Int Ophthalmol
Chemotherapy, AdjuvantDiabetic RetinopathyFluorocarbons
Dr. Stephen Meffert, MD
NPI1609879105PAC ID7416072376
- Medicare services, 2024
- 52,053
- Medicare patients, 2024
- 863
- Part D claims, 2024
- 473
- Publications
- 2
- MIPS score, 2024
- 96
- Practice address
- 34 Mark West Springs Road, Suite 100, Santa Rosa, CA 95403
- Practice phone
- Call (707) 541-3500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Santa Rosa Surgery and Endoscopy Center
Surgery Center - Medicare-Certified · Santa Rosa, California
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Dr. Stephen Meffert is an ophthalmologist in Santa Rosa, California
Dr. Meffert practices at Santa Rosa Surgery and Endoscopy Center in Santa Rosa, California.
Dr. Meffert's NPI, 1609879105, was assigned on May 27, 2005. Dr. Meffert graduated from Carver College of Medicine in 1991. Dr. Meffert's California license number on file is A51000.
NPI and contact details
- NPI
- 1609879105NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416072376
- NPI enumeration date
- May 27, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (707) 541-3500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen Meffert practices at Santa Rosa Surgery and Endoscopy Center in Santa Rosa, California
Dr. Meffert's primary practice is Santa Rosa Surgery and Endoscopy Center, at 34 Mark West Springs Road, Suite 100, Santa Rosa, CA 95403. The practice phone is (707) 541-3500.
- Santa Rosa Surgery and Endoscopy Center34 Mark West Springs Road, Suite 100, Santa Rosa, CA 95403Phone(707) 541-3500
Source: Dmand AI Affiliation Data
Dr. Stephen Meffert is affiliated with 1 site of care
Dr. Meffert's primary practice is Santa Rosa Surgery and Endoscopy Center in Santa Rosa, California. Dr. Meffert's employer is on file too: a surgery center (asc).
Santa Rosa Surgery and Endoscopy CenterPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stephen Meffert's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Meffert practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Santa Rosa Surgery and Endoscopy Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephen Meffert is one of 2,621 ophthalmologists in California
Ophthalmology is Dr. Meffert's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Meffert is board certified in ophthalmology by the American Board of Ophthalmology. Dmand AI has Dr. Meffert's licenses on file in 2 states: California and Louisiana.
Specialties and state licenses
- Ophthalmology, CaliforniaPrimary
- Louisiana license
Clinical focus
Dmand AI lists age-related macular degeneration, cataract, glaucoma, hypertensive retinopathy, inflammation of iris, laser destruction of retinal or choroid lesions, retinal detachment and retinal occlusion among the conditions Dr. Meffert treats.
Ophthalmologists near Dr. Meffert
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. Stephen Meffert billed Medicare for 52,053 services in 2024
CMS data shows 52,053 Medicare services from Dr. Meffert across 19 procedure codes in 2024, for 863 Medicare patients. Medicare paid $3,570,596 for them.
Medicare services, 202452,053
Medicare patients863
Paid by Medicare$3.6M
Procedure codes19
Dr. Meffert's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 21,9722024: 46,510112%
- Tests and treatments
- 2023: 3,4342024: 3,5373%
- Surgery
- 2023: 1,7052024: 1,7312%
- Office and hospital visits
- 2023: 2572024: 2407%
- Imaging
- 2023: 402024: 3513%
Where Dr. Meffert's Medicare services took place, 2024
- In an office52,014100%
- In a facility390%
Dr. Meffert compared with the California median for ophthalmologists, 2024
- Dr. Meffert
- California median
- Medicare services
- 52,053vs 1,07948.2 times
- Medicare patients
- 863vs 4212.0 times
- Part D claims
- 426vs 61831% below
Medians across 2,568 ophthalmologists in California with Dmand AI profiles that report each measure.
Dr. Meffert's most billed Medicare procedure codes, 2024
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. Meffert and other ophthalmologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen Meffert treated 863 Medicare patients in 2024, average age 77
CMS counts 863 Medicare patients who saw Dr. Meffert in 2024. The largest group is 75 to 84, with 356 patients. 71% of them have high cholesterol, and 69% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Meffert's median patient age at 75, with 55% women.
Medicare patients, 2024863
Average age77
Average risk score1.41
Also on Medicaid15%
Dr. Meffert's Medicare patients by age, 2024
Dr. Meffert's Medicare patients by sex, 2024
- Women47855%
- Men38545%
Chronic conditions among Dr. Meffert's Medicare patients, 2024
- High cholesterol71%
- High blood pressure69%
- Arthritis42%
- Diabetes30%
- Ischemic heart disease26%
- Chronic kidney disease23%
- Atrial fibrillation19%
- Mood disorders17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Meffert'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
- Women55%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephen Meffert wrote 473 Medicare Part D claims in 2024
In 2024, Dr. Meffert wrote 473 Medicare Part D claims for 138 patients. 56% of them were for generic drugs. CMS names the drug for 426 of them, across 8 drugs with 11 or more claims each, at $14,554 in total drug cost. In 2023, CMS named 407 claims across 6 drugs.
Part D claims, 2024473
Drugs named by CMS8
Total drug cost$14,554
Part D patients138
Dr. Meffert's Part D claims by kind of drug, 2024
- Generic265 claims56%
- Brand-name208 claims44%
Dr. Meffert's most prescribed drugs by claims, 2024
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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4072024: 4265%
Drugs named by CMS: 8 in 2024, 6 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Stephen Meffert scored 96 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Meffert for performance year 2024, reported individually. Dr. Meffert accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Meffert's MIPS scores, performance year 2024
- 96of 100Final score
- 95of 100Promoting Interoperability
- 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. Stephen Meffert has 2 publications on record
Dmand AI links 2 papers to Dr. Meffert. Dr. Meffert's most frequent co-authors are Mandi D. Conway, MD, Gary J. Ganiban, MD and Hussein Wafapoor, MD.
Papers2
Dr. Meffert's most frequent co-authors
- Mandi D. Conway, MD1 shared paper
- Gary J. Ganiban, MD1 shared paper
- Hussein Wafapoor, MD1 shared paper
Recent publications by Dr. Meffert
AcyclovirAIDS-Related Opportunistic InfectionsAntiviral Agents
See who Dr. Meffert researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Meffert 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. Stephen Meffert received $569 in industry payments from 2017 to 2025
CMS Open Payments shows 8 general payments to Dr. Meffert from 6 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $177.
General payments to Dr. Meffert by program year, 2017 to 2025
Companies that paid Dr. Meffert the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen Meffert has 1 award and honors on record
Dmand AI lists 1 award for Dr. Meffert.
Awards and honors for Dr. Meffert
- Undated
- AAO Fellow
Source: Dmand AI Professional Profile Data
Dr. Stephen Meffert graduated from Carver College of Medicine
Dr. Meffert graduated from Carver College of Medicine in 1991. Dr. Meffert is a member of AAO.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Dr. Stephen Meffert accepts plans from 15 insurance carriers
Dr. Meffert is in network with 15 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Excellus BlueCross BlueShield
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Meffert accepts, by number of carriers
- PPO10
- Medicare8
- HMO7
- EPO5
- POS5
Source: Dmand AI Insurance Network Data
Sources for Dr. Stephen Meffert'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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)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) |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. Stephen Meffert
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. Stephen Meffert's NPI number?
Dr. Stephen Meffert's NPI number is 1609879105. It was assigned on May 27, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Meffert?
Dr. Stephen Meffert is an ophthalmologist in Santa Rosa, California. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Stephen Meffert practice?
Dr. Meffert practices at 34 Mark West Springs Road, Suite 100, Santa Rosa, CA 95403. Dr. Meffert's primary practice is Santa Rosa Surgery and Endoscopy Center in Santa Rosa, California.
What is Dr. Stephen Meffert's office phone number?
The practice phone on file for Dr. Meffert is (707) 541-3500.
What is Dr. Stephen Meffert's medical license number?
Dr. Meffert's California license number on file is A51000, one of the licenses on file in 2 states.
Which states has Dr. Stephen Meffert been licensed in?
Dmand AI has state licenses on file for Dr. Meffert in California (1992 to 2025) and Louisiana (1996 to 1998).
Does Dr. Stephen Meffert accept Medicare?
Yes. CMS data shows Dr. Meffert billed Medicare for 52,053 services in 2024, and Dr. Meffert accepts Medicare assignment.
What is Dr. Stephen Meffert's MIPS score?
Dr. Meffert's MIPS final score for performance year 2024 is 96 out of 100, reported individually.
How many Medicare patients does Dr. Stephen Meffert see?
CMS counts 863 Medicare patients who saw Dr. Meffert in 2024, with an average age of 77.
Is Dr. Stephen Meffert board certified?
Yes. Dr. Meffert is board certified in ophthalmology by the American Board of Ophthalmology.
Show 8 more questionsShow fewer questions
What services does Dr. Stephen Meffert bill to Medicare?
In 2024, Dr. Meffert's most billed Medicare services were injected or infused drug (J2777), eye exam or test (92134) and injected or infused drug (J0178).
Where did Dr. Stephen Meffert go to medical school?
Dr. Meffert graduated from Carver College of Medicine in 1991.
What drugs does Dr. Stephen Meffert prescribe most?
In 2024 Medicare Part D data, Dr. Meffert's most prescribed drugs by claims were Prednisolone Acetate, Atropine Sulfate and Ketorolac Tromethamine.
Has Dr. Stephen Meffert received payments from drug or device companies?
CMS Open Payments shows $569 in general payments to Dr. Meffert from 6 companies from 2017 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Dr. Stephen Meffert been practicing?
Dr. Meffert graduated from medical school in 1991, 35 years ago.
Does Dr. Stephen Meffert do research?
Dmand AI links 2 publications to Dr. Meffert.
Who does Dr. Stephen Meffert publish with?
Dr. Meffert's most frequent co-authors are Mandi D. Conway, MD (1 shared paper), Gary J. Ganiban, MD (1 shared paper) and Hussein Wafapoor, MD (1 shared paper).
What insurance does Dr. Stephen Meffert accept?
Dr. Meffert is in network with 15 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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