Ruby Ali, M.D.
NPI 1093990426 · Neurology Physician · Fairfield, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruby Ali, M.D. is a Neurology Physician provider in Fairfield, CA (NPI 1093990426).
Provider details
- NPI number
- 1093990426
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A99849 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 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
835 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 412 | $146 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 125 | $188 |
| Injection of Chemical for Paralysis of Facial and Neck Nerve Muscles on Both Sides of Face64615 | 72 | $167 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 53 | $204 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 50 | $79 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 51 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 222 | 59 |
| Levetiracetam | 172 | 38 |
| Memantine Hcl | 136 | 33 |
| Pregabalin | 114 | 32 |
| Lacosamide | 104 | 15 |
| Lamotrigine | 98 | 16 |
| Propranolol Hcl | 97 | 33 |
| Gabapentin | 84 | 30 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,585 across 145 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
- 2008-01-03
- Last updated
- 2019-01-31
Frequently asked questions
- What is Ruby Ali's NPI number?
- Ruby Ali's National Provider Identifier (NPI) is 1093990426, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruby Ali's specialty?
- Ruby Ali is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Ruby Ali located?
- Ruby Ali's practice location on file with NPPES is 1860 Pennsylvania Avenue, Fairfield, CA 94533-3550.
- What is Ruby Ali's phone number?
- The practice phone number listed in the NPPES registry for Ruby Ali is (707) 646-4380.
- Does Ruby Ali accept Medicare?
- Ruby Ali is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruby Ali's NPI active?
- Yes — Ruby Ali's NPI (1093990426) is active in the NPPES registry as of the last update on 2019-01-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.