Marcus Olsen, PA-C

  • Beverly Hills, CA
  • Prescribing (medical) psychologist
NPI1649906819
Medicare services, 2024
6,018
Medicare patients, 2024
1,694
MIPS score, 2024
75
Affiliated sites
1
Medical group
1
Practice address
9301 Wilshire Blvd, Beverly Hills, CA 90210
Practice phone
Call (310) 777-0033
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Rexford Operating Rooms Inc.

Beverly Hills, California

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Marcus Olsen is a prescribing (medical) psychologist in Beverly Hills, California

Marcus Olsen practices at Rexford Operating Rooms Inc. in Beverly Hills, California.

Marcus Olsen's NPI, 1649906819, was assigned on July 28, 2022.

NPI and contact details
NPI enumeration date
July 28, 2022
NPI status
Active
Practice phone
(310) 777-0033
Professional email
Get email
Personal email
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Mobile number
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Sex
Male

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data

Marcus Olsen practices at Rexford Operating Rooms Inc. in Beverly Hills, California

Marcus Olsen's primary practice is Rexford Operating Rooms Inc., at 9301 Wilshire Blvd, Beverly Hills, CA 90210 in Los Angeles County. The practice phone is (310) 777-0033.

  • Rexford Operating Rooms Inc.
    9301 Wilshire Blvd, Beverly Hills, CA 90210 · Los Angeles CountyPhone(310) 777-0033

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Marcus Olsen is affiliated with 2 sites of care and 1 medical group

Marcus Olsen's primary practice is Rexford Operating Rooms Inc. in Beverly Hills, California. The medical group on file is Sinu-Clear. Dmand AI also links Marcus Olsen to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Marcus Olsen

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Marcus Olsen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Marcus Olsen practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Rexford Operating Rooms Inc.Available with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Marcus Olsen is one of 4 prescribing (medical) psychologists in California

Prescribing (medical) is Marcus Olsen's primary specialty in the NPI Registry, under taxonomy code 103TP0016X.

Specialties and state licenses

  • Prescribing (medical) psychologistPrimarytaxonomy 103TP0016X

Prescribing (medical) psychologists near Marcus Olsen

Counts of prescribing (medical) psychologists with a Dmand AI profile, by place and practice. Each opens the list.

4prescribing (medical) psychologists in California
2prescribing (medical) psychologists in Beverly Hills

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Marcus Olsen billed Medicare for 6,018 services in 2024

CMS data shows 6,018 Medicare services from Marcus Olsen across 7 procedure codes in 2024, for 1,694 Medicare patients. Medicare paid $405,868 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 20246,018
Medicare patients1,694
Paid by Medicare$405,868
Procedure codes7

Marcus Olsen's Medicare services by type, 2024

  1. Surgery4,073
  2. Office and hospital visits1,945

Marcus Olsen's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data

Marcus Olsen treated 1,694 Medicare patients in 2024, average age 79

CMS counts 1,694 Medicare patients who saw Marcus Olsen in 2024. The largest group is 85 and over, with 633 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 92% are also on Medicaid. Their average risk score is 2.42, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Marcus Olsen's median patient age at 76, with 53% women.

Medicare patients, 20241,694
Average age79
Average risk score2.42
Also on Medicaid92%

Marcus Olsen's Medicare patients by age, 2024

Marcus Olsen's Medicare patients by sex, 2024

  • Women98258%
  • Men71242%

Chronic conditions among Marcus Olsen's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol70%
  3. Alzheimer's and dementia65%
  4. Mood disorders61%
  5. Depression56%
  6. Diabetes50%
  7. Anxiety37%
  8. Arthritis36%

Share of Medicare patients with each condition. A patient can have several.

Marcus Olsen's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 76

Patient panel by sex, all payers

  • Women53%
  • Men46%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Marcus Olsen scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Marcus Olsen for performance year 2024, reported as part of a group.

MIPS final score, 2024
75 of 100

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Sources for Marcus Olsen's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Marcus Olsen

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Marcus Olsen's NPI number?

Marcus Olsen's NPI number is 1649906819. It was assigned on July 28, 2022, and it is active in the NPI Registry.

What does Marcus Olsen specialize in?

Marcus Olsen is a prescribing (medical) psychologist in Beverly Hills, California. The primary specialty in the NPI Registry is Prescribing (Medical) Psychologist (taxonomy code 103TP0016X).

Where does Marcus Olsen practice?

Marcus Olsen practices at 9301 Wilshire Blvd, Beverly Hills, CA 90210. Marcus Olsen's primary practice is Rexford Operating Rooms Inc. in Beverly Hills, California. Dmand AI also links Marcus Olsen to 1 group practice or clinic.

What is Marcus Olsen's office phone number?

The practice phone on file for Marcus Olsen is (310) 777-0033.

What medical group is Marcus Olsen part of?

Marcus Olsen is linked to Sinu-Clear.

Does Marcus Olsen accept Medicare?

Yes. CMS data shows Marcus Olsen billed Medicare for 6,018 services in 2024.

What is Marcus Olsen's MIPS score?

Marcus Olsen's MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.

How many Medicare patients does Marcus Olsen see?

CMS counts 1,694 Medicare patients who saw Marcus Olsen in 2024, with an average age of 79.

What services does Marcus Olsen bill to Medicare?

In 2024, Marcus Olsen's most billed Medicare services were surgery: lungs and airway (31231), surgery: lungs and airway (31525) and nursing facility care (99309).

How long has Marcus Olsen been practicing?

Marcus Olsen's NPI was assigned in 2022.

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