Robert B. Dirksen, OD
- Medicare patients, 2024
- 710
- Part D claims, 2024
- 683
- MIPS score, 2024
- 95
- Industry payments
- $270
- Affiliated sites
- 1
- Practice address
- 3165 Broad St, San Luis Obispo, CA 93401
- Practice phone
- Call (805) 545-8100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pacific Eye Surgeons, a California Professional Medical Corporation
San Luis Obispo, California
Find Robert Dirksen'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.
Robert B. Dirksen is an optometrist in San Luis Obispo, California
Robert Dirksen practices at Pacific Eye Surgeons, a California Professional Medical Corporation in San Luis Obispo, California.
Robert Dirksen's NPI, 1174669899, was assigned on January 29, 2007. Robert Dirksen holds California license 12172.
- NPI
- 1174669899NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658389218
- NPI enumeration date
- January 29, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (805) 545-8100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Robert B. Dirksen practices at Pacific Eye Surgeons, a California Professional Medical Corporation in San Luis Obispo, California
Robert Dirksen's primary practice is Pacific Eye Surgeons, a California Professional Medical Corporation, at 3165 Broad St, San Luis Obispo, CA 93401 in San Luis Obispo County. The practice phone is (805) 545-8100.
- Pacific Eye Surgeons, a California Professional Medical Corporation3165 Broad St, San Luis Obispo, CA 93401 · San Luis Obispo CountyPhone(805) 545-8100
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Robert B. Dirksen is affiliated with 2 sites of care and 1 medical group
Robert Dirksen's primary practice is Pacific Eye Surgeons, a California Professional Medical Corporation in San Luis Obispo, California. Dmand AI also links Robert Dirksen to 1 group practice or clinic and 1 medical group, 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 Robert B. Dirksen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Robert Dirksen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pacific Eye Surgeons, a California Professional Medical Corporation | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Robert B. Dirksen is one of 7,206 optometrists in California
Optometrist is Robert Dirksen's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Robert Dirksen is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Robert Dirksen
Counts of optometrists 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
Robert B. Dirksen treated 710 Medicare patients in 2024, average age 75
CMS counts 710 Medicare patients who saw Robert Dirksen in 2024. The largest group is 65 to 74, with 357 patients. 75% of them have high cholesterol, and 67% have high blood pressure. 12% are also on Medicaid. Their average risk score is 0.97, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Robert Dirksen's median patient age at 75, with 56% women.
Robert Dirksen's Medicare patients by age, 2024
Robert Dirksen's Medicare patients by sex, 2024
- Women44563%
- Men26537%
Chronic conditions among Robert Dirksen's Medicare patients, 2024
- High cholesterol75%
- High blood pressure67%
- Arthritis44%
- Diabetes22%
- Mood disorders22%
- Anxiety21%
- Ischemic heart disease20%
- Osteoporosis20%
Share of Medicare patients with each condition. A patient can have several.
Robert Dirksen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Robert B. Dirksen wrote 683 Medicare Part D claims in 2024
In 2024, Robert Dirksen wrote 683 Medicare Part D claims for 219 patients. 42% of them were for generic drugs.
Robert Dirksen's Part D claims by kind of drug, 2024
- Generic289 claims42%
- Brand-name394 claims58%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Robert B. Dirksen scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Robert Dirksen for performance year 2024, reported as part of a group. Robert Dirksen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Robert Dirksen's MIPS scores, performance year 2024
- 95of 100Final score
- 99.6of 100Quality
- 40of 100Improvement Activities
- 82of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Robert B. Dirksen received $270 in industry payments in 2025
CMS Open Payments shows 7 general payments to Robert Dirksen from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Glaukos Corporation paid the most, $159.
Companies that paid Robert Dirksen 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 Robert B. Dirksen'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (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 Robert B. Dirksen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Robert B. Dirksen's NPI number?
Robert B. Dirksen's NPI number is 1174669899. It was assigned on January 29, 2007, and it is active in the NPI Registry.
What does Robert B. Dirksen specialize in?
Robert B. Dirksen is an optometrist in San Luis Obispo, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Robert B. Dirksen practice?
Robert Dirksen practices at 3165 Broad St, San Luis Obispo, CA 93401. Robert Dirksen's primary practice is Pacific Eye Surgeons, a California Professional Medical Corporation in San Luis Obispo, California. Dmand AI also links Robert Dirksen to 1 group practice or clinic and 1 medical group.
What is Robert B. Dirksen's office phone number?
The practice phone on file for Robert Dirksen is (805) 545-8100.
What is Robert B. Dirksen's medical license number?
Robert Dirksen holds California license 12172.
Does Robert B. Dirksen accept Medicare?
Yes. CMS lists Robert Dirksen as accepting Medicare assignment.
What is Robert B. Dirksen's MIPS score?
Robert Dirksen's MIPS final score for performance year 2024 is 95 out of 100, reported as part of a group.
How many Medicare patients does Robert B. Dirksen see?
CMS counts 710 Medicare patients who saw Robert Dirksen in 2024, with an average age of 75.
Has Robert B. Dirksen received payments from drug or device companies?
CMS Open Payments shows $270 in general payments to Robert Dirksen from 5 companies from 2025 to 2025. The largest total came from Glaukos Corporation.
How long has Robert B. Dirksen been practicing?
Robert Dirksen graduated from medical school in 2002, 24 years ago.
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