Andrea an, MD
NPI 1609826510 · Neurology Physician · Chandler, AZ
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrea an, MD is a Neurology Physician provider in Chandler, AZ (NPI 1609826510).
Provider details
- NPI number
- 1609826510
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 42372 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
3,259 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) |
|---|---|---|
| Evaluation of Neuropsychological Test, Each Additional Hour96133 | 960 | $87 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 624 | $115 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 259 | $85 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 192 | $82 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 160 | $161 |
| 3d Radiographic Procedure With Computerized Image Postprocessing |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 313 | 122 |
| Donepezil Hcl | 222 | 85 |
| Memantine Hcl | 147 | 50 |
| Onabotulinumtoxinabrand: Botox | 123 | 40 |
| Quetiapine Fumarate | 122 | 43 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 114 | 45 |
| Levetiracetam | 105 | 37 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,214 across 147 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
- 2006-05-11
- Last updated
- 2017-07-19
Frequently asked questions
- What is Andrea an's NPI number?
- Andrea an's National Provider Identifier (NPI) is 1609826510, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrea an's specialty?
- Andrea an is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Andrea an located?
- Andrea an's practice location on file with NPPES is 2201 W Fairview St, Chandler, AZ 85224-5668.
- What is Andrea an's phone number?
- The practice phone number listed in the NPPES registry for Andrea an is (480) 800-4890.
- Does Andrea an accept Medicare?
- Andrea an is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrea an's NPI active?
- Yes — Andrea an's NPI (1609826510) is active in the NPPES registry as of the last update on 2017-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.