Ronald B. Penfield, MSW
Social Worker · East Lansing, MI
Ronald B. Penfield, MSW is a social worker with a practice address in East Lansing, Michigan, and NPI 1023161064, issued on Jan 22, 2007. Check the license (Michigan 6801004048, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ronald B. Penfield
- Credential
- MSW
- Primary taxonomy
- Social Worker 104100000X
- License number
- 6801004048 MI
Self-reported in NPPES; status is on the state search - Practice location
- 4990 Northwind Dr, East Lansing, MI 48823
- Phone
- (517) 853-2992
- Enumerated
- Jan 22, 2007
- Record last updated
- Nov 4, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (517) 853-2993
- Medicare enrollment
- Enrolled (PECOS I20070723000671); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest social worker records → All 9,114 in Michigan → Look up another NPI →
Also registered at 4990 Northwind Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kathleen Kurta, MSWSocial Worker1366589525
- Lenna Raskolnikov, LMSW ACSWClinical Social Worker1124134986
Verify Ronald B. Penfield in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 6801004048Check 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
- Gps Guide TO Personal SolutionsLansing, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ronald B. Penfield among 9,114 social worker records in Michigan
Ronald B. Penfield, MSW is one of 9,114 social worker records with a practice address in Michigan. 7% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 8% of them.
- NPI issued2007 · 8% of these records are older, 87% newer
- In a Medicare fileYes · 7% of these records are
- In the CMS Doctors and Clinicians fileYes · 10% of these records are
- Graduated1971 · median 2012 among the 914 with a school on file
- Record last updated2017 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
66 social worker records list a practice address in East Lansing
They are 66 of the 2,305 NPPES records with a practice address in East Lansing, and 9,114 social worker records in Michigan.
All 9,114 in Michigan → Every provider in East Lansing → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Catherine Adams, LMSWEast Lansing, MI 488231982667598
- Maryanne Boltz, LMSWEast Lansing, MI 488231770689721
- Theresa Brown, LMSWEast Lansing, MI 488231881745073
- Stephen Cottrell, LMSWEast Lansing, MI 488231700982758
- Robert Hock, LIMITED LICENSED MASEast Lansing, MI 488231750451423
- Catherine Kania, CSWEast Lansing, MI 488231992870752
- Constance Knaggs, LMSWEast Lansing, MI 488231861598815
- Joanne Lucier, MSWEast Lansing, MI 488231568557999
Common questions
What is Ronald B. Penfield, MSW's NPI number?
Ronald B. Penfield, MSW's National Provider Identifier (NPI) is 1023161064, issued on Jan 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ronald B. Penfield, MSW located?
The NPPES record lists a practice address at 4990 Northwind Dr, East Lansing, MI, 48823. Phone: (517) 853-2992. Providers update this record themselves, so call before visiting.
How can I verify Ronald B. Penfield, MSW's license?
NPPES lists Michigan license number 6801004048, 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. 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.