Marcus Olsen, PA-C
- 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
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rexford Operating Rooms Inc.
Beverly Hills, California
Find Marcus Olsen's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
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
- 1649906819NPI Registry (opens in a new tab)
- NPI enumeration date
- July 28, 2022
- NPI status
- Active
- Practice phone
- (310) 777-0033
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- 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.
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.
| Site | EHR vendor and product |
|---|---|
| Rexford Operating Rooms Inc. | Available with a free account |
| +1 more affiliated site | Available 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) psychologistPrimary
Prescribing (medical) psychologists near Marcus Olsen
Counts of prescribing (medical) psychologists with a Dmand AI profile, by place and practice. Each opens the list.
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.
Marcus Olsen's Medicare services by type, 2024
- Surgery4,073
- 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.
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
- High blood pressure75%
- High cholesterol70%
- Alzheimer's and dementia65%
- Mood disorders61%
- Depression56%
- Diabetes50%
- Anxiety37%
- 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
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand 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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