Shirley Colby, DDS
- Part D claims, 2024
- 47
- Industry payments
- $14
- Affiliated sites
- 1
- Medical groups
- 3
- State license
- 1
- Practice address
- 343 Oak St, Red Bluff, CA 96080
- Practice phone
- Call (530) 528-8600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Greenville Rancheria
Red Bluff, California
Find Shirley Colby'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.
Shirley Colby is a general practice dentistry in Red Bluff, California
Shirley Colby practices at Greenville Rancheria in Red Bluff, California.
Shirley Colby's NPI, 1174803803, was assigned on August 25, 2011. Shirley Colby holds California license 60516.
- NPI
- 1174803803NPI Registry (opens in a new tab)
- NPI enumeration date
- August 25, 2011
- NPI status
- Active
- Practice phone
- (530) 528-8600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Shirley Colby practices at Greenville Rancheria in Red Bluff, California
Shirley Colby's primary practice is Greenville Rancheria, at 343 Oak St, Red Bluff, CA 96080 in Tehama County. The practice phone is (530) 528-8600.
- Greenville Rancheria343 Oak St, Red Bluff, CA 96080 · Tehama CountyPhone(530) 528-8600
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Shirley Colby is affiliated with 2 sites of care and 3 medical groups
Shirley Colby's primary practice is Greenville Rancheria in Red Bluff, California. The medical group on file is Anderson Valley Health Center. Dmand AI also links Shirley Colby to 2 more medical groups and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Shirley Colby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Shirley Colby practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Greenville Rancheria | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Shirley Colby is one of 7,627 general practice dentistrys in California
General practice is Shirley Colby's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Shirley Colby is licensed in California.
Specialties and state licenses
- General practice dentistry, CaliforniaPrimary
General practice dentistrys near Shirley Colby
Counts of general practice dentistrys 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
Shirley Colby's patients have a median age of 30
Across all payers, Dmand AI patient panel data puts Shirley Colby's median patient age at 30, with 59% women.
Shirley Colby's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 30
Patient panel by sex, all payers
- Women59%
- Men41%
Source: Dmand AI Patient Panel Data
Shirley Colby wrote 47 Medicare Part D claims in 2024
In 2024, Shirley Colby wrote 47 Medicare Part D claims for 35 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in Shirley Colby's Part D claims, 2024
- Antibiotics77%36 of 47 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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Shirley Colby received $14 in industry payments in 2025
CMS Open Payments shows 1 general payment to Shirley Colby from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Elevate Oral Care paid the most, $14.
Companies that paid Shirley Colby the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Shirley Colby'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel 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) |
| 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 Shirley Colby
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Shirley Colby's NPI number?
Shirley Colby's NPI number is 1174803803. It was assigned on August 25, 2011, and it is active in the NPI Registry.
What does Shirley Colby specialize in?
Shirley Colby is a general practice dentistry in Red Bluff, California. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Shirley Colby practice?
Shirley Colby practices at 343 Oak St, Red Bluff, CA 96080. Shirley Colby's primary practice is Greenville Rancheria in Red Bluff, California. Dmand AI also links Shirley Colby to 2 medical groups and 1 group practice or clinic.
What is Shirley Colby's office phone number?
The practice phone on file for Shirley Colby is (530) 528-8600.
What is Shirley Colby's medical license number?
Shirley Colby holds California license 60516.
What medical group is Shirley Colby part of?
Shirley Colby is linked to Anderson Valley Health Center. Dmand AI links Shirley Colby to 2 more medical groups.
Has Shirley Colby received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Shirley Colby from 1 company from 2025 to 2025. The largest total came from Elevate Oral Care.
How long has Shirley Colby been practicing?
Shirley Colby's NPI was assigned in 2011.
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