NPPES file of Aug 9, 2026

Nathan Pierce

Otolaryngology Physician · Los Angeles, CA

Nathan Pierce is an otolaryngology physician with a practice address in Los Angeles, California, and NPI 1538453634, issued on Jun 6, 2011. Check the license (California A143533, 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
1538453634
Name
Nathan Pierce
Primary taxonomy
Otolaryngology Physician 207Y00000X
License numbers
A143533 CA
TRN16133 FL
Self-reported in NPPES; status is on the state search
Practice location
11645 Wilshire Blvd Ste 600, Los Angeles, CA 90025
Phone
(310) 477-5558
Enumerated
Jun 6, 2011
Record last updated
Apr 19, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(310) 477-7281
Medicare enrollment
Enrolled (PECOS I20160908000779); accepts Medicare assignment
Medical or professional school
Rush Medical College Of Rush University, 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.
Download card Updates feed

Also registered at 11645 Wilshire Blvd Ste 600

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

  1. Danielle BassettAudiologist1699647511
  2. Kathleen Harlan, M.A., CCC-AAudiologist1336320589
  3. Amit Kochhar, MDFacial Plastic Surgery Physician1114191194
  4. Sofiya Krauss, AUDAudiologist1679826937
  5. Rebecca Lewis, AU.D.Audiologist1689827057
  6. David Nguyen, AU.D.Audiologist1851818512

Verify Nathan Pierce in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A143533
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

36% more Medicare Part D claims than the average otolaryngology physician in 2024

738 Medicare Part D claims for 327 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Nathan Pierce738
  2. Specialty average541

Most prescribed

  1. Fluticasone Propionate124 claims
  2. Azelastine Hcl101 claims
  3. Ciprofloxacin-Dexamethasone77 claims
  4. Ipratropium Bromide56 claims
  5. Omeprazole52 claims
  6. Fluocinolone Acetonide Oil43 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: $746.69

13 payments; by number, the most common kind was food and beverage; the largest payer was Aerin Medical Inc. The 6,429 providers of this specialty with any payment received $1,922.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nathan Pierce$746.69
  2. Specialty average$1,922.50

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. Geoffrey Trenkle DO A Professional Medical CorporationMontebello, CA

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

Nathan Pierce among 1,212 otolaryngology physician records in California

Nathan Pierce is one of 1,212 otolaryngology physician records with a practice address in California. 80% 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 71% of them.

  • NPI issued2011 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2011 · median 2004 among the 818 with a school on file
  • Record last updated2021 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Otolaryngology Physician providers in California

There are 1,212 otolaryngology physician records in California.

The 8 otolaryngology physician records with the nearest ZIP codes

  1. Alyssa Ba, MDLos Angeles, CA 900251124294657
  2. Chester Griffiths, MD, FACSLos Angeles, CA 900251104939248
  3. Michael Yong, MDLos Angeles, CA 900251467108647
  4. Irene Kim, B.S.Los Angeles, CA 900241235420241
  5. Yue Ma, M.D.Los Angeles, CA 900241447593645
  6. Andrea ParkLos Angeles, CA 900241396066205
  7. Renee Penn, MDLos Angeles, CA 900241609042274
  8. Todd Waller, M.D.Los Angeles, CA 900241306839568

Common questions

What is Nathan Pierce's NPI number?

Nathan Pierce's National Provider Identifier (NPI) is 1538453634, issued on Jun 6, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Nathan Pierce located?

The NPPES record lists a practice address at 11645 Wilshire Blvd Ste 600, Los Angeles, CA, 90025. Phone: (310) 477-5558. Providers update this record themselves, so call before visiting.

How can I verify Nathan Pierce's license?

NPPES lists California license number A143533, 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 Nathan Pierce prescribe under Medicare Part D?

In 2024, Nathan Pierce had 738 Medicare Part D claims for 327 beneficiaries; the average among otolaryngology physician prescribers was 541. 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.