NPPES file of Aug 9, 2026

Zachery Stephen Rosensweet, DO

Neurology Physician · La Jolla, CA

Zachery Stephen Rosensweet, DO is a neurology physician with a practice address in La Jolla, California, and NPI 1891228912, issued on Apr 5, 2017. Check the license (California 20A20279, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891228912
Name
Zachery Stephen Rosensweet
Credential
DO
Primary taxonomy
Neurology Physician 2084N0400X
License numbers
20A20279 CA
DO204112 OR
Self-reported in NPPES; status is on the state search
Practice location
10710 N Torrey Pines RD, La Jolla, CA 92037
Phone
(858) 554-8864
Enumerated
Apr 5, 2017
Record last updated
Sep 15, 2022
Medicare enrollment
Enrolled (PECOS I20220929001020); accepts Medicare assignment
Medical or professional school
Rocky Vista University College Of Osteopathic Med, 2017
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 10710 N Torrey Pines RD

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

  1. Nicole AdamsNurse Practitioner1891167029
  2. Rachel Adrian, RN, MSN, AGACNP-BCAcute Care Nurse Practitioner1548870686
  3. Laura Alberton, M.D.Sports Medicine (Orthopaedic Surgery) Physician1992770655
  4. Sonia Ali, M.D.Hematology & Oncology Physician1730451089
  5. Danica Anderson, PA-CPhysician Assistant1811601859
  6. Jacqueline Anderson, MDSurgery Physician1912427873

Verify Zachery Stephen Rosensweet in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A20279
    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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28% more Medicare Part D claims than the average neurology physician in 2024

1,756 Medicare Part D claims for 347 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Zachery Rosensweet1,756
  2. Specialty average1,370

Most prescribed

  1. Carbidopa-Levodopa510 claims
  2. Donepezil Hcl152 claims
  3. Gabapentin111 claims
  4. Primidone89 claims
  5. Carbidopa-Levodopa Er82 claims
  6. Memantine Hcl76 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: $2,819.40

148 payments; by number, the most common kind was food and beverage; the largest payer was Mdd US Operations, LLC. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Zachery Rosensweet$2,819.40
  2. Specialty average$8,318.07

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. Scripps HealthLa Jolla, CA

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

Zachery Stephen Rosensweet among 2,339 neurology physician records in California

Zachery Stephen Rosensweet, DO is one of 2,339 neurology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 81% of them.

  • NPI issued2017 · 81% of these records are older, 16% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2017 · median 2006 among the 1,628 with a school on file
  • Record last updated2022 · 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 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

42 neurology physician records list a practice address in La Jolla

They are 42 of the 3,648 NPPES records with a practice address in La Jolla, and 2,339 neurology physician records in California.

The 8 neurology physician records with the nearest ZIP codes

  1. Justin Dominick, MDLa Jolla, CA 920371669497038
  2. Emily Engel, M.D.La Jolla, CA 920371093787038
  3. Adam Fleisher, M.D.La Jolla, CA 920371265490957
  4. Douglas Galasko, MDLa Jolla, CA 920371336197730
  5. Melissa Houser, M.D.La Jolla, CA 920371356329536
  6. Christy Jackson, M.D.La Jolla, CA 920371619992286
  7. Mary Kalafut, M.D.La Jolla, CA 920371720048663
  8. Fatta Nahab, MDLa Jolla, CA 920371942291729

Common questions

What is Zachery Stephen Rosensweet, DO's NPI number?

Zachery Stephen Rosensweet, DO's National Provider Identifier (NPI) is 1891228912, issued on Apr 5, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Zachery Stephen Rosensweet, DO located?

The NPPES record lists a practice address at 10710 N Torrey Pines RD, La Jolla, CA, 92037. Phone: (858) 554-8864. Providers update this record themselves, so call before visiting.

How can I verify Zachery Stephen Rosensweet, DO's license?

NPPES lists California license number 20A20279, 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.

How much does Zachery Stephen Rosensweet, DO prescribe under Medicare Part D?

In 2024, Zachery Stephen Rosensweet, DO had 1,756 Medicare Part D claims for 347 beneficiaries; the average among neurology physician prescribers was 1,370. 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.