Forest Arnold, DO
NPI 1134119472 · Infectious Disease Physician · Louisville, KY
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Forest Arnold, DO is a Infectious Disease Physician provider in Louisville, KY (NPI 1134119472).
Provider details
- NPI number
- 1134119472
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- License
- 02698 (KY)
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
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
127 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 87 | $74 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 21 | $162 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 19 | $111 |
Typical Medicare-allowed amounts for these services range $74–$162 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 191 | 186 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 116 | 14 |
| Atovaquone/Proguanil Hclbrand: Atovaquone-Proguanil Hcl | 89 | 84 |
| Dolutegravir Sodiumbrand: Tivicay | 55 | — |
| Abacavir/Dolutegravir/Lamivudibrand: Triumeq | 44 | — |
| Darunavir/Cob/Emtri/Tenof Alafbrand: Symtuza | 39 | — |
| Emtricitabine/Tenofov Alafenam |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$762 across 36 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
- 2005-10-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Forest Arnold's NPI number?
- Forest Arnold's National Provider Identifier (NPI) is 1134119472, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Forest Arnold's specialty?
- Forest Arnold is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Forest Arnold located?
- Forest Arnold's practice location on file with NPPES is 201 Abraham Flexner Way, Louisville, KY 40202-3841.
- What is Forest Arnold's phone number?
- The practice phone number listed in the NPPES registry for Forest Arnold is (502) 852-5131.
- Does Forest Arnold accept Medicare?
- Forest Arnold is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Forest Arnold's NPI active?
- Yes — Forest Arnold's NPI (1134119472) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.