IndividualActive
Leonard Warren, PHARMD
NPI 1770703225 · Pharmacist · Bay City, MI
Leonard Warren, PHARMD is a Pharmacist provider in Bay City, MI (NPI 1770703225).
Provider details
- NPI number
- 1770703225
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- PHARMD
- Sex
- Male
- Sole proprietor
- No
- License
- 5302034709 (MI)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(89/100 index)
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.
Practice location
1900 Columbus Ave
Bay City, MI 48708-6831
Phone: (989) 894-3737
Street-level locationGet directions
Mailing address
8363 Fairlane Dr Apt 6
Birch Run, MI 48415-9786
Registry dates
- Enumerated
- 2007-04-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Leonard Warren's NPI number?
- Leonard Warren's National Provider Identifier (NPI) is 1770703225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Warren's specialty?
- Leonard Warren is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Leonard Warren located?
- Leonard Warren's practice location on file with NPPES is 1900 Columbus Ave, Bay City, MI 48708-6831.
- What is Leonard Warren's phone number?
- The practice phone number listed in the NPPES registry for Leonard Warren is (989) 894-3737.
- Is Leonard Warren's NPI active?
- Yes — Leonard Warren's NPI (1770703225) 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.