Joseph Karanja, FNP
Family Nurse Practitioner · Flint, MI
Joseph Karanja, FNP is a family nurse practitioner with a practice address in Flint, Michigan, and NPI 1194276287, issued on Oct 24, 2016. Check the license (Michigan 4704291580, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joseph Karanja
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 4704291580 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1110 Eldon Baker Dr, Flint, MI 48507
- Phone
- (810) 213-1803
- Enumerated
- Oct 24, 2016
- Record last updated
- Jun 18, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (810) 744-1306
- Medicare enrollment
- Enrolled (PECOS I20190530002119); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,356 in Michigan → Look up another NPI →
Also registered at 1110 Eldon Baker Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kelly Ayres, LLMSWClinical Social Worker1912342239
- Kellie BakerCounselor1770740904
- Lauren BilkosCase Manager/Care Coordinator1518487511
Verify Joseph Karanja in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 4704291580Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% fewer Medicare Part D claims than the average family nurse practitioner in 2024
1,175 Medicare Part D claims for 121 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Atorvastatin Calcium86 claims
- Lisinopril59 claims
- Pravastatin Sodium44 claims
- Losartan Potassium43 claims
- Amlodipine Besylate41 claims
- Levothyroxine Sodium40 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.
Industry payments in 2024: $82.49
4 payments; by number, the most common kind was food and beverage; the largest payer was Alkermes, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Genesee Health SystemFlint, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph Karanja among 5,356 family nurse practitioner records in Michigan
Joseph Karanja, FNP 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 2016, is newer than 29% of them.
- NPI issued2016 · 29% of these records are older, 66% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2018 · median 2019 among the 3,254 with a school on file
- Record last updated2019 · 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
- Nancy Byington, NP-CFlint, MI 485071841689585
- Kristin Desrochers, FNP-BCFlint, MI 485071255806014
- Toni Detwiler, FNP-CFlint, MI 485071861910416
- Kasandra Lechel, FNPFlint, MI 485071306954334
- Stephanie Ostrander, FNPFlint, MI 485071932768744
- Patricia Perrine, FNPFlint, MI 485071356569339
- Jennifer Scott, FNPFlint, MI 485071336641570
Common questions
What is Joseph Karanja, FNP's NPI number?
Joseph Karanja, FNP's National Provider Identifier (NPI) is 1194276287, issued on Oct 24, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Karanja, FNP located?
The NPPES record lists a practice address at 1110 Eldon Baker Dr, Flint, MI, 48507. Phone: (810) 213-1803. Providers update this record themselves, so call before visiting.
How can I verify Joseph Karanja, FNP's license?
NPPES lists Michigan license number 4704291580, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Joseph Karanja, FNP prescribe under Medicare Part D?
In 2024, Joseph Karanja, FNP had 1,175 Medicare Part D claims for 121 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.