Andrew Factor, M.D.
NPI 1891806477 · Internal Medicine Physician · Sacramento, CA
Andrew Factor, M.D. is a Internal Medicine Physician provider in Sacramento, CA (NPI 1891806477).
Provider details
- NPI number
- 1891806477
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A69626 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 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 · 95 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 239 | 84 |
| Gabapentin | 191 | 47 |
| Lisinopril | 161 | 45 |
| Amlodipine Besylate | 150 | 49 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 123 | 35 |
| Metformin Hcl | 119 | 40 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$17 across 1 record (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
- 2006-08-31
- Last updated
- 2015-07-29
Frequently asked questions
- What is Andrew Factor's NPI number?
- Andrew Factor's National Provider Identifier (NPI) is 1891806477, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Factor's specialty?
- Andrew Factor is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Factor located?
- Andrew Factor's practice location on file with NPPES is 1201 Alhambra Blvd, Sacramento, CA 95816-5238.
- What is Andrew Factor's phone number?
- The practice phone number listed in the NPPES registry for Andrew Factor is (916) 733-5098.
- Is Andrew Factor's NPI active?
- Yes — Andrew Factor's NPI (1891806477) is active in the NPPES registry as of the last update on 2015-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.