Benjamin Nulsen
Gastroenterology Physician · Santa Monica, CA
Benjamin Nulsen is a gastroenterology physician with a practice address in Santa Monica, California, and NPI 1467795377, issued on Mar 28, 2013. Check the license (California A147910, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Benjamin Nulsen
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- A147910 CA
276855 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1223 16TH St Ste 3100, Santa Monica, CA 90404
- Phone
- (310) 582-6240
- Enumerated
- Mar 28, 2013
- Record last updated
- Nov 4, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (424) 259-7789
- Medicare enrollment
- Enrolled (PECOS I20200617003090); accepts Medicare assignment
- Medical or professional school
- Icahn School Of Medicine At Mount Sinai, 2013
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 1223 16TH St Ste 3100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mercedes Avila, FNP-BCNurse Practitioner1467231829
- Audrey Joan Cano, FNP-BCPrimary Care Nurse Practitioner1154987634
- Vivy CusumanoGastroenterology Physician1639600638
- Angela Doan, NPNurse Practitioner1639638968
- Brian Horwich, MDGastroenterology Physician1073058087
- Tiffany JuClinical Psychologist1033786645
Verify Benjamin Nulsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A147910Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% more Medicare Part D claims than the average gastroenterology physician in 2024
1,037 Medicare Part D claims for 309 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Omeprazole178 claims
- Linzess111 claims
- Pantoprazole Sodium101 claims
- Famotidine87 claims
- Motegrity49 claims
- Dexlansoprazole Dr38 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 practice group's MIPS final score for 2023 (Medicare payment program): 86.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $685.58
5 payments; by number, the most common kind was food and beverage; the largest payer was Steris Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- The Regents OF The University OF CaliforniaLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Benjamin Nulsen among 2,140 gastroenterology physician records in California
Benjamin Nulsen 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 2013, is newer than 80% of them.
- NPI issued2013 · 80% of these records are older, 17% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2013 · median 2002 among the 1,538 with a school on file
- Record last updated2020 · 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
- Nathan Elson, M.D.Santa Monica, CA 904041750388526
- 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
Common questions
What is Benjamin Nulsen's NPI number?
Benjamin Nulsen's National Provider Identifier (NPI) is 1467795377, issued on Mar 28, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Benjamin Nulsen located?
The NPPES record lists a practice address at 1223 16TH St Ste 3100, Santa Monica, CA, 90404. Phone: (310) 582-6240. Providers update this record themselves, so call before visiting.
How can I verify Benjamin Nulsen's license?
NPPES lists California license number A147910, 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 Benjamin Nulsen prescribe under Medicare Part D?
In 2024, Benjamin Nulsen had 1,037 Medicare Part D claims for 309 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Benjamin Nulsen's MIPS final score?
The 2023 MIPS final score is 86.1 of 100, reported for the practice group. 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.