Andrew Johannemann
NPI 1528449691 · Internal Medicine Physician · Lexington, KY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Johannemann is a Internal Medicine Physician provider in Lexington, KY (NPI 1528449691).
Provider details
- NPI number
- 1528449691
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- 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
11 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
6,946 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) |
|---|---|---|
| Measurement of Antibody for Assessment of Autoimmune Disorder, Any Method86235 | 687 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 539 | $119 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 453 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 430 | $8 |
| Measurement C-Reactive Protein for Detection of Infection Or Inflammation86140 | 381 | $5 |
| Blood Creatinine Level82565 | 378 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 299 | 67 |
| Prednisone | 191 | 66 |
| Hydroxychloroquine Sulfate | 173 | 42 |
| Gabapentin | 107 | 27 |
| Meloxicam | 104 | 34 |
| Diclofenac Sodium | 98 | 23 |
| Tramadol Hcl | 69 | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$340 across 12 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
- 2015-06-15
- Last updated
- 2017-04-10
Frequently asked questions
- What is Andrew Johannemann's NPI number?
- Andrew Johannemann's National Provider Identifier (NPI) is 1528449691, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Johannemann's specialty?
- Andrew Johannemann is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Johannemann located?
- Andrew Johannemann's practice location on file with NPPES is 900 S Limestone Ctw 304, Lexington, KY 40536-0293.
- What is Andrew Johannemann's phone number?
- The practice phone number listed in the NPPES registry for Andrew Johannemann is (859) 323-9918.
- Does Andrew Johannemann accept Medicare?
- Andrew Johannemann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Johannemann's NPI active?
- Yes — Andrew Johannemann's NPI (1528449691) is active in the NPPES registry as of the last update on 2017-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.