Geoffrey Bryan Chaffe, OD

  • Templeton, CA
  • Optometrist
NPI1255373551PAC ID2466579818
Medicare patients, 2024
410
Part D claims, 2024
432
Affiliated sites
1
Medical group
1
State license
1
Practice address
1315 Las Tablas Rd, Templeton, CA 93465
Practice phone
Call (805) 434-2533
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Sani Eye Surgery Center

Surgery Center - Medicare-Certified · Templeton, California

See all 2 affiliations

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Geoffrey Bryan Chaffe is an optometrist in Templeton, California

Geoffrey Chaffe practices at Sani Eye Surgery Center in Templeton, California.

Geoffrey Chaffe's NPI, 1255373551, was assigned on June 12, 2006. Geoffrey Chaffe graduated from Southern California College of Optometry in 1978. Geoffrey Chaffe holds California license 6409T.

NPI and contact details
Medicare PAC ID
2466579818
NPI enumeration date
June 12, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(805) 434-2533
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
74
Medical school graduation
1978

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Geoffrey Bryan Chaffe practices at Sani Eye Surgery Center in Templeton, California

Geoffrey Chaffe's primary practice is Sani Eye Surgery Center, at 1315 Las Tablas Rd, Templeton, CA 93465. The practice phone is (805) 434-2533.

  • Sani Eye Surgery Center
    1315 Las Tablas Rd, Templeton, CA 93465Phone(805) 434-2533

Source: Dmand AI Affiliation Data

Geoffrey Bryan Chaffe is affiliated with 1 site of care and 1 medical group

Geoffrey Chaffe's primary practice is Sani Eye Surgery Center in Templeton, California. Dmand AI also links Geoffrey Chaffe to 1 medical group, named with a free account. Geoffrey Chaffe's employer is on file too: a surgery center (asc).

Sani Eye Surgery CenterSurgery Center - Medicare-Certified · Templeton, CaliforniaPrimary
1 medical groupName with a free accountParent health systemName with a free accountEmployer: surgery center (asc)Name with a free account
See all 2 affiliations for Geoffrey Chaffe

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

Dmand AI tracks the EHR system at Geoffrey Bryan Chaffe's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Geoffrey Chaffe practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Sani Eye Surgery CenterAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Geoffrey Bryan Chaffe is one of 7,206 optometrists in California

Optometrist is Geoffrey Chaffe's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Geoffrey Chaffe is licensed in California.

Specialties and state licenses

  • Optometrist, CaliforniaPrimaryLicense 6409T · taxonomy 152W00000X

Optometrists near Geoffrey Chaffe

Counts of optometrists with a Dmand AI profile, by place and practice. Each opens the list.

7,206optometrists in California
3optometrists in Templeton

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

Geoffrey Bryan Chaffe treated 410 Medicare patients in 2024, average age 75

CMS counts 410 Medicare patients who saw Geoffrey Chaffe in 2024. The largest group is 65 to 74, with 198 patients. 72% of them have high cholesterol, and 67% have high blood pressure. 12% are also on Medicaid. Their average risk score is 0.86, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Geoffrey Chaffe's median patient age at 72, with 50% women.

Medicare patients, 2024410
Average age75
Average risk score0.86
Also on Medicaid12%

Geoffrey Chaffe's Medicare patients by age, 2024

Geoffrey Chaffe's Medicare patients by sex, 2024

  • Women22956%
  • Men18144%

Chronic conditions among Geoffrey Chaffe's Medicare patients, 2024

  1. High cholesterol72%
  2. High blood pressure67%
  3. Arthritis41%
  4. Diabetes21%
  5. Ischemic heart disease20%
  6. Chronic kidney disease17%
  7. Anxiety16%
  8. Atrial fibrillation15%

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

Geoffrey Chaffe's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women50%
  • Men49%

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

Geoffrey Bryan Chaffe wrote 432 Medicare Part D claims in 2024

In 2024, Geoffrey Chaffe wrote 432 Medicare Part D claims for 104 patients. 78% of them were for generic drugs.

Part D claims, 2024432
Part D patients104

Geoffrey Chaffe's Part D claims by kind of drug, 2024

  • Generic339 claims78%
  • Brand-name93 claims22%

Drug classes CMS tracks in Geoffrey Chaffe's Part D claims, 2024

  • Antibiotics4%18 of 432 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 Geoffrey Bryan Chaffe takes part in Medicare

Geoffrey Chaffe 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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Geoffrey Bryan Chaffe graduated from Southern California College of Optometry

Geoffrey Chaffe graduated from Southern California College of Optometry in 1978.

  1. Medical schoolSouthern California College of Optometry

Source: Dmand AI Professional Profile Data

Sources for Geoffrey Bryan Chaffe'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 phoneDmand AI Affiliation 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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
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 Geoffrey Bryan Chaffe

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

What is Geoffrey Bryan Chaffe's NPI number?

Geoffrey Bryan Chaffe's NPI number is 1255373551. It was assigned on June 12, 2006, and it is active in the NPI Registry.

What does Geoffrey Bryan Chaffe specialize in?

Geoffrey Bryan Chaffe is an optometrist in Templeton, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).

Where does Geoffrey Bryan Chaffe practice?

Geoffrey Chaffe practices at 1315 Las Tablas Rd, Templeton, CA 93465. Geoffrey Chaffe's primary practice is Sani Eye Surgery Center in Templeton, California. Dmand AI also links Geoffrey Chaffe to 1 medical group.

What is Geoffrey Bryan Chaffe's office phone number?

The practice phone on file for Geoffrey Chaffe is (805) 434-2533.

What is Geoffrey Bryan Chaffe's medical license number?

Geoffrey Chaffe holds California license 6409T.

Does Geoffrey Bryan Chaffe accept Medicare?

Yes. CMS lists Geoffrey Chaffe as accepting Medicare assignment.

How many Medicare patients does Geoffrey Bryan Chaffe see?

CMS counts 410 Medicare patients who saw Geoffrey Chaffe in 2024, with an average age of 75.

Where did Geoffrey Bryan Chaffe go to medical school?

Geoffrey Chaffe graduated from Southern California College of Optometry in 1978.

How long has Geoffrey Bryan Chaffe been practicing?

Geoffrey Chaffe graduated from medical school in 1978, 48 years ago.

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