Dr. Catherine L. Washburn, MD
- Medicare services, 2024
- 362
- Medicare patients, 2024
- 125
- Part D claims, 2024
- 78
- MIPS score, 2024
- 83
- Hospital affiliations
- 1
- Practice address
- 4940 Eastern Avenue, Baltimore, MD 21224
- Practice phone
- Call (410) 550-0123
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Washburn's professional email, personal email and mobile number
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Dr. Catherine L. Washburn is an internist in Baltimore, Maryland
Dr. Washburn practices at Johns Hopkins Bayview Medical Center in Baltimore, Maryland, part of Johns Hopkins Health System.
Dr. Washburn's NPI, 1811910409, was assigned on July 25, 2006. Dr. Washburn graduated from University of Rochester School of Medicine and Dentistry in 1990. Dr. Washburn holds Maryland license D41982.
- NPI
- 1811910409NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709881824
- NPI enumeration date
- July 25, 2006
- NPI status
- Active
- Practice phone
- (410) 550-0123
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Catherine L. Washburn practices at Johns Hopkins Bayview Medical Center in Baltimore, Maryland
Dr. Washburn's primary practice is Johns Hopkins Bayview Medical Center, at 4940 Eastern Avenue, Baltimore, MD 21224 in Baltimore City. The practice phone is (410) 550-0123.
- Johns Hopkins Bayview Medical Center4940 Eastern Avenue, Baltimore, MD 21224 · Baltimore CityPhone(410) 550-0123
Source: Dmand AI Affiliation Data
Dr. Catherine L. Washburn is affiliated with 1 site of care and 2 medical groups
Dr. Washburn's primary practice is Johns Hopkins Bayview Medical Center in Baltimore, Maryland, part of Johns Hopkins Health System. The medical group on file is Johns Hopkins University. Dmand AI also links Dr. Washburn to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Catherine L. Washburn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Washburn practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Johns Hopkins Bayview Medical Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Catherine L. Washburn is one of 3,320 internists in Maryland
Internal medicine is Dr. Washburn's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Washburn is licensed in Maryland.
Specialties and state licenses
- Internal medicine, MarylandPrimary
Internists near Dr. Washburn
Counts of internists 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. Catherine L. Washburn billed Medicare for 362 services in 2024
CMS data shows 362 Medicare services from Dr. Washburn across 5 procedure codes in 2024, for 125 Medicare patients. Medicare paid $33,814 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Washburn's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2942024: 36223%
Dr. Washburn compared with the Maryland median for internists, 2024
- Dr. Washburn
- Maryland median
- Medicare services
- 362vs 65645% below
- Medicare patients
- 125vs 25150% below
- Part D claims
- 12vs 30996% below
Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.
Dr. Washburn'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. Washburn and other internists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Catherine L. Washburn treated 125 Medicare patients in 2024, average age 71
CMS counts 125 Medicare patients who saw Dr. Washburn in 2024. The largest group is 65 to 74, with 43 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 42% are also on Medicaid. Their average risk score is 3.91, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Washburn's median patient age at 74, with 37% women.
Dr. Washburn's Medicare patients by age, 2024
Dr. Washburn's Medicare patients by sex, 2024
- Women6854%
- Men5746%
Chronic conditions among Dr. Washburn's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis65%
- Heart failure63%
- Mood disorders61%
- Diabetes58%
- Chronic kidney disease54%
- Ischemic heart disease54%
Share of Medicare patients with each condition. A patient can have several.
Dr. Washburn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women37%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Catherine L. Washburn wrote 78 Medicare Part D claims in 2024
In 2024, Dr. Washburn wrote 78 Medicare Part D claims for 17 patients. 86% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $65 in total drug cost.
Dr. Washburn's Part D claims by kind of drug, 2024
- Generic67 claims86%
- Brand-name11 claims14%
Dr. Washburn's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
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. Catherine L. Washburn scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Washburn for performance year 2024, reported as part of a group.
Dr. Washburn's MIPS scores, performance year 2024
- 83of 100Final score
- 73.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Catherine L. Washburn graduated from University of Rochester School of Medicine and Dentistry
Dr. Washburn graduated from University of Rochester School of Medicine and Dentistry in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Catherine L. Washburn'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 | Clinician Public Reporting: Overall MIPS Performance (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. Catherine L. Washburn
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. Catherine L. Washburn's NPI number?
Dr. Catherine L. Washburn's NPI number is 1811910409. It was assigned on July 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Catherine L. Washburn?
Dr. Catherine L. Washburn is an internist in Baltimore, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Catherine L. Washburn practice?
Dr. Washburn practices at 4940 Eastern Avenue, Baltimore, MD 21224. Dr. Washburn's primary practice is Johns Hopkins Bayview Medical Center in Baltimore, Maryland, part of Johns Hopkins Health System. Dmand AI also links Dr. Washburn to 1 medical group.
What is Dr. Catherine L. Washburn's office phone number?
The practice phone on file for Dr. Washburn is (410) 550-0123.
What is Dr. Catherine L. Washburn's medical license number?
Dr. Washburn holds Maryland license D41982.
Which hospitals is Dr. Catherine L. Washburn affiliated with?
Dr. Washburn practices at Johns Hopkins Bayview Medical Center in Baltimore, Maryland.
What medical group is Dr. Catherine L. Washburn part of?
Dr. Washburn is linked to Johns Hopkins University. Dmand AI links Dr. Washburn to 1 more medical group.
Does Dr. Catherine L. Washburn accept Medicare?
Yes. CMS data shows Dr. Washburn billed Medicare for 362 services in 2024.
What is Dr. Catherine L. Washburn's MIPS score?
Dr. Washburn's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.
How many Medicare patients does Dr. Catherine L. Washburn see?
CMS counts 125 Medicare patients who saw Dr. Washburn in 2024, with an average age of 71.
Show 4 more questionsShow fewer questions
What services does Dr. Catherine L. Washburn bill to Medicare?
In 2024, Dr. Washburn's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99223).
Where did Dr. Catherine L. Washburn go to medical school?
Dr. Washburn graduated from University of Rochester School of Medicine and Dentistry in 1990.
What drugs does Dr. Catherine L. Washburn prescribe most?
In 2021 Medicare Part D data, Dr. Washburn's most prescribed drugs by claims were Metoprolol Tartrate.
How long has Dr. Catherine L. Washburn been practicing?
Dr. Washburn graduated from medical school in 1990, 36 years ago.
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