Marissa Elizabeth Lachaga, PAS
- Medicare patients, 2024
- 13
- Part D claims, 2024
- 1,025
- Hospital affiliations
- 1
- Industry payments
- $147
- Medical groups
- 2
- Practice address
- 595 Northwest 11th Po Box 934, Hermiston, OR 97838
- Practice phone
- Call (503) 567-1717
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mirasol Family Health Center - Hermiston (NW 11th)
FQHC - Main Site · Hermiston, Oregon
Find Marissa Lachaga'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.
Marissa Elizabeth Lachaga is a physician assistant in Hermiston, Oregon
Marissa Lachaga practices at Mirasol Family Health Center - Hermiston (NW 11th) in Hermiston, Oregon.
Marissa Lachaga's NPI, 1396397659, was assigned on July 16, 2019. Marissa Lachaga graduated from University of Utah School of Medicine in 2020. Marissa Lachaga holds Oregon license PA212471.
- NPI
- 1396397659NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941601348
- NPI enumeration date
- July 16, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (503) 567-1717
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Marissa Elizabeth Lachaga practices at 2 locations in Hermiston, Oregon
Marissa Lachaga's primary practice is Mirasol Family Health Center - Hermiston (NW 11th), at 595 Northwest 11th Po Box 934, Hermiston, OR 97838 in Umatilla County. The practice phone is (503) 567-1717. Marissa Lachaga also practices at Mirasol Family Health Center, 589 NW 11th St, Hermiston, OR 97838.
- Mirasol Family Health Center - Hermiston (NW 11th)Primary595 Northwest 11th Po Box 934, Hermiston, OR 97838 · Umatilla CountyPhone(503) 567-1717
- Mirasol Family Health Center589 NW 11th St, Hermiston, OR 97838 · Umatilla CountyPhone(541) 567-1717
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Marissa Elizabeth Lachaga is affiliated with 2 sites of care and 2 medical groups
Marissa Lachaga's primary practice is Mirasol Family Health Center - Hermiston (NW 11th) in Hermiston, Oregon. Marissa Lachaga is also affiliated with Good Shepherd Medical Center. The medical group on file is Yakima Valley Farm Workers Clinic (Behavioral Health Services, Mead). Dmand AI also links Marissa Lachaga to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Marissa Elizabeth Lachaga's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Marissa Lachaga practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mirasol Family Health Center - Hermiston (NW 11th) | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Marissa Elizabeth Lachaga is one of 1,937 physician assistants in Oregon
Physician assistant is Marissa Lachaga's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Dmand AI has Marissa Lachaga's licenses on file in 2 states: Oregon and Utah.
Specialties and state licenses
- Physician assistant, OregonPrimary
- Utah license
Physician assistants near Marissa Lachaga
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
Marissa Elizabeth Lachaga treated 13 Medicare patients in 2024, average age 72
CMS counts 13 Medicare patients who saw Marissa Lachaga in 2024. Their average risk score is 1.16, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Marissa Lachaga's median patient age at 36, with 76% women.
Marissa Lachaga's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 36
Patient panel by sex, all payers
- Women76%
- Men24%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Marissa Elizabeth Lachaga wrote 1,025 Medicare Part D claims in 2024
In 2024, Marissa Lachaga wrote 1,025 Medicare Part D claims for 129 patients. 90% of them were for generic drugs.
Marissa Lachaga's Part D claims by kind of drug, 2024
- Generic918 claims90%
- Brand-name and other107 claims10%
Drug classes CMS tracks in Marissa Lachaga's Part D claims, 2024
- Antibiotics3%26 of 1,025 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Marissa Elizabeth Lachaga takes part in Medicare
Marissa Lachaga accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Marissa Elizabeth Lachaga received $147 in industry payments in 2025
CMS Open Payments shows 7 general payments to Marissa Lachaga from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $44.
Companies that paid Marissa Lachaga the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Marissa Elizabeth Lachaga graduated from University of Utah School of Medicine
Marissa Lachaga graduated from University of Utah School of Medicine in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Marissa Elizabeth Lachaga'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 Affiliation DataDmand AI Practice 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Marissa Elizabeth Lachaga
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Marissa Elizabeth Lachaga's NPI number?
Marissa Elizabeth Lachaga's NPI number is 1396397659. It was assigned on July 16, 2019, and it is active in the NPI Registry.
What does Marissa Elizabeth Lachaga specialize in?
Marissa Elizabeth Lachaga is a physician assistant in Hermiston, Oregon. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Marissa Elizabeth Lachaga practice?
Marissa Lachaga practices at 595 Northwest 11th Po Box 934, Hermiston, OR 97838. Marissa Lachaga also practices at 589 NW 11th St, Hermiston, OR 97838. Marissa Lachaga's primary practice is Mirasol Family Health Center - Hermiston (NW 11th) in Hermiston, Oregon. Dmand AI also links Marissa Lachaga to 1 medical group.
What is Marissa Elizabeth Lachaga's office phone number?
The practice phone on file for Marissa Lachaga is (503) 567-1717.
What is Marissa Elizabeth Lachaga's medical license number?
Marissa Lachaga holds Oregon license PA212471, one of the licenses on file in 2 states.
Which states has Marissa Elizabeth Lachaga been licensed in?
Dmand AI has state licenses on file for Marissa Lachaga in Oregon and Utah.
Which hospitals is Marissa Elizabeth Lachaga affiliated with?
Marissa Lachaga is affiliated with Good Shepherd Medical Center.
What medical group is Marissa Elizabeth Lachaga part of?
Marissa Lachaga is linked to Yakima Valley Farm Workers Clinic (Behavioral Health Services, Mead). Dmand AI links Marissa Lachaga to 1 more medical group.
Does Marissa Elizabeth Lachaga accept Medicare?
Yes. CMS lists Marissa Lachaga as accepting Medicare assignment.
How many Medicare patients does Marissa Elizabeth Lachaga see?
CMS counts 13 Medicare patients who saw Marissa Lachaga in 2024, with an average age of 72.
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Where did Marissa Elizabeth Lachaga go to medical school?
Marissa Lachaga graduated from University of Utah School of Medicine in 2020.
Has Marissa Elizabeth Lachaga received payments from drug or device companies?
CMS Open Payments shows $147 in general payments to Marissa Lachaga from 5 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Marissa Elizabeth Lachaga been practicing?
Marissa Lachaga graduated from medical school in 2020, 6 years ago.
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