Dr. Arnold Sur-Tsoong Loo, DO
- Part D claims, 2024
- 11
- Industry payments
- $148
- Affiliated sites
- 1
- State licenses
- 3
- Year NPI issued
- 2011
- Practice address
- 490 City Center Dr, Rohnert Park, CA 94928-2178
- Practice phone
- Call (707) 585-7780
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Jewish Community Free Clinic
Physician office · Rohnert Park, California
Find Dr. Loo'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.
Dr. Arnold Sur-Tsoong Loo is an internist in Rohnert Park, California
Dr. Loo practices at Jewish Community Free Clinic in Rohnert Park, California.
Dr. Loo's NPI, 1063716918, was assigned on January 7, 2011. Dr. Loo graduated from Michigan State University College Of Osteopathic Medicine in 1983. Dr. Loo holds California license 20A4953.
- NPI
- 1063716918NPI Registry (opens in a new tab)
- NPI enumeration date
- January 7, 2011
- NPI status
- Active
- Practice phone
- (707) 585-7780
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Arnold Sur-Tsoong Loo practices at Jewish Community Free Clinic in Rohnert Park, California
Dr. Loo's primary practice is Jewish Community Free Clinic, at 490 City Center Dr, Rohnert Park, CA 94928-2178. The practice phone is (707) 585-7780.
- Jewish Community Free Clinic490 City Center Dr, Rohnert Park, CA 94928-2178Phone(707) 585-7780
Source: Dmand AI Affiliation Data
Dr. Arnold Sur-Tsoong Loo is affiliated with 1 site of care
Dr. Loo's primary practice is Jewish Community Free Clinic in Rohnert Park, California.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Arnold Sur-Tsoong Loo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Loo practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Jewish Community Free Clinic | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Arnold Sur-Tsoong Loo is one of 16,751 internists in California
Internal medicine is Dr. Loo's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Loo's licenses on file in 3 states: California, Florida and Texas.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Florida license
- Texas license
Internists near Dr. Loo
Counts of internists 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
Dr. Arnold Sur-Tsoong Loo wrote 11 Medicare Part D claims in 2024
In 2024, Dr. Loo wrote 11 Medicare Part D claims. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Arnold Sur-Tsoong Loo received $148 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. Loo from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Insulet Corporation paid the most, $148.
Companies that paid Dr. Loo the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Arnold Sur-Tsoong Loo graduated from Michigan State University College Of Osteopathic Medicine
Dr. Loo graduated from Michigan State University College Of Osteopathic Medicine in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Arnold Sur-Tsoong Loo'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Dr. Arnold Sur-Tsoong Loo
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Arnold Sur-Tsoong Loo's NPI number?
Dr. Arnold Sur-Tsoong Loo's NPI number is 1063716918. It was assigned on January 7, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Arnold Sur-Tsoong Loo?
Dr. Arnold Sur-Tsoong Loo is an internist in Rohnert Park, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Arnold Sur-Tsoong Loo practice?
Dr. Loo practices at 490 City Center Dr, Rohnert Park, CA 94928-2178. Dr. Loo's primary practice is Jewish Community Free Clinic in Rohnert Park, California.
What is Dr. Arnold Sur-Tsoong Loo's office phone number?
The practice phone on file for Dr. Loo is (707) 585-7780.
What is Dr. Arnold Sur-Tsoong Loo's medical license number?
Dr. Loo holds California license 20A4953, one of the licenses on file in 3 states.
Which states has Dr. Arnold Sur-Tsoong Loo been licensed in?
Dmand AI has state licenses on file for Dr. Loo in California (1984 to 2027), Florida (1984 to 2002) and Texas (1985 to 2001).
Where did Dr. Arnold Sur-Tsoong Loo go to medical school?
Dr. Loo graduated from Michigan State University College Of Osteopathic Medicine in 1983.
Has Dr. Arnold Sur-Tsoong Loo received payments from drug or device companies?
CMS Open Payments shows $148 in general payments to Dr. Loo from 1 company from 2019 to 2019. The largest total came from Insulet Corporation.
How long has Dr. Arnold Sur-Tsoong Loo been practicing?
Dr. Loo graduated from medical school in 1983, 43 years ago.
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