NPPES file of Aug 9, 2026

Ariana Marie Nelson, M.D.

Pain Medicine (Anesthesiology) Physician · Irvine, CA

Ariana Marie Nelson, M.D. is a pain medicine (anesthesiology) physician with a practice address in Irvine, California, and NPI 1083932255, issued on May 12, 2010. Check the license (California A137655, 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
1083932255
Name
Ariana Marie Nelson
Credential
M.D.
Primary taxonomy
Pain Medicine (Anesthesiology) Physician 207LP2900X
License number
A137655 CA
Self-reported in NPPES; status is on the state search
Practice location
19200 Jamboree RD, Irvine, CA 92612
Phone
(714) 456-8888
Enumerated
May 12, 2010
Record last updated
Oct 30, 2024
Medicare enrollment
Enrolled (PECOS I20151009002069); accepts Medicare assignment
Medical or professional school
University Of Michigan Medical School, 2010
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 19200 Jamboree RD

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

  1. Joseph Erwin Salunday, DNP, FNP-CFamily Nurse Practitioner1043030869
  2. Lisa Snider, MDDevelopmental - Behavioral Pediatrics Physician1154399772
  3. Kimberly SungNurse Practitioner1265047419

Verify Ariana Marie Nelson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A137655
    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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91% fewer Medicare Part D claims than the average pain medicine (anesthesiology) physician in 2024

153 Medicare Part D claims for 51 beneficiaries, against an average of 1,750 among the 2,982 providers of this specialty who prescribed in Part D. 23 claims were for opioids.

  1. Ariana Nelson153
  2. Specialty average1,750

Most prescribed

  1. Methocarbamol21 claims
  2. Gabapentin20 claims
  3. Duloxetine Hcl19 claims
  4. Pregabalin17 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. Regents OF The University OFOrange, CA

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

Ariana Marie Nelson among 536 pain medicine (anesthesiology) physician records in California

Ariana Marie Nelson, 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 2010, is newer than 66% of them.

  • NPI issued2010 · 66% of these records are older, 30% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2010 · median 2004 among the 367 with a school on file
  • Record last updated2024 · 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.

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

  1. Benjamin Record, M.D.Irvine, CA 926121750677167
  2. Edouard Rivera, M.D.Irvine, CA 926141093032252
  3. Alfred Beshai, M.D.Irvine, CA 926181184834194
  4. Marybeth Bewersdorf, MDIrvine, CA 926181427251099
  5. Danny Botros, MDIrvine, CA 926181588810816
  6. Paul Choi, M.D.Irvine, CA 926181962652875
  7. Dat Duong, D.O.Irvine, CA 926061972844561
  8. Timothy Feldheim, M.D.Irvine, CA 926181013363506

Common questions

What is Ariana Marie Nelson, M.D.'s NPI number?

Ariana Marie Nelson, M.D.'s National Provider Identifier (NPI) is 1083932255, issued on May 12, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Ariana Marie Nelson, M.D. located?

The NPPES record lists a practice address at 19200 Jamboree RD, Irvine, CA, 92612. Phone: (714) 456-8888. Providers update this record themselves, so call before visiting.

How can I verify Ariana Marie Nelson, M.D.'s license?

NPPES lists California license number A137655, 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 Ariana Marie Nelson, M.D. prescribe under Medicare Part D?

In 2024, Ariana Marie Nelson, M.D. had 153 Medicare Part D claims for 51 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.

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.