | 25 |
| Tramadol Hcl/Acetaminophenbrand: Tramadol Hcl-Acetaminophen | 38 | 37 |
| Doxycycline Monohydrate | 28 | 28 |
| Hydrocodone/Acetaminophen |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-07-22
- Last updated
- 2021-12-06
Frequently asked questions
- What is Heather Gerstl's NPI number?
- Heather Gerstl's National Provider Identifier (NPI) is 1558591701, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Gerstl's specialty?
- Heather Gerstl is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Heather Gerstl located?
- Heather Gerstl's practice location on file with NPPES is 43112 15th St W, Lancaster, CA 93534-6219.
- What is Heather Gerstl's phone number?
- The practice phone number listed in the NPPES registry for Heather Gerstl is (877) 544-4404.
- Does Heather Gerstl accept Medicare?
- Heather Gerstl is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heather Gerstl's NPI active?
- Yes — Heather Gerstl's NPI (1558591701) is active in the NPPES registry as of the last update on 2021-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.