Nancy Louise Byington, NP-C
Family Nurse Practitioner · Flint, MI
Nancy Louise Byington, NP-C is a family nurse practitioner with a practice address in Flint, Michigan, and NPI 1841689585, issued on Jan 19, 2015. Check the license (Michigan 4704185413, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nancy Louise Byington
- Credential
- NP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 4704185413 MI
Self-reported in NPPES; status is on the state search - Practice location
- 4444 W Bristol RD, Flint, MI 48507
- Phone
- (810) 230-9500
- Enumerated
- Jan 19, 2015
- Record last updated
- Feb 6, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (810) 230-0169
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,356 in Michigan → Look up another NPI →
Also registered at 4444 W Bristol RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nancy Louise Byington in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 4704185413Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average family nurse practitioner in 2024
505 Medicare Part D claims for 27 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Quetiapine Fumarate65 claims
- Alprazolam58 claims
- Trazodone Hcl36 claims
- Fluoxetine Hcl30 claims
- Olanzapine25 claims
- Gabapentin22 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Nancy Louise Byington among 5,356 family nurse practitioner records in Michigan
Nancy Louise Byington, NP-C is one of 5,356 family nurse practitioner records with a practice address in Michigan. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 24% of them.
- NPI issued2015 · 24% of these records are older, 71% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 61% of these records are
- Record last updated2015 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
106 family nurse practitioner records list a practice address in Flint
They are 106 of the 6,073 NPPES records with a practice address in Flint, and 5,356 family nurse practitioner records in Michigan.
All 5,356 in Michigan → Every provider in Flint → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Lavonne Alexander, FNP-BCFlint, MI 485071861981292
- Kristin Desrochers, FNP-BCFlint, MI 485071255806014
- Toni Detwiler, FNP-CFlint, MI 485071861910416
- Joseph Karanja, FNPFlint, MI 485071194276287
- Kasandra Lechel, FNPFlint, MI 485071306954334
- Stephanie Ostrander, FNPFlint, MI 485071932768744
- Patricia Perrine, FNPFlint, MI 485071356569339
- Jennifer Scott, FNPFlint, MI 485071336641570
Common questions
What is Nancy Louise Byington, NP-C's NPI number?
Nancy Louise Byington, NP-C's National Provider Identifier (NPI) is 1841689585, issued on Jan 19, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Nancy Louise Byington, NP-C located?
The NPPES record lists a practice address at 4444 W Bristol RD, Flint, MI, 48507. Phone: (810) 230-9500. Providers update this record themselves, so call before visiting.
How can I verify Nancy Louise Byington, NP-C's license?
NPPES lists Michigan license number 4704185413, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Nancy Louise Byington, NP-C prescribe under Medicare Part D?
In 2024, Nancy Louise Byington, NP-C had 505 Medicare Part D claims for 27 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions 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.