Katherine Ann Keith, M.D.
Internal Medicine Physician · Berrien Springs, MI
Katherine Ann Keith, M.D. is an internal medicine physician with a practice address in Berrien Springs, Michigan, and NPI 1104806116, issued on Jan 18, 2006. Check the license (Michigan 4301081055, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Katherine Ann Keith
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 4301081055 MI
Self-reported in NPPES; status is on the state search - Practice location
- 9045 US Highway 31, Berrien Springs, MI 49103
- Phone
- (269) 473-2222
- Enumerated
- Jan 18, 2006
- Record last updated
- Nov 26, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (269) 473-6880
- Medicaid ID
- 104694670 MI
- Medicare enrollment
- Enrolled (PECOS I20050131001022); accepts Medicare assignment
- Medical or professional school
- Loma Linda University School Of Medicine, 1999
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →
Also registered at 9045 US Highway 31
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Janet Adams, N.P.Nurse Practitioner1689607970
- Andrea Beckford, DDSDentist1043316557
- Frank Conklin, DDSGeneral Practice Dentistry1447309372
- Andrew Cooper, LPCProfessional Counselor1992164198
- Joshua EspirituPhysical Therapist1659882744
- Katrina Hamel, PA-CPhysician Assistant1194075002
Verify Katherine Ann Keith in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301081055Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% more Medicare Part D claims than the average internal medicine physician in 2024
6,131 Medicare Part D claims for 442 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 326 claims were for opioids.
Most prescribed
- Levothyroxine Sodium356 claims
- Atorvastatin Calcium165 claims
- Amlodipine Besylate156 claims
- Liothyronine Sodium132 claims
- Rosuvastatin Calcium132 claims
- Olmesartan Medoxomil127 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: $13.69
1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Lakeland Medical PracticesBerrien Springs, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Ann Keith among 5,735 internal medicine physician records in Michigan
Katherine Ann Keith, M.D. is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1999 · median 2006 among the 3,564 with a school on file
- Record last updated2019 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in Michigan
There are 5,735 internal medicine physician records in Michigan.
All 5,735 in Michigan → Every provider in Berrien Springs → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Daniel Hayward, MDBridgman, MI 491061285679365
- Erika Nearpass, D.O.Watervliet, MI 490981053725267
- David Puzycki, MDEau Claire, MI 491111952478281
- Anna Grabowska-Chebes, M.D.Three Rivers, MI 490931831128677
- Kallanagouda Nandihalli, M.D.Three Rivers, MI 490931447232418
- Veera Patel, M.D.Three Rivers, MI 490931497722409
- Alyssa Rumsey, DOThree Rivers, MI 490931902396757
- Bharat Vakharia, MDSturgis, MI 490911770523045
Common questions
What is Katherine Ann Keith, M.D.'s NPI number?
Katherine Ann Keith, M.D.'s National Provider Identifier (NPI) is 1104806116, issued on Jan 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Ann Keith, M.D. located?
The NPPES record lists a practice address at 9045 US Highway 31, Berrien Springs, MI, 49103. Phone: (269) 473-2222. Providers update this record themselves, so call before visiting.
How can I verify Katherine Ann Keith, M.D.'s license?
NPPES lists Michigan license number 4301081055, 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 Katherine Ann Keith, M.D. prescribe under Medicare Part D?
In 2024, Katherine Ann Keith, M.D. had 6,131 Medicare Part D claims for 442 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.