Dr. Lars Freisberg, MD
- Medicare services, 2022
- 10,397
- Part D claims, 2022
- 255
- Publications
- 1
- MIPS score, 2024
- 100
- Industry payments
- $6,966
- Practice address
- 9185 W Thunderbird Rd, Peoria, AZ 85381
- Practice phone
- Call (602) 368-3448
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cameron Ria
Peoria, Arizona
Find Dr. Freisberg'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. Lars Freisberg is an ophthalmologist in Peoria, Arizona
Dr. Freisberg practices at Cameron Ria in Peoria, Arizona.
Dr. Freisberg's NPI, 1659325454, was assigned on May 19, 2006. Dr. Freisberg holds Oklahoma license 26611.
- NPI
- 1659325454NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052387453
- NPI enumeration date
- May 19, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (602) 368-3448
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lars Freisberg practices at Cameron Ria in Peoria, Arizona
Dr. Freisberg's primary practice is Cameron Ria, at 9185 W Thunderbird Rd, Peoria, AZ 85381 in Maricopa County. The practice phone is (602) 368-3448.
- Cameron Ria9185 W Thunderbird Rd, Peoria, AZ 85381 · Maricopa CountyPhone(602) 368-3448
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Lars Freisberg is affiliated with 2 sites of care and 2 medical groups
Dr. Freisberg's primary practice is Cameron Ria in Peoria, Arizona. Dmand AI also links Dr. Freisberg to 2 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 Dr. Lars Freisberg's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Freisberg practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cameron Ria | 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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Dr. Lars Freisberg is one of 293 ophthalmologists in Arizona
Ophthalmology is Dr. Freisberg's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Freisberg is licensed in Oklahoma.
Specialties and state licenses
- Ophthalmology, OklahomaPrimary
Ophthalmologists near Dr. Freisberg
Counts of ophthalmologists 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. Lars Freisberg billed Medicare for 10,397 services in 2022
CMS data shows 10,397 Medicare services from Dr. Freisberg across 20 procedure codes in 2022. Medicare paid $1,522,606 for them.
Dr. Freisberg's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Drugs given in the office
- 2021: 2,6502022: 4,38265%
- Tests and treatments
- 2021: 3,6082022: 4,10414%
- Surgery
- 2021: 1,5832022: 1,5005%
- Office and hospital visits
- 2021: 1,1372022: 39465%
- Imaging
- 2021: 02022: 17
Where Dr. Freisberg's Medicare services took place, 2022
- In an office10,356100%
- In a facility410%
Dr. Freisberg compared with the Arizona median for ophthalmologists, 2022
- Dr. Freisberg
- Arizona median
- Medicare services
- 10,397vs 1,7096.1 times
- Part D claims
- 255vs 65461% below
Medians across 293 ophthalmologists in Arizona with Dmand AI profiles that report each measure.
Dr. Freisberg's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Freisberg and other ophthalmologists in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lars Freisberg's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Dr. Freisberg's median patient age at 71, with 53% women.
Dr. Freisberg's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women53%
- Men45%
Source: Dmand AI Patient Panel Data
Dr. Lars Freisberg wrote 255 Medicare Part D claims in 2022
In 2022, Dr. Freisberg wrote 255 Medicare Part D claims. They cover 9 drugs, with $10,987 in total drug cost. In 2021, CMS named 265 claims across 7 drugs.
Dr. Freisberg's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 2652022: 2554%
Drugs named by CMS: 9 in 2022, 7 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Lars Freisberg scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Freisberg for performance year 2024, reported as part of a group. Dr. Freisberg accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Freisberg's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
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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Dr. Lars Freisberg has 1 publication on record
Dmand AI links 1 paper to Dr. Freisberg. Dr. Freisberg's most frequent co-author is Michael Shun Nun Ip, MD.
Dr. Freisberg's most frequent co-authors
Recent publications by Dr. Freisberg
See who Dr. Freisberg researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Freisberg works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Lars Freisberg received $6,966 in industry payments from 2016 to 2025
CMS Open Payments shows 68 general payments to Dr. Freisberg from 16 drug and device companies from 2016 to 2025. Ownership or investment make up the largest share, 78% of the total. US Retina LLC paid the most, $5,461. It also lists 2 research payments totaling $17,050 in 2017.
General payments to Dr. Freisberg by program year, 2016 to 2025
General payments to Dr. Freisberg by kind, 2016 to 2025
- Ownership or investment$5,46178%
- Food and beverage$1,48621%
- Entertainment$190%
Companies that paid Dr. Freisberg the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Lars Freisberg'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. Lars Freisberg
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. Lars Freisberg's NPI number?
Dr. Lars Freisberg's NPI number is 1659325454. It was assigned on May 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Lars Freisberg?
Dr. Lars Freisberg is an ophthalmologist in Peoria, Arizona. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Lars Freisberg practice?
Dr. Freisberg practices at 9185 W Thunderbird Rd, Peoria, AZ 85381. Dr. Freisberg's primary practice is Cameron Ria in Peoria, Arizona. Dmand AI also links Dr. Freisberg to 2 medical groups and 1 group practice or clinic.
What is Dr. Lars Freisberg's office phone number?
The practice phone on file for Dr. Freisberg is (602) 368-3448.
What is Dr. Lars Freisberg's medical license number?
Dr. Freisberg holds Oklahoma license 26611.
Does Dr. Lars Freisberg accept Medicare?
Yes. CMS data shows Dr. Freisberg billed Medicare for 10,397 services in 2022, and Dr. Freisberg accepts Medicare assignment.
What is Dr. Lars Freisberg's MIPS score?
Dr. Freisberg's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
What services does Dr. Lars Freisberg bill to Medicare?
In 2022, Dr. Freisberg's most billed Medicare services were eye exam or test (92134), injected or infused drug (J2777) and surgery: eye (67028).
What drugs does Dr. Lars Freisberg prescribe most?
In 2022 Medicare Part D data, Dr. Freisberg's most prescribed drugs by claims were Latanoprost, Prednisolone Acetate and Timolol Maleate.
Has Dr. Lars Freisberg received payments from drug or device companies?
CMS Open Payments shows $6,966 in general payments to Dr. Freisberg from 16 companies from 2016 to 2025. The largest total came from US Retina LLC.
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How long has Dr. Lars Freisberg been practicing?
Dr. Freisberg graduated from medical school in 1994, 32 years ago.
Does Dr. Lars Freisberg do research?
Dmand AI links 1 publication to Dr. Freisberg.
Who does Dr. Lars Freisberg publish with?
Dr. Freisberg's most frequent co-authors are Michael Shun Nun Ip, MD (1 shared paper).
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