Mark B. Oechsli, PA-C
- Part D claims, 2024
- 294
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 1818 Verdugo Blvd Ste B1, Glendale, CA 91208
- Practice phone
- Call (213) 740-7922
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
USC Verdugo Hills Ambulatory Surgery Center
Surgery Center - Not Medicare-Certified · Glendale, California
Find Mark Oechsli'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.
Mark B. Oechsli is a physician assistant in Glendale, California
Mark Oechsli practices at USC Verdugo Hills Ambulatory Surgery Center in Glendale, California.
Mark Oechsli's NPI, 1497748149, was assigned on August 29, 2005. Mark Oechsli holds California license PA14447.
- NPI
- 1497748149NPI Registry (opens in a new tab)
- NPI enumeration date
- August 29, 2005
- NPI status
- Active
- Practice phone
- (213) 740-7922
- 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 Affiliation Data
Mark B. Oechsli practices at USC Verdugo Hills Ambulatory Surgery Center in Glendale, California
Mark Oechsli's primary practice is USC Verdugo Hills Ambulatory Surgery Center, at 1818 Verdugo Blvd Ste B1, Glendale, CA 91208. The practice phone is (213) 740-7922.
- USC Verdugo Hills Ambulatory Surgery Center1818 Verdugo Blvd Ste B1, Glendale, CA 91208Phone(213) 740-7922
Source: Dmand AI Affiliation Data
Mark B. Oechsli is affiliated with 2 sites of care and 1 medical group
Mark Oechsli's primary practice is USC Verdugo Hills Ambulatory Surgery Center in Glendale, California. The medical group on file is Ventura County Medical Center. Dmand AI also links Mark Oechsli to 1 more community health center, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mark B. Oechsli's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Oechsli practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| USC Verdugo Hills Ambulatory Surgery Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark B. Oechsli is one of 11,482 physician assistants in California
Physician assistant is Mark Oechsli's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Mark Oechsli is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Mark Oechsli
Counts of physician assistants 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
Mark B. Oechsli's patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Mark Oechsli's median patient age at 62, with 32% women.
Mark Oechsli's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women32%
- Men68%
Source: Dmand AI Patient Panel Data
Mark B. Oechsli wrote 294 Medicare Part D claims in 2024
In 2024, Mark Oechsli wrote 294 Medicare Part D claims for 46 patients. 89% of them were for generic drugs. CMS names the drug for 136 of them, across 9 drugs with 11 or more claims each, at $12,199 in total drug cost.
Mark Oechsli's Part D claims by kind of drug, 2024
- Generic262 claims89%
- Brand-name and other32 claims11%
Mark Oechsli's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Sources for Mark B. Oechsli'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (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 Mark B. Oechsli
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark B. Oechsli's NPI number?
Mark B. Oechsli's NPI number is 1497748149. It was assigned on August 29, 2005, and it is active in the NPI Registry.
What does Mark B. Oechsli specialize in?
Mark B. Oechsli is a physician assistant in Glendale, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Mark B. Oechsli practice?
Mark Oechsli practices at 1818 Verdugo Blvd Ste B1, Glendale, CA 91208. Mark Oechsli's primary practice is USC Verdugo Hills Ambulatory Surgery Center in Glendale, California. Dmand AI also links Mark Oechsli to 1 community health center.
What is Mark B. Oechsli's office phone number?
The practice phone on file for Mark Oechsli is (213) 740-7922.
What is Mark B. Oechsli's medical license number?
Mark Oechsli holds California license PA14447.
What medical group is Mark B. Oechsli part of?
Mark Oechsli is linked to Ventura County Medical Center.
What drugs does Mark B. Oechsli prescribe most?
In 2024 Medicare Part D data, Mark Oechsli's most prescribed drugs by claims were Atorvastatin Calcium, Hydrochlorothiazide and Metoprolol Succinate.
How long has Mark B. Oechsli been practicing?
Mark Oechsli's NPI was assigned in 2005.
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