Cooper Differding, DDS
- Part D claims, 2026
- 27
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2016
- Practice address
- 10 Willow St Ste 6 Suite 6, Mill Valley, CA 94941-2895
- Practice phone
- Call (415) 388-6100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dr. Garcia-rojas
Dental practice · Mill Valley, California
Find Cooper Differding'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.
Cooper Differding is a dentist in Mill Valley, California
Cooper Differding practices at Dr. Garcia-rojas in Mill Valley, California.
Cooper Differding's NPI, 1588011845, was assigned on May 17, 2016. Cooper Differding holds California license 64885.
- NPI
- 1588011845NPI Registry (opens in a new tab)
- NPI enumeration date
- May 17, 2016
- NPI status
- Active
- Practice phone
- (415) 388-6100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Cooper Differding practices at Dr. Garcia-rojas in Mill Valley, California
Cooper Differding's primary practice is Dr. Garcia-rojas, at 10 Willow St Ste 6 Suite 6, Mill Valley, CA 94941-2895. The practice phone is (415) 388-6100.
- Dr. Garcia-rojas10 Willow St Ste 6 Suite 6, Mill Valley, CA 94941-2895Phone(415) 388-6100
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Cooper Differding is affiliated with 1 site of care and 1 medical group
Cooper Differding's primary practice is Dr. Garcia-rojas in Mill Valley, California. Dmand AI also links Cooper Differding to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Cooper Differding's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Cooper Differding practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Garcia-rojas | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Cooper Differding is one of 6,282 dentists in California
Dentist is Cooper Differding's primary specialty in the NPI Registry, under taxonomy code 122300000X. Cooper Differding is licensed in California.
Specialties and state licenses
- Dentist, CaliforniaPrimary
Dentists near Cooper Differding
Counts of dentists 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
Cooper Differding wrote 27 Medicare Part D claims in 2026
In 2026, Cooper Differding wrote 27 Medicare Part D claims for 26 patients. 96% of them were for generic drugs.
Cooper Differding's Part D claims by kind of drug, 2026
- Generic26 claims96%
- Brand-name and other1 claims4%
Drug classes CMS tracks in Cooper Differding's Part D claims, 2026
- Antibiotics81%22 of 27 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
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Cooper Differding'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Part D prescribing | 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 Cooper Differding
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Cooper Differding's NPI number?
Cooper Differding's NPI number is 1588011845. It was assigned on May 17, 2016, and it is active in the NPI Registry.
What does Cooper Differding specialize in?
Cooper Differding is a dentist in Mill Valley, California. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).
Where does Cooper Differding practice?
Cooper Differding practices at 10 Willow St Ste 6 Suite 6, Mill Valley, CA 94941-2895. Cooper Differding's primary practice is Dr. Garcia-rojas in Mill Valley, California. Dmand AI also links Cooper Differding to 1 medical group, and a free account names each one.
What is Cooper Differding's office phone number?
The practice phone on file for Cooper Differding is (415) 388-6100. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Cooper Differding's email address?
Dmand AI checks professional and personal email addresses for Cooper Differding through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Cooper Differding's medical license number?
Cooper Differding holds California license 64885.
What medical group is Cooper Differding part of?
Dmand AI links Cooper Differding to 1 medical group. A free account names the group, with the clinicians and leaders there.
How long has Cooper Differding been practicing?
Cooper Differding's NPI was assigned in 2016.
What EHR does Cooper Differding's practice use?
Dmand AI tracks the EHR system at Dr. Garcia-rojas and at 1 medical group. The vendor and product are available with a free Dmand AI account.
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