Sienna Corbin, PA-C

  • Lompoc, CA
  • Physician assistant
NPI1508580820PAC ID1850733296
Medicare patients, 2024
96
Part D claims, 2024
49
Hospital affiliations
1
Industry payments
$93
Medical groups
2
Practice address
1515 E Ocean Avenue, Lompoc, CA 93436
Practice phone
Call (805) 737-3300
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Lompoc Valley Medical Center

Hospital · Lompoc, California

See all 4 affiliations

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Sienna Corbin is a physician assistant in Lompoc, California

Sienna Corbin practices at Lompoc Valley Medical Center in Lompoc, California, part of Lompoc Valley Medical Center.

Sienna Corbin's NPI, 1508580820, was assigned on September 29, 2022. Sienna Corbin holds California license 66113.

NPI and contact details
Medicare PAC ID
1850733296
NPI enumeration date
September 29, 2022
NPI status
Active
Practice phone
(805) 737-3300
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
29
Medical school graduation
2023

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

Sienna Corbin practices at 2 locations in Lompoc, California

Sienna Corbin's primary practice is Lompoc Valley Medical Center, at 1515 E Ocean Avenue, Lompoc, CA 93436 in Santa Barbara County. The practice phone is (805) 737-3300. Sienna Corbin also practices at Lompoc Valley Medical Center, 1509 Ocean Way, Lompoc, CA 93436.

  • Lompoc Valley Medical CenterPrimary
    1515 E Ocean Avenue, Lompoc, CA 93436 · Santa Barbara CountyPhone(805) 737-3300
  • Lompoc Valley Medical Center
    1509 Ocean Way, Lompoc, CA 93436 · Santa Barbara CountyPhone(805) 737-3300

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

Sienna Corbin is affiliated with 2 sites of care and 2 medical groups

Sienna Corbin's primary practice is Lompoc Valley Medical Center in Lompoc, California, part of Lompoc Valley Medical Center. The medical group on file is Great Falls Clinic. Dmand AI also links Sienna Corbin to 1 more community health center and 1 medical group, each named with a free account.

See all 4 affiliations for Sienna Corbin

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Sienna Corbin's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Sienna Corbin practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Lompoc Valley Medical CenterAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Sienna Corbin is one of 11,482 physician assistants in California

Physician assistant is Sienna Corbin's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Sienna Corbin is licensed in California.

Specialties and state licenses

  • Physician assistant, CaliforniaPrimaryLicense 66113 · taxonomy 363A00000X

Physician assistants near Sienna Corbin

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

Sienna Corbin treated 96 Medicare patients in 2024, average age 75

CMS counts 96 Medicare patients who saw Sienna Corbin in 2024. The largest group is 65 to 74, with 38 patients. 73% of them have high blood pressure, and 69% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.04, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Sienna Corbin's median patient age at 40, with 67% women.

Medicare patients, 202496
Average age75
Average risk score1.04
Also on Medicaid16%

Sienna Corbin's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Sienna Corbin's Medicare patients by sex, 2024

  • Women6669%
  • Men3031%

Chronic conditions among Sienna Corbin's Medicare patients, 2024

  1. High blood pressure73%
  2. High cholesterol69%
  3. Arthritis44%
  4. Anxiety28%
  5. Depression28%
  6. Mood disorders28%
  7. Diabetes26%
  8. Ischemic heart disease26%

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

Sienna Corbin's patients across all payers

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

Patient panel by age, all payers

Median age 40

Patient panel by sex, all payers

  • Women67%
  • Men33%

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

Sienna Corbin wrote 49 Medicare Part D claims in 2024

In 2024, Sienna Corbin wrote 49 Medicare Part D claims for 15 patients. 82% of them were for generic drugs.

Part D claims, 202449
Part D patients15

Sienna Corbin's Part D claims by kind of drug, 2024

  • Generic40 claims82%
  • Brand-name and other9 claims18%

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

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Sienna Corbin received $93 in industry payments in 2025

CMS Open Payments shows 5 general payments to Sienna Corbin from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $47.

Companies that paid Sienna Corbin the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Sienna Corbin

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Sienna Corbin'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 Affiliation DataDmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
Industry paymentsOpen Payments (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 Sienna Corbin

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

What is Sienna Corbin's NPI number?

Sienna Corbin's NPI number is 1508580820. It was assigned on September 29, 2022, and it is active in the NPI Registry.

What does Sienna Corbin specialize in?

Sienna Corbin is a physician assistant in Lompoc, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Sienna Corbin practice?

Sienna Corbin practices at 1515 E Ocean Avenue, Lompoc, CA 93436. Sienna Corbin also practices at 1509 Ocean Way, Lompoc, CA 93436. Sienna Corbin's primary practice is Lompoc Valley Medical Center in Lompoc, California, part of Lompoc Valley Medical Center. Dmand AI also links Sienna Corbin to 1 community health center and 1 medical group.

What is Sienna Corbin's office phone number?

The practice phone on file for Sienna Corbin is (805) 737-3300.

What is Sienna Corbin's medical license number?

Sienna Corbin holds California license 66113.

Which hospitals is Sienna Corbin affiliated with?

Sienna Corbin practices at Lompoc Valley Medical Center in Lompoc, California.

What medical group is Sienna Corbin part of?

Sienna Corbin is linked to Great Falls Clinic. Dmand AI links Sienna Corbin to 1 more medical group.

How many Medicare patients does Sienna Corbin see?

CMS counts 96 Medicare patients who saw Sienna Corbin in 2024, with an average age of 75.

Has Sienna Corbin received payments from drug or device companies?

CMS Open Payments shows $93 in general payments to Sienna Corbin from 3 companies from 2025 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.

How long has Sienna Corbin been practicing?

Sienna Corbin graduated from medical school in 2023, 3 years ago.

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