Dr. Mary Catherine Fischer, MD
- Medicare services, 2024
- 1,710
- Medicare patients, 2024
- 486
- Part D claims, 2024
- 256
- MIPS score, 2024
- 53
- Industry payments
- $3,151
- Practice address
- 8230 Boone Blvd, Vienna, VA 22182
- Practice phone
- Call (301) 215-7100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Eye Doctors of Washington
Vienna, Virginia
Find Dr. Fischer'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. Mary Catherine Fischer is an ophthalmologist in Vienna, Virginia
Dr. Fischer practices at Eye Doctors of Washington in Vienna, Virginia.
Dr. Fischer's NPI, 1306844113, was assigned on July 14, 2005. Dr. Fischer graduated from George Washington University School of Medicine in 1987. Dr. Fischer holds Maryland license D0065483.
- NPI
- 1306844113NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002983954
- NPI enumeration date
- July 14, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (301) 215-7100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mary Catherine Fischer practices at Eye Doctors of Washington in Vienna, Virginia
Dr. Fischer's primary practice is Eye Doctors of Washington, at 8230 Boone Blvd, Vienna, VA 22182 in Fairfax County. The practice phone is (301) 215-7100.
- Eye Doctors of Washington8230 Boone Blvd, Vienna, VA 22182 · Fairfax CountyPhone(301) 215-7100
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mary Catherine Fischer is affiliated with 2 sites of care and 1 medical group
Dr. Fischer's primary practice is Eye Doctors of Washington in Vienna, Virginia. Dmand AI also links Dr. Fischer 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 Dr. Mary Catherine Fischer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fischer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Eye Doctors of Washington | 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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Dr. Mary Catherine Fischer is one of 504 ophthalmologists in Virginia
Ophthalmology is Dr. Fischer's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dmand AI has Dr. Fischer's licenses on file in 4 states: Maryland, District of Columbia, Texas and Virginia.
Specialties and state licenses
- Ophthalmology, MarylandPrimary
- District of Columbia license
- Texas license
- Virginia license
Ophthalmologists near Dr. Fischer
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. Mary Catherine Fischer billed Medicare for 1,710 services in 2024
CMS data shows 1,710 Medicare services from Dr. Fischer across 15 procedure codes in 2024, for 486 Medicare patients. Medicare paid $95,822 for them. Every service was in an office.
Dr. Fischer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 7742024: 91718%
- Lab and pathology
- 2023: 4212024: 51422%
- Office and hospital visits
- 2023: 1512024: 24361%
- Surgery
- 2023: 242024: 2113%
- Imaging
- 2023: 02024: 15
Dr. Fischer compared with the Virginia median for ophthalmologists, 2024
- Dr. Fischer
- Virginia median
- Medicare services
- 1,710vs 1,92411% below
- Medicare patients
- 486vs 78038% below
- Part D claims
- 184vs 52265% below
Medians across 517 ophthalmologists in Virginia with Dmand AI profiles that report each measure.
Dr. Fischer'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. Fischer and other ophthalmologists in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mary Catherine Fischer treated 486 Medicare patients in 2024, average age 76
CMS counts 486 Medicare patients who saw Dr. Fischer in 2024. The largest group is 75 to 84, with 217 patients. 74% of them have high cholesterol, and 60% have high blood pressure. 3% are also on Medicaid. Their average risk score is 0.84, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Fischer's median patient age at 58, with 62% women.
Dr. Fischer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Fischer's Medicare patients by sex, 2024
- Women33268%
- Men15432%
Chronic conditions among Dr. Fischer's Medicare patients, 2024
- High cholesterol74%
- High blood pressure60%
- Arthritis44%
- Osteoporosis25%
- Ischemic heart disease19%
- Cancer18%
- Diabetes18%
- Anxiety15%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fischer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women62%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mary Catherine Fischer wrote 256 Medicare Part D claims in 2024
In 2024, Dr. Fischer wrote 256 Medicare Part D claims for 117 patients. 48% of them were for generic drugs. CMS names the drug for 184 of them, across 8 drugs with 11 or more claims each, at $64,665 in total drug cost. In 2023, CMS named 69 claims across 2 drugs.
Dr. Fischer's Part D claims by kind of drug, 2024
- Generic124 claims48%
- Brand-name132 claims52%
Dr. Fischer'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: 692024: 184167%
Drugs named by CMS: 8 in 2024, 2 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. Mary Catherine Fischer scored 53 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 53 out of 100 for Dr. Fischer for performance year 2024, reported as part of a group. Dr. Fischer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 11 procedures of cataract surgery by Dr. Fischer, more than 32% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Fischer's MIPS scores, performance year 2024
- 53of 100Final score
- 0of 100Quality
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Fischer ranks in Medicare procedure volume
- Cataract surgery
- 32nd percentile11 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Mary Catherine Fischer received $3,151 in industry payments from 2016 to 2025
CMS Open Payments shows 125 general payments to Dr. Fischer from 27 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Tarsus Pharmaceuticals, Inc. paid the most, $577.
General payments to Dr. Fischer by program year, 2016 to 2025
Companies that paid Dr. Fischer the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mary Catherine Fischer graduated from George Washington University School of Medicine
Dr. Fischer graduated from George Washington University School of Medicine in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mary Catherine Fischer'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 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Mary Catherine Fischer
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. Mary Catherine Fischer's NPI number?
Dr. Mary Catherine Fischer's NPI number is 1306844113. It was assigned on July 14, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary Catherine Fischer?
Dr. Mary Catherine Fischer is an ophthalmologist in Vienna, Virginia. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Mary Catherine Fischer practice?
Dr. Fischer practices at 8230 Boone Blvd, Vienna, VA 22182. Dr. Fischer's primary practice is Eye Doctors of Washington in Vienna, Virginia. Dmand AI also links Dr. Fischer to 1 group practice or clinic and 1 medical group.
What is Dr. Mary Catherine Fischer's office phone number?
The practice phone on file for Dr. Fischer is (301) 215-7100.
What is Dr. Mary Catherine Fischer's medical license number?
Dr. Fischer holds Maryland license D0065483, one of the licenses on file in 4 states.
Which states has Dr. Mary Catherine Fischer been licensed in?
Dmand AI has state licenses on file for Dr. Fischer in Maryland, District of Columbia, Texas and Virginia.
Does Dr. Mary Catherine Fischer accept Medicare?
Yes. CMS data shows Dr. Fischer billed Medicare for 1,710 services in 2024, and Dr. Fischer accepts Medicare assignment.
What is Dr. Mary Catherine Fischer's MIPS score?
Dr. Fischer's MIPS final score for performance year 2024 is 53 out of 100, reported as part of a group.
How many Medicare patients does Dr. Mary Catherine Fischer see?
CMS counts 486 Medicare patients who saw Dr. Fischer in 2024, with an average age of 76.
What services does Dr. Mary Catherine Fischer bill to Medicare?
In 2024, Dr. Fischer's most billed Medicare services were lab and pathology test (83861), eye exam or test (92014) and eye exam or test (92250).
Show 4 more questionsShow fewer questions
Where did Dr. Mary Catherine Fischer go to medical school?
Dr. Fischer graduated from George Washington University School of Medicine in 1987.
What drugs does Dr. Mary Catherine Fischer prescribe most?
In 2024 Medicare Part D data, Dr. Fischer's most prescribed drugs by claims were Latanoprost, Tobramycin-Dexamethasone and Neomycin-Polymyxin-Dexameth.
Has Dr. Mary Catherine Fischer received payments from drug or device companies?
CMS Open Payments shows $3,151 in general payments to Dr. Fischer from 27 companies from 2016 to 2025. The largest total came from Tarsus Pharmaceuticals, Inc.
How long has Dr. Mary Catherine Fischer been practicing?
Dr. Fischer graduated from medical school in 1987, 39 years ago.
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