Nathan Robert Elson, M.D.
Gastroenterology Physician · Santa Monica, CA
Nathan Robert Elson, M.D. is a gastroenterology physician with a practice address in Santa Monica, California, and NPI 1750388526, issued on Jul 7, 2005. Check the license (California C39356, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Nathan Robert Elson
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- C39356 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2001 Santa Monica Blvd, Santa Monica, CA 90404
- Phone
- (310) 828-9495
- Enumerated
- Jul 7, 2005
- Record last updated
- Nov 15, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (310) 828-4211
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 2001 Santa Monica Blvd
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Verify Nathan Robert Elson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C39356Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average gastroenterology physician in 2024
125 Medicare Part D claims for 50 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Famotidine28 claims
- Pantoprazole Sodium19 claims
- Sucralfate18 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.
The MIPS final score for 2023 (Medicare payment program): 6.5 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Nathan Robert Elson among 2,140 gastroenterology physician records in California
Nathan Robert Elson, M.D. is one of 2,140 gastroenterology 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 93% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- Record last updated2011 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in California
There are 2,140 gastroenterology physician records in California.
All 2,140 in California → Every provider in Santa Monica → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Parviz Afshani, M.D.Santa Monica, CA 904041083693766
- Rudolph Bedford, M.D.Santa Monica, CA 904041902885684
- Richard Corlin, M.D.Santa Monica, CA 904041649259268
- Charles Frankel, M.D.Santa Monica, CA 904041558310805
- Marc Harwitt, M.D.Santa Monica, CA 904041285613943
- Jerome Helman, MDSanta Monica, CA 904041093876831
- Danice Hertz, M.D.Santa Monica, CA 904041760431027
- Martha Hierro, M.D.Santa Monica, CA 904041770562431
Common questions
What is Nathan Robert Elson, M.D.'s NPI number?
Nathan Robert Elson, M.D.'s National Provider Identifier (NPI) is 1750388526, issued on Jul 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Nathan Robert Elson, M.D. located?
The NPPES record lists a practice address at 2001 Santa Monica Blvd, Santa Monica, CA, 90404. Phone: (310) 828-9495. Providers update this record themselves, so call before visiting.
How can I verify Nathan Robert Elson, M.D.'s license?
NPPES lists California license number C39356, 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 Robert Elson, M.D. prescribe under Medicare Part D?
In 2024, Nathan Robert Elson, M.D. had 125 Medicare Part D claims for 50 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Nathan Robert Elson, M.D.'s MIPS final score?
The 2023 MIPS final score is 6.5 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.