NPPES file of Aug 9, 2026

Nathaniel Marc Schuster, M.D.

Pain Medicine (Anesthesiology) Physician · San Diego, CA

Nathaniel Marc Schuster, M.D. is a pain medicine (anesthesiology) physician with a practice address in San Diego, California, and NPI 1861781205, issued on Apr 6, 2011. Check the license (California A125798, 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
1861781205
Name
Nathaniel Marc Schuster
Credential
M.D.
Primary taxonomy
Pain Medicine (Anesthesiology) Physician 207LP2900X
License number
A125798 CA
Self-reported in NPPES; status is on the state search
Practice location
200 W Arbor Dr, San Diego, CA 92103
Phone
(619) 543-5754
Enumerated
Apr 6, 2011
Record last updated
Aug 21, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170908003000); accepts Medicare assignment
Medical or professional school
University Of Michigan Medical School, 2011
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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8 nearest pain medicine (anesthesiology) physician records → All 536 in California → Look up another NPI →

Also registered at 200 W Arbor Dr

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

  1. Alison A'Court, MDAnesthesiology Physician1912218199
  2. Benjamin Abbadessa, M.D.Colon & Rectal Surgery Physician1255593612
  3. Geraldine Abcede, RNCertified Registered Nurse Anesthetist1982384046
  4. Joseph Abdelmalek, M.DNephrology Physician1740485531
  5. Kristy AbelCertified Registered Nurse Anesthetist1962113035
  6. Paula Abeleda, NPFamily Nurse Practitioner1558945022

Verify Nathaniel Marc Schuster in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A125798    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

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92% fewer Medicare Part D claims than the average pain medicine (anesthesiology) physician in 2024

145 Medicare Part D claims for 34 beneficiaries, against an average of 1,750 among the 2,982 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims.

  1. Nathaniel Schuster145
  2. Specialty average1,750

Most prescribed

  1. Emgality Pen27 claims
  2. Rizatriptan13 claims
  3. Emgality Syringe11 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: $25,288.18

68 payments; by number, the most common kind was travel and lodging; the largest payer was Averitas Pharma Inc. The 2,789 providers of this specialty with any payment received $3,225.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nathaniel Schuster$25,288
  2. Specialty average$3,225

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. Regents OF The University OF CaliforniaSan Diego, CA

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

Nathaniel Marc Schuster among 536 pain medicine (anesthesiology) physician records in California

Nathaniel Marc Schuster, M.D. is one of 536 pain medicine (anesthesiology) physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 70% of them.

  • NPI issued2011 · 70% of these records are older, 26% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2011 · median 2004 among the 367 with a school on file
  • Record last updated2017 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LP2900X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pain Medicine (Anesthesiology) Physician providers in California

There are 536 pain medicine (anesthesiology) physician records in California.

All 536 in California → Every provider in San Diego → Pain Medicine (Anesthesiology) Physician nationwide →

The 8 pain medicine (anesthesiology) physician records with the nearest ZIP codes

  1. Aidan Clarke, MDSan Diego, CA 921031215941158
  2. Bing Feng, M.D.San Diego, CA 921031124184536
  3. Brian McLean, MDSan Diego, CA 921031740380229
  4. Jessica Oswald, MDSan Diego, CA 921031427315118
  5. Mark Wallace, MDSan Diego, CA 921031427098102
  6. Alicja Steiner, M.D.San Diego, CA 921011851309314
  7. John Gillick, MD, MPHSan Diego, CA 921071609845700
  8. Michael Huntley, MDSan Diego, CA 921081295762078

Common questions

What is Nathaniel Marc Schuster, M.D.'s NPI number?

Nathaniel Marc Schuster, M.D.'s National Provider Identifier (NPI) is 1861781205, issued on Apr 6, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Nathaniel Marc Schuster, M.D. located?

The NPPES record lists a practice address at 200 W Arbor Dr, San Diego, CA, 92103. Phone: (619) 543-5754. Providers update this record themselves, so call before visiting.

How can I verify Nathaniel Marc Schuster, M.D.'s license?

NPPES lists California license number A125798, 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 Nathaniel Marc Schuster, M.D. prescribe under Medicare Part D?

In 2024, Nathaniel Marc Schuster, M.D. had 145 Medicare Part D claims for 34 beneficiaries; the average among pain medicine (anesthesiology) physician prescribers was 1,750. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.