NPPES file of Aug 9, 2026

Benjamin Maring, M.D.

Student in an Organized Health Care Education/Training Program · Oakland, CA

Benjamin Maring, M.D. is a student in an organized health care education/training program with a practice address in Oakland, California, and NPI 1043585219, issued on Mar 20, 2012. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043585219
Name
Benjamin Maring
Credential
M.D.
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
280 W Macarthur Blvd, Oakland, CA 94611
Phone
(510) 752-1666
Enumerated
Mar 20, 2012
Record last updated
Dec 15, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150116001624); accepts Medicare assignment
Medical or professional school
New York University School Of Medicine, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 280 W Macarthur Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Donna Abare, MDInternal Medicine Physician1386722155
  2. Karen Ahn, M.S.Genetic Counselor (M.S.)1396723532
  3. Kimberly Aikawa-Olin, M.S., R.D., C.D.E.Registered Dietitian1326116740
  4. Leila Al-MarayatiPhysical Therapist1952459109
  5. Elizabeth Alexandro, OTR, CHTHand Occupational Therapist1972662708
  6. Teri Alyami, MDInternal Medicine Physician1326126194

Verify Benjamin Maring in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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28.0 times the Medicare Part D claims of the average student in an organized health care education/training program in 2024

5,171 Medicare Part D claims for 670 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 183 claims were for opioids.

  1. Benjamin Maring5,171
  2. Specialty average185

Most prescribed

  1. Atorvastatin Calcium448 claims
  2. Amlodipine Besylate175 claims
  3. Losartan Potassium164 claims
  4. Levothyroxine Sodium146 claims
  5. Gabapentin131 claims
  6. Lisinopril122 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

  1. Permanente Medical Group IncOakland, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Benjamin Maring among 40,652 student in an organized health care education/training program records in California

Benjamin Maring, M.D. is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 5% of them.

  • NPI issued2012 · 5% of these records are older, 93% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileYes · 6% of these records are
  • Graduated2011 · median 2017 among the 2,409 with a school on file
  • Record last updated2021 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,419 student in an organized health care education/training program records list a practice address in Oakland

They are 1,419 of the 18,558 NPPES records with a practice address in Oakland, and 40,652 student in an organized health care education/training program records in California.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Leah Bowser, MDOakland, CA 946111518132794
  2. Sonia Cheung, MDOakland, CA 946111356518203
  3. Albert Chong, MDOakland, CA 946111275514416
  4. Catherine Cox, MDOakland, CA 946111558522532
  5. Jeong Han, MDOakland, CA 946111578766051
  6. Jane Hu, MDOakland, CA 946111891967790
  7. Jafer Jeelani, M.D.Oakland, CA 946111669659744
  8. Yana Kriseman, MDOakland, CA 946111467607648

Common questions

What is Benjamin Maring, M.D.'s NPI number?

Benjamin Maring, M.D.'s National Provider Identifier (NPI) is 1043585219, issued on Mar 20, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Benjamin Maring, M.D. located?

The NPPES record lists a practice address at 280 W Macarthur Blvd, Oakland, CA, 94611. Phone: (510) 752-1666. Providers update this record themselves, so call before visiting.

How can I verify Benjamin Maring, M.D.'s license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Benjamin Maring, M.D. prescribe under Medicare Part D?

In 2024, Benjamin Maring, M.D. had 5,171 Medicare Part D claims for 670 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.