Leonard Guyer, M.D.
NPI 1407072325 · Family Medicine Physician · Indianapolis, IN
Leonard Guyer, M.D. is a Family Medicine Physician provider in Indianapolis, IN (NPI 1407072325).
Provider details
- NPI number
- 1407072325
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 01040481 (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 57 | — |
| Alprazolam | 54 | — |
| Thyroid,porkbrand: Armour Thyroid | 42 | 11 |
| Sumatriptan Succinate | 28 | — |
| Zolpidem Tartrate | 19 | — |
| Hydrocortisone | 17 | — |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Leonard Guyer's NPI number?
- Leonard Guyer's National Provider Identifier (NPI) is 1407072325, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Guyer's specialty?
- Leonard Guyer is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Leonard Guyer located?
- Leonard Guyer's practice location on file with NPPES is 836 E 86th St, Indianapolis, IN 46240-1806.
- What is Leonard Guyer's phone number?
- The practice phone number listed in the NPPES registry for Leonard Guyer is (317) 580-9355.
- Is Leonard Guyer's NPI active?
- Yes — Leonard Guyer's NPI (1407072325) 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.