NPPES file of Aug 9, 2026

Max Ruben Mandelbaum, M.D., PH.D.

Vascular Neurology Physician · Redding, CA

Max Ruben Mandelbaum, M.D., PH.D. is a vascular neurology physician with a practice address in Redding, California, and NPI 1891130738, issued on May 6, 2013. Check the license (California A155474, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891130738
Name
Max Ruben Mandelbaum
Credential
M.D., PH.D.
Primary taxonomy
Vascular Neurology Physician 2084V0102X
License number
A155474 CA
Self-reported in NPPES; status is on the state search
Practice location
2624 Edith Ave, Redding, CA 96001
Phone
(530) 806-1190
Enumerated
May 6, 2013
Record last updated
Feb 5, 2025
Fax
(530) 229-7946
Medicare enrollment
Enrolled (PECOS I20180925001058); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2624 Edith Ave

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

  1. Erek Helseth, M.D.Vascular Neurology Physician1780651943
  2. Tiffany Perkins, MDUrology Physician1518383140
  3. Brian Pongracz, ACNP-BCAcute Care Nurse Practitioner1053637942
  4. Paul Stratte, MDUrology Physician1093880619
  5. Lars Widdel, MDNeurological Surgery Physician1447397708

Verify Max Ruben Mandelbaum in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A155474
    Check 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
Open the California license search

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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The MIPS final score for 2023 (Medicare payment program): 96.5 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score80.3
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $18.17

1 payment: food and beverage; the largest payer was Integra LifeSciences Corporation. The 461 providers of this specialty with any payment received $3,770.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Max Mandelbaum$18.17
  2. Specialty average$3,770.65

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

  1. Dignity Health Medical FoundationFolsom, CA

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

Max Ruben Mandelbaum among 74 vascular neurology physician records in California

Max Ruben Mandelbaum, M.D., PH.D. is one of 74 vascular neurology physician records with a practice address in California. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 69% of them.

  • NPI issued2013 · 69% of these records are older, 28% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2013 · median 2009 among the 61 with a school on file
  • Record last updated2025 · 32% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084V0102X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular Neurology Physician providers in California

There are 74 vascular neurology physician records in California.

The 8 vascular neurology physician records with the nearest ZIP codes

  1. Erek Helseth, M.D.Redding, CA 960011780651943
  2. Lucian Maidan, M.D.Sacramento, CA 958161518959097
  3. Trilok Puniani, MDStockton, CA 952041235231770
  4. Rajbeer Sangha, MDStockton, CA 952041366754541
  5. Nishant Ranawat, MDSan Jose, CA 951161366658627
  6. Christine Wong, MDKentfield, CA 949041982865770
  7. Elizabeth Hamid, M.D.Oakland, CA 946021942527361
  8. Oana Spataru, M.D.Walnut Creek, CA 945981518153824

Common questions

What is Max Ruben Mandelbaum, M.D., PH.D.'s NPI number?

Max Ruben Mandelbaum, M.D., PH.D.'s National Provider Identifier (NPI) is 1891130738, issued on May 6, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Max Ruben Mandelbaum, M.D., PH.D. located?

The NPPES record lists a practice address at 2624 Edith Ave, Redding, CA, 96001. Phone: (530) 806-1190. Providers update this record themselves, so call before visiting.

How can I verify Max Ruben Mandelbaum, M.D., PH.D.'s license?

NPPES lists California license number A155474, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Max Ruben Mandelbaum, M.D., PH.D.'s MIPS final score?

The 2023 MIPS final score is 96.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.