Karen Weaver, MD
Family Medicine Physician · Westland, MI
Karen Weaver, MD is a family medicine physician with a practice address in Westland, Michigan, and NPI 1265412456, issued on Jan 23, 2006. Check the license (Michigan 4301083883, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Karen Weaver
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 4301083883 MI
Self-reported in NPPES; status is on the state search - Practice location
- 2001 S Merriman RD, Westland, MI 48186
- Phone
- (734) 727-1000
- Enumerated
- Jan 23, 2006
- Record last updated
- Oct 22, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20050210000293); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 1993
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,013 in Michigan → Look up another NPI →
Also registered at 2001 S Merriman RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen Weaver in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301083883Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average family medicine physician in 2024
1,327 Medicare Part D claims for 194 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 60 claims were for opioids.
Most prescribed
- Atorvastatin Calcium66 claims
- Gabapentin64 claims
- Amlodipine Besylate56 claims
- Buprenorphine-Naloxone45 claims
- Levothyroxine Sodium40 claims
- Metoprolol Succinate32 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.
Bills Medicare through one group practice
- Oakwood Ambulatory LLCWestland, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen Weaver among 6,013 family medicine physician records in Michigan
Karen Weaver, MD is one of 6,013 family medicine physician records with a practice address in Michigan. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 56% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1993 · median 2008 among the 3,493 with a school on file
- Record last updated2020 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
35 family medicine physician records list a practice address in Westland
They are 35 of the 1,154 NPPES records with a practice address in Westland, and 6,013 family medicine physician records in Michigan.
All 6,013 in Michigan → Every provider in Westland → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Adib Abdolkarim, MDWestland, MI 481861578699807
- Halima Ali, MDWestland, MI 481861194796383
- Carol Baker, MDWestland, MI 481861538102454
- Margit Chadwell, MDWestland, MI 481861023089216
- Tyler Drewry, M.D.Westland, MI 481861326434333
- Harold Kopitzki, DOWestland, MI 481861518983964
- Nobin Kottukapally, MDWestland, MI 481861942433289
- Barbara Levine-Blase, DOWestland, MI 481861376523597
Common questions
What is Karen Weaver, MD's NPI number?
Karen Weaver, MD's National Provider Identifier (NPI) is 1265412456, issued on Jan 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen Weaver, MD located?
The NPPES record lists a practice address at 2001 S Merriman RD, Westland, MI, 48186. Phone: (734) 727-1000. Providers update this record themselves, so call before visiting.
How can I verify Karen Weaver, MD's license?
NPPES lists Michigan license number 4301083883, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Karen Weaver, MD prescribe under Medicare Part D?
In 2024, Karen Weaver, MD had 1,327 Medicare Part D claims for 194 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.