Dr. Katharine K. Ruhl, MD
- Medicare services, 2019
- 849
- Part D claims, 2024
- 1,046
- Industry payments
- $3,662
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 500 Davis St, Evanston, IL 60201
- Practice phone
- Call (312) 640-7740
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Meridian Psychiatric Partners
Evanston, Illinois
Find Dr. Ruhl'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. Katharine K. Ruhl is a psychiatrist in Evanston, Illinois
Dr. Ruhl practices at Meridian Psychiatric Partners in Evanston, Illinois.
Dr. Ruhl's NPI, 1881885572, was assigned on August 7, 2007. Dr. Ruhl graduated from Rush Medical College of Rush University in 2002.
- NPI
- 1881885572NPI Registry (opens in a new tab)
- NPI enumeration date
- August 7, 2007
- NPI status
- Active
- Practice phone
- (312) 640-7740
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Katharine K. Ruhl practices at Meridian Psychiatric Partners in Evanston, Illinois
Dr. Ruhl's primary practice is Meridian Psychiatric Partners, at 500 Davis St, Evanston, IL 60201 in Cook County. The practice phone is (312) 640-7740.
- Meridian Psychiatric Partners500 Davis St, Evanston, IL 60201 · Cook CountyPhone(312) 640-7740
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Katharine K. Ruhl is affiliated with 2 sites of care and 1 medical group
Dr. Ruhl's primary practice is Meridian Psychiatric Partners in Evanston, Illinois. Dmand AI also links Dr. Ruhl 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. Katharine K. Ruhl's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ruhl practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Meridian Psychiatric Partners | 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. Katharine K. Ruhl is one of 1,527 psychiatrists in Illinois
Psychiatry is Dr. Ruhl's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Ruhl has a license on file in Illinois.
Specialties and state licenses
- Psychiatry, Illinois
Psychiatrists near Dr. Ruhl
Counts of psychiatrists 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. Katharine K. Ruhl billed Medicare for 849 services in 2019
CMS data shows 849 Medicare services from Dr. Ruhl across 6 procedure codes in 2019. Medicare paid $41,935 for them.
Dr. Ruhl's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 1,0752019: 53051%
- Tests and treatments
- 2018: 4662019: 31932%
Where Dr. Ruhl's Medicare services took place, 2019
- In an office80595%
- In a facility445%
Dr. Ruhl compared with the Illinois median for psychiatrists, 2019
- Dr. Ruhl
- Illinois median
- Medicare services
- 849vs 2034.2 times
- Part D claims
- 998vs 1745.7 times
Medians across 1,588 psychiatrists in Illinois with Dmand AI profiles that report each measure.
Dr. Ruhl's most billed Medicare procedure codes, 2019
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. Ruhl and other psychiatrists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Katharine K. Ruhl's patients have a median age of 50
Across all payers, Dmand AI patient panel data puts Dr. Ruhl's median patient age at 50, with 73% women.
Dr. Ruhl's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women73%
- Men26%
Source: Dmand AI Patient Panel Data
Dr. Katharine K. Ruhl wrote 1,046 Medicare Part D claims in 2024
In 2024, Dr. Ruhl wrote 1,046 Medicare Part D claims for 89 patients. 98% of them were for generic drugs. CMS names the drug for 998 of them, across 25 drugs with 11 or more claims each, at $22,685 in total drug cost. In 2023, CMS named 745 claims across 22 drugs.
Dr. Ruhl's Part D claims by kind of drug, 2024
- Generic1,028 claims98%
- Brand-name18 claims2%
Dr. Ruhl'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.
Drug classes CMS tracks in Dr. Ruhl's Part D claims, 2024
- Antipsychotics, patients 65 and over9%94 of 1,046 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7452024: 99834%
Drugs named by CMS: 25 in 2024, 22 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
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Dr. Katharine K. Ruhl received $3,662 in industry payments from 2016 to 2025
CMS Open Payments shows 153 general payments to Dr. Ruhl from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. ITI, Inc. paid the most, $860.
General payments to Dr. Ruhl by program year, 2016 to 2025
General payments to Dr. Ruhl by kind, 2016 to 2025
- Food and beverage$3,658100%
- Education$50%
Companies that paid Dr. Ruhl 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. Katharine K. Ruhl graduated from Rush Medical College of Rush University
Dr. Ruhl graduated from Rush Medical College of Rush University in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Katharine K. Ruhl'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)Medicare Part D Prescribers - by Provider (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. Katharine K. Ruhl
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. Katharine K. Ruhl's NPI number?
Dr. Katharine K. Ruhl's NPI number is 1881885572. It was assigned on August 7, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Katharine K. Ruhl?
Dr. Katharine K. Ruhl is a psychiatrist in Evanston, Illinois. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Katharine K. Ruhl practice?
Dr. Ruhl practices at 500 Davis St, Evanston, IL 60201. Dr. Ruhl's primary practice is Meridian Psychiatric Partners in Evanston, Illinois. Dmand AI also links Dr. Ruhl to 1 group practice or clinic and 1 medical group.
What is Dr. Katharine K. Ruhl's office phone number?
The practice phone on file for Dr. Ruhl is (312) 640-7740.
Does Dr. Katharine K. Ruhl accept Medicare?
Yes. CMS data shows Dr. Ruhl billed Medicare for 849 services in 2019.
What services does Dr. Katharine K. Ruhl bill to Medicare?
In 2019, Dr. Ruhl's most billed Medicare services were office visit, established patient (99213), psychiatric service (90833) and office visit, established patient (99214).
Where did Dr. Katharine K. Ruhl go to medical school?
Dr. Ruhl graduated from Rush Medical College of Rush University in 2002.
What drugs does Dr. Katharine K. Ruhl prescribe most?
In 2024 Medicare Part D data, Dr. Ruhl's most prescribed drugs by claims were Buspirone HCl, Lamotrigine and Sertraline HCl.
Has Dr. Katharine K. Ruhl received payments from drug or device companies?
CMS Open Payments shows $3,662 in general payments to Dr. Ruhl from 22 companies from 2016 to 2025. The largest total came from ITI, Inc.
How long has Dr. Katharine K. Ruhl been practicing?
Dr. Ruhl graduated from medical school in 2002, 24 years ago.
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