Katherine Anne Cristiano, ARNP
- Part D claims, 2024
- 655
- Hospital affiliations
- 1
- Industry payments
- $4,202
- Medical groups
- 2
- State license
- 1
- Practice address
- 100 W. California Blvd, Pasadena, CA 91105
- Practice phone
- Call (626) 397-2618
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Huntington Hospital - Unit
Acute Care Hospital-Unit · Pasadena, California
Find Katherine Cristiano's professional email, personal email and mobile number
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Katherine Anne Cristiano is a rheumatologist in Pasadena, California
Katherine Cristiano practices at Huntington Hospital - Unit in Pasadena, California.
Katherine Cristiano's NPI, 1497472500, was assigned on October 20, 2022. Katherine Cristiano holds Washington license AP61351352.
- NPI
- 1497472500NPI Registry (opens in a new tab)
- NPI enumeration date
- October 20, 2022
- NPI status
- Active
- Practice phone
- (626) 397-2618
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Katherine Anne Cristiano practices at Huntington Hospital - Unit in Pasadena, California
Katherine Cristiano's primary practice is Huntington Hospital - Unit, at 100 W. California Blvd, Pasadena, CA 91105 in Los Angeles County. The practice phone is (626) 397-2618.
- Huntington Hospital - Unit100 W. California Blvd, Pasadena, CA 91105 · Los Angeles CountyPhone(626) 397-2618
Source: Dmand AI Affiliation Data
Katherine Anne Cristiano is affiliated with 2 sites of care and 2 medical groups
Katherine Cristiano's primary practice is Huntington Hospital - Unit in Pasadena, California. The medical group on file is Foothill Cardiology Medical Group. Dmand AI also links Katherine Cristiano to 1 more group practice or clinic and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Katherine Anne Cristiano's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Katherine Cristiano practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Huntington Hospital - Unit | 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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Katherine Anne Cristiano is one of 821 rheumatologists in California
Rheumatology is Katherine Cristiano's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Katherine Cristiano is licensed in Washington.
Specialties and state licenses
- Rheumatology, WashingtonPrimary
Rheumatologists near Katherine Cristiano
Counts of rheumatologists 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
Katherine Anne Cristiano's patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Katherine Cristiano's median patient age at 73, with 40% women.
Katherine Cristiano's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women40%
- Men60%
Source: Dmand AI Patient Panel Data
Katherine Anne Cristiano wrote 655 Medicare Part D claims in 2024
In 2024, Katherine Cristiano wrote 655 Medicare Part D claims for 124 patients. 99% of them were for generic drugs. CMS names the drug for 610 of them, across 15 drugs with 11 or more claims each, at $7,069 in total drug cost. In 2023, CMS named 541 claims across 12 drugs.
Katherine Cristiano's Part D claims by kind of drug, 2024
- Generic650 claims99%
- Brand-name and other5 claims1%
Katherine Cristiano'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 Katherine Cristiano's Part D claims, 2024
- Opioids12%81 of 655 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: 5412024: 61013%
Drugs named by CMS: 15 in 2024, 12 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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Katherine Anne Cristiano received $4,202 in industry payments from 2022 to 2025
CMS Open Payments shows 171 general payments to Katherine Cristiano from 29 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 98% of the total. Abbvie Inc. paid the most, $1,071.
General payments to Katherine Cristiano by program year, 2022 to 2025
General payments to Katherine Cristiano by kind, 2022 to 2025
- Food and beverage$4,12898%
- Education$742%
Companies that paid Katherine Cristiano the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Katherine Anne Cristiano'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 Data |
| 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) |
| 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 Katherine Anne Cristiano
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What is Katherine Anne Cristiano's NPI number?
Katherine Anne Cristiano's NPI number is 1497472500. It was assigned on October 20, 2022, and it is active in the NPI Registry.
What does Katherine Anne Cristiano specialize in?
Katherine Anne Cristiano is a rheumatologist in Pasadena, California. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Katherine Anne Cristiano practice?
Katherine Cristiano practices at 100 W. California Blvd, Pasadena, CA 91105. Katherine Cristiano's primary practice is Huntington Hospital - Unit in Pasadena, California. Dmand AI also links Katherine Cristiano to 1 group practice or clinic and 1 medical group.
What is Katherine Anne Cristiano's office phone number?
The practice phone on file for Katherine Cristiano is (626) 397-2618.
What is Katherine Anne Cristiano's medical license number?
Katherine Cristiano holds Washington license AP61351352.
What medical group is Katherine Anne Cristiano part of?
Katherine Cristiano is linked to Foothill Cardiology Medical Group. Dmand AI links Katherine Cristiano to 1 more medical group.
What drugs does Katherine Anne Cristiano prescribe most?
In 2024 Medicare Part D data, Katherine Cristiano's most prescribed drugs by claims were Prednisone, Tramadol HCl and Methotrexate.
Has Katherine Anne Cristiano received payments from drug or device companies?
CMS Open Payments shows $4,202 in general payments to Katherine Cristiano from 29 companies from 2022 to 2025. The largest total came from Abbvie Inc.
How long has Katherine Anne Cristiano been practicing?
Katherine Cristiano's NPI was assigned in 2022.
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