Maryann Hickey Davis, RN
Registered Nurse · Adrian, MI
Maryann Hickey Davis, RN is a registered nurse with a practice address in Adrian, Michigan, and NPI 1093844136, issued on Mar 5, 2007. Check the license (Michigan 4704121801, as entered in NPPES) with the Michigan board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Maryann Hickey Davis
- Credential
- RN
- Primary taxonomy
- Registered Nurse 163W00000X
- License numbers
- 4704121801 MI
21114612 OH
Self-reported in NPPES; status is on the state search - Practice location
- 4650 W US Highway 223, Adrian, MI 49221
- Phone
- (517) 266-2588
- Enumerated
- Mar 5, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (517) 266-0224
- Entity
- Type 1 · individual
Also registered at 4650 W US Highway 223
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Maryann Hickey Davis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 4704121801Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23 registered nurse records list a practice address in Adrian
They are 23 of the 970 NPPES records with a practice address in Adrian, and 5,589 registered nurse records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 23 in Adrian → All 5,589 in Michigan → Every provider in Adrian →
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Common questions
What is Maryann Hickey Davis, RN's NPI number?
Maryann Hickey Davis, RN's National Provider Identifier (NPI) is 1093844136, issued on Mar 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Maryann Hickey Davis, RN located?
The NPPES record lists a practice address at 4650 W US Highway 223, Adrian, MI, 49221. Phone: (517) 266-2588. Providers update this record themselves, so call before visiting.
How can I verify Maryann Hickey Davis, RN's license?
NPPES lists Michigan license number 4704121801, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.