Andrew Olsen, MD
NPI 1811359532 · Neurology Physician · Marietta, GA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Olsen, MD is a Neurology Physician provider in Marietta, GA (NPI 1811359532).
Provider details
- NPI number
- 1811359532
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
327 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) |
|---|---|---|
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 143 | $128 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 86 | $77 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 56 | $90 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 17 | $48 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 13 | $165 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levetiracetam | 82 | 19 |
| Donepezil Hcl | 67 | 21 |
| Lacosamide | 44 | — |
| Memantine Hcl | 27 | — |
| Levetiracetambrand: Levetiracetam Er | 22 | — |
| Escitalopram Oxalate | 20 | — |
| Gabapentin | 19 | — |
| Memantine Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$33 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
Additional practice locations (1)
- 1000 Medical Center BlvdLawrenceville, GA 30046-7694Phone: (678) 312-3294Fax: (678) 312-3282
Registry dates
- Enumerated
- 2016-03-22
- Last updated
- 2021-09-09
- Certified
- 2021-09-09
Frequently asked questions
- What is Andrew Olsen's NPI number?
- Andrew Olsen's National Provider Identifier (NPI) is 1811359532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Olsen's specialty?
- Andrew Olsen is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Olsen located?
- Andrew Olsen's practice location on file with NPPES is 677 Church St Ne Ste 100, Marietta, GA 30060-1101.
- What is Andrew Olsen's phone number?
- The practice phone number listed in the NPPES registry for Andrew Olsen is (770) 422-2326.
- Does Andrew Olsen accept Medicare?
- Andrew Olsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Olsen's NPI active?
- Yes — Andrew Olsen's NPI (1811359532) is active in the NPPES registry as of the last update on 2021-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.