Marguerite J. Barber-Owens, M.D.
Internal Medicine Physician · Montgomery, AL
Marguerite J. Barber-Owens, M.D. is an internal medicine physician with a practice address in Montgomery, Alabama, and NPI 1437191186, issued on Jun 10, 2006. Check the license (Alabama 12700, as entered in NPPES) on the Alabama Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Marguerite J. Barber-Owens
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 12700 AL
Self-reported in NPPES; status is on the state search - Practice location
- 3091 Gaston Ave, Montgomery, AL 36105
- Phone
- (334) 262-1100
- Enumerated
- Jun 10, 2006
- Record last updated
- Nov 18, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (334) 262-1118
- Medicaid ID
- 000026492 AL
- Medicare enrollment
- Enrolled (PECOS I20101104001320); accepts Medicare assignment
- Medical or professional school
- Howard University College Of Medicine, 1983
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,705 in Alabama → Look up another NPI →
Also registered at 3091 Gaston Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Albert Lester, MDInternal Medicine Physician1740376128
Verify Marguerite J. Barber-Owens in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersAlabama Board of Medical Examiners
Search for license 12700Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average internal medicine physician in 2024
725 Medicare Part D claims for 153 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 26 claims were for opioids.
Most prescribed
- Albuterol Sulfate Hfa34 claims
- Amlodipine Besylate28 claims
- Atorvastatin Calcium27 claims
- Ozempic26 claims
- Carvedilol23 claims
- Omeprazole23 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: $2,479.14
19 payments; by number, the most common kind was food and beverage; the largest payer was ViiV Healthcare Company. 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
- Rhema Health And Wellness, LLCTuskegee, AL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marguerite J. Barber-Owens among 1,705 internal medicine physician records in Alabama
Marguerite J. Barber-Owens, M.D. is one of 1,705 internal medicine physician records with a practice address in Alabama. 84% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 49% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1983 · median 2003 among the 1,136 with a school on file
- Record last updated2009 · 55% 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 Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
105 internal medicine physician records list a practice address in Montgomery
They are 105 of the 3,661 NPPES records with a practice address in Montgomery, and 1,705 internal medicine physician records in Alabama.
All 1,705 in Alabama → Every provider in Montgomery → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Albert Lester, MDMontgomery, AL 361051740376128
- Xiongying Chen, MDMontgomery, AL 361061306807599
- Leon Davis, MDMontgomery, AL 361061265493134
- Walter Hamilton, MDMobile, AL 361061437119567
- Gerald Lim, MDMontgomery, AL 361061407819014
- James McLaughlin, MDMontgomery, AL 361061568453124
- Raghu Mukkamala, MDMontgomery, AL 361061720079395
- Corazon Mulles, MDMontgomery, AL 361041659380368
Common questions
What is Marguerite J. Barber-Owens, M.D.'s NPI number?
Marguerite J. Barber-Owens, M.D.'s National Provider Identifier (NPI) is 1437191186, issued on Jun 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marguerite J. Barber-Owens, M.D. located?
The NPPES record lists a practice address at 3091 Gaston Ave, Montgomery, AL, 36105. Phone: (334) 262-1100. Providers update this record themselves, so call before visiting.
How can I verify Marguerite J. Barber-Owens, M.D.'s license?
NPPES lists Alabama license number 12700, as entered by the provider. Search the Alabama Board of Medical Examiners at https://www.albme.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marguerite J. Barber-Owens, M.D. prescribe under Medicare Part D?
In 2024, Marguerite J. Barber-Owens, M.D. had 725 Medicare Part D claims for 153 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.