Dianna Walker, NP
Nurse Practitioner · Saint Louis, MO
Dianna Walker, NP is a nurse practitioner with a practice address in Saint Louis, Missouri, and NPI 1073930780, issued on Mar 20, 2014. Check the license (Missouri 2014005735, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Dianna Walker
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 2014005735 MO
Self-reported in NPPES; status is on the state search - Practice location
- 3555 Sunset Office Dr Ste 107, Saint Louis, MO 63127
- Phone
- (314) 543-5200
- Enumerated
- Mar 20, 2014
- Record last updated
- May 29, 2025
- Fax
- (314) 543-5219
- Medicare enrollment
- Enrolled (PECOS I20140521000808); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 3555 Sunset Office Dr Ste 107
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Maggie McCain, FNP-CFamily Nurse Practitioner1528614724
- Picha Moolsintong, MDGastroenterology Physician1871702209
- Benjamin Schmidt, MDGastroenterology Physician1710418819
- Tracy Smith, AGNPAdult Health Nurse Practitioner1255895496
Verify Dianna Walker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2014005735Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- American Multispecialty Group IncSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
437 nurse practitioner records list a practice address in Saint Louis
They are 437 of the 27,605 NPPES records with a practice address in Saint Louis, and 1,720 nurse practitioner records in Missouri.
All 437 in Saint Louis → All 1,720 in Missouri → Every provider in Saint Louis →
Other nurse practitioner records in Missouri
- Caitlin Aaron, NP-CLees Summit, MO1649934340
- Sarah Abaricia, FNPSaint Peters, MO1447709365
- Maureen Abongo, DNPSaint Louis, MO1225819048
- Hawo AbukarBlue Springs, MO1841135084
- Morgan Ackerman, NPChesterfield, MO1811625676
- Yolanda Acklin, NPFlorissant, MO1881790996
- Alina Adams, NPRichmond Heights, MO1003393513
- Dorothy Adams, NPHolden, MO1043274210
- Holly Adams, MSN, FNP-BCDoniphan, MO1841899614
- Lindsey Adams, NP-CFenton, MO1326611757
Common questions
What is Dianna Walker, NP's NPI number?
Dianna Walker, NP's National Provider Identifier (NPI) is 1073930780, issued on Mar 20, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Dianna Walker, NP located?
The NPPES record lists a practice address at 3555 Sunset Office Dr Ste 107, Saint Louis, MO, 63127. Phone: (314) 543-5200. Providers update this record themselves, so call before visiting.
How can I verify Dianna Walker, NP's license?
NPPES lists Missouri license number 2014005735, as entered by the provider. Search the Missouri 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. Medicare files from data.cms.gov. 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.