Cynthia Mackey, D.O.
NPI 1598966053 · Hospice and Palliative Medicine (Emergency Medicine) Physician · Lancaster, CA
Cynthia Mackey, D.O. is a Hospice and Palliative Medicine (Emergency Medicine) Physician provider in Lancaster, CA (NPI 1598966053).
Provider details
- NPI number
- 1598966053
- Entity type
- Individual
- Primary specialty
- Hospice and Palliative Medicine (Emergency Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 20A6571 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tramadol Hcl | 191 | 189 |
| Doxycycline Monohydrate | 103 | 99 |
| Meloxicam | 97 | 97 |
| Prednisone | 89 | 88 |
| Ondansetronbrand: Ondansetron Odt | 79 | 78 |
| Lactulose | 75 | 54 |
| Cephalexin | 69 | 69 |
| Albuterol Sulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-30
- Last updated
- 2017-10-24
Frequently asked questions
- What is Cynthia Mackey's NPI number?
- Cynthia Mackey's National Provider Identifier (NPI) is 1598966053, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Mackey's specialty?
- Cynthia Mackey is listed in the NPPES registry with a primary specialty of Hospice and Palliative Medicine (Emergency Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Cynthia Mackey located?
- Cynthia Mackey's practice location on file with NPPES is 43112 15th St W, Lancaster, CA 93534-6219.
- What is Cynthia Mackey's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Mackey is (661) 726-2435.
- Is Cynthia Mackey's NPI active?
- Yes — Cynthia Mackey's NPI (1598966053) is active in the NPPES registry as of the last update on 2017-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.