Jacqueline Hattar, PA-C
NPI 1821438318 · Medical Physician Assistant · Lancaster, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jacqueline Hattar, PA-C is a Medical Physician Assistant provider in Lancaster, CA (NPI 1821438318).
Provider details
- NPI number
- 1821438318
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 23040 (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 tenure33% of score
13 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 516 | 219 |
| Gabapentin | 281 | 105 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 249 | 107 |
| Pregabalin | 170 | 54 |
| Oxycodone Hcl | 168 | 63 |
| Tizanidine Hcl | 128 | 55 |
| Morphine Sulfate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$103 across 6 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
- 2013-06-27
- Last updated
- 2016-09-27
Frequently asked questions
- What is Jacqueline Hattar's NPI number?
- Jacqueline Hattar's National Provider Identifier (NPI) is 1821438318, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jacqueline Hattar's specialty?
- Jacqueline Hattar is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jacqueline Hattar located?
- Jacqueline Hattar's practice location on file with NPPES is 43839 15th St W, Lancaster, CA 93534-4756.
- What is Jacqueline Hattar's phone number?
- The practice phone number listed in the NPPES registry for Jacqueline Hattar is (661) 945-5984.
- Does Jacqueline Hattar accept Medicare?
- Jacqueline Hattar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jacqueline Hattar's NPI active?
- Yes — Jacqueline Hattar's NPI (1821438318) is active in the NPPES registry as of the last update on 2016-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.