Bryan R. Kestenbaum

  • Seattle, WA
  • Nephrologist
NPI1790860500PAC ID0244356483
Medicare services, 2024
124
Medicare patients, 2024
51
Part D claims, 2016
36
Publications
240
Clinical trials
2
Practice address
325 9th Avenue, Seattle, WA 98104
Practice phone
Call (206) 744-9535
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Harborview Medical Center

Hospital · Seattle, Washington

See all 4 affiliations

Find Bryan Kestenbaum'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.

View contacts for free

Bryan R. Kestenbaum is a nephrologist in Seattle, Washington

Bryan Kestenbaum practices at Harborview Medical Center in Seattle, Washington, part of University of Washington.

Bryan Kestenbaum's NPI, 1790860500, was assigned on October 27, 2006. Bryan Kestenbaum graduated from University of Massachusetts Medical School in 1995. Bryan Kestenbaum holds Washington license MD00037299.

NPI and contact details
Medicare PAC ID
0244356483
NPI enumeration date
October 27, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(206) 744-9535
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
57
Medical school graduation
1995

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Bryan R. Kestenbaum practices at Harborview Medical Center in Seattle, Washington

Bryan Kestenbaum's primary practice is Harborview Medical Center, at 325 9th Avenue, Seattle, WA 98104 in King County. The practice phone is (206) 744-9535.

Source: Dmand AI Affiliation Data

Bryan R. Kestenbaum is affiliated with 3 sites of care and 1 medical group

Bryan Kestenbaum's primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. The medical group on file is UW Physicians. Dmand AI also links Bryan Kestenbaum to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 4 affiliations for Bryan Kestenbaum

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Bryan R. Kestenbaum's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Bryan Kestenbaum practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Harborview Medical CenterAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Bryan Kestenbaum practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across University of Washington and 6.2K+ hospitals, with verified contacts in the same login.

Bryan R. Kestenbaum is one of 225 nephrologists in Washington

Nephrology is Bryan Kestenbaum's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Bryan Kestenbaum is licensed in Washington.

Specialties and state licenses

  • Nephrology, WashingtonPrimaryLicense MD00037299 · taxonomy 207RN0300X

Nephrologists near Bryan Kestenbaum

Counts of nephrologists 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

Bryan R. Kestenbaum billed Medicare for 124 services in 2024

CMS data shows 124 Medicare services from Bryan Kestenbaum across 3 procedure codes in 2024, for 51 Medicare patients. Medicare paid $12,382 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024124
Medicare patients51
Paid by Medicare$12,382
Procedure codes3

Bryan Kestenbaum's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 442024: 124182%

Bryan Kestenbaum compared with the Washington median for nephrologists, 2024

  • Bryan Kestenbaum
  • Washington median
Medicare services
124vs 70382% below
Medicare patients
51vs 21076% below
Part D claims
36vs 67695% below

Medians across 217 nephrologists in Washington with Dmand AI profiles that report each measure.

Bryan Kestenbaum'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.

See all procedures by Bryan Kestenbaum

Need commercial claims for Bryan Kestenbaum?

Medicare shows one payer. Book a meeting to get commercial claims data for Bryan Kestenbaum and other nephrologists in Washington.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Bryan R. Kestenbaum treated 51 Medicare patients in 2024, average age 69

CMS counts 51 Medicare patients who saw Bryan Kestenbaum in 2024. The largest group is 65 to 74, with 27 patients. 75% of them have chronic kidney disease, and 75% have diabetes. 59% are also on Medicaid. Their average risk score is 6.21, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Bryan Kestenbaum's median patient age at 63, with 46% women.

Medicare patients, 202451
Average age69
Average risk score6.21
Also on Medicaid59%

Bryan Kestenbaum's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Bryan Kestenbaum's Medicare patients by sex, 2024

  • Women2039%
  • Men3161%

Chronic conditions among Bryan Kestenbaum's Medicare patients, 2024

  1. Chronic kidney disease75%
  2. Diabetes75%
  3. High blood pressure75%
  4. High cholesterol71%
  5. Heart failure65%
  6. Mood disorders51%
  7. Depression49%
  8. Arthritis47%

Share of Medicare patients with each condition. A patient can have several.

Bryan Kestenbaum's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 63

Patient panel by sex, all payers

  • Women46%
  • Men50%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Bryan R. Kestenbaum wrote 36 Medicare Part D claims in 2016

In 2016, Bryan Kestenbaum wrote 36 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $345 in total drug cost.

Part D claims, 201636
Drugs named by CMS2
Total drug cost$345

Bryan Kestenbaum's most prescribed drugs by claims, 2016

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

See all prescribing by Bryan Kestenbaum

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

Bryan R. Kestenbaum scored 94 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Bryan Kestenbaum for performance year 2024, reported through an alternative payment model (APM). Bryan Kestenbaum accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Bryan Kestenbaum's MIPS scores, performance year 2024

  • 94of 100Final score
  • 74.6of 100Quality
  • 100of 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

For MedTech and pharma teams

Find nephrologists like Bryan Kestenbaum by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Bryan R. Kestenbaum has 240 publications on record

Dmand AI links 240 papers to Bryan Kestenbaum, published from 2004 to 2025. 2017 was the busiest year, with 22. The most frequent topics are Renal Insufficiency, Chronic, Vitamin D and Glomerular Filtration Rate. Bryan Kestenbaum has published most often in Clin J Am Soc Nephrol. Bryan Kestenbaum's most frequent co-authors are David S. Siscovick, Jonathan Himmelfarb, MD and Joachim Hanno Ix, MD.

Papers240
Years published2004 to 2025

Bryan Kestenbaum's papers by year, 2016 to 2025

Topics Bryan Kestenbaum writes about most

  • Renal Insufficiency, Chronic
  • Vitamin D
  • Glomerular Filtration Rate
  • Kidney
  • Cardiovascular Diseases
  • Fibroblast Growth Factors
  • Parathyroid Hormone
  • Fibroblast Growth Factor-23

Bryan Kestenbaum's most frequent co-authors

Recent publications by Bryan Kestenbaum

See all 240 publications and co-authors

See who Bryan Kestenbaum researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Bryan Kestenbaum works with, so you can find a warm path to the right nephrologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Bryan R. Kestenbaum has worked on 2 clinical trials

Dmand AI links Bryan Kestenbaum to 2 clinical trials, 2 of them phase 2 studies. 1 is still active or recruiting. Conditions studied include Diabetic Nephropathies, Sarcopenia and Diabetes Complications.

Conditions in Bryan Kestenbaum's trials

  • Diabetic Nephropathies
  • Sarcopenia
  • Diabetes Complications
  • Muscular Atrophy

Recent clinical trials with Bryan Kestenbaum

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Bryan R. Kestenbaum received $7,060 in industry payments from 2016 to 2025

CMS Open Payments shows 8 general payments to Bryan Kestenbaum from 2 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 81% of the total. Fresenius USA Marketing, Inc. paid the most, $3,746.

General payments to Bryan Kestenbaum by program year, 2016 to 2025

General payments to Bryan Kestenbaum by kind, 2016 to 2025

$7.1Kin total
  • Consulting fees$5,69781%
  • Travel and lodging$80211%
  • Food and beverage$5418%
  • Education$210%

Companies that paid Bryan Kestenbaum the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Bryan Kestenbaum

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Bryan R. Kestenbaum graduated from University of Massachusetts Medical School

Bryan Kestenbaum graduated from University of Massachusetts Medical School in 1995.

  1. Medical schoolUniversity of Massachusetts Medical School

Source: Dmand AI Professional Profile Data

Sources for Bryan R. Kestenbaum's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors 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-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Bryan R. Kestenbaum

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Bryan R. Kestenbaum's NPI number?

Bryan R. Kestenbaum's NPI number is 1790860500. It was assigned on October 27, 2006, and it is active in the NPI Registry.

What does Bryan R. Kestenbaum specialize in?

Bryan R. Kestenbaum is a nephrologist in Seattle, Washington. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).

Where does Bryan R. Kestenbaum practice?

Bryan Kestenbaum practices at 325 9th Avenue, Seattle, WA 98104. Bryan Kestenbaum's primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. Dmand AI also links Bryan Kestenbaum to 1 hospital and 1 group practice or clinic.

What is Bryan R. Kestenbaum's office phone number?

The practice phone on file for Bryan Kestenbaum is (206) 744-9535.

What is Bryan R. Kestenbaum's medical license number?

Bryan Kestenbaum holds Washington license MD00037299.

Which hospitals is Bryan R. Kestenbaum affiliated with?

Bryan Kestenbaum practices at Harborview Medical Center in Seattle, Washington. Dmand AI links Bryan Kestenbaum to 1 more hospital.

What medical group is Bryan R. Kestenbaum part of?

Bryan Kestenbaum is linked to UW Physicians.

Does Bryan R. Kestenbaum accept Medicare?

Yes. CMS data shows Bryan Kestenbaum billed Medicare for 124 services in 2024, and Bryan Kestenbaum accepts Medicare assignment.

What is Bryan R. Kestenbaum's MIPS score?

Bryan Kestenbaum's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Bryan R. Kestenbaum see?

CMS counts 51 Medicare patients who saw Bryan Kestenbaum in 2024, with an average age of 69.

Show 7 more questionsShow fewer questions

What services does Bryan R. Kestenbaum bill to Medicare?

In 2024, Bryan Kestenbaum's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99223).

Where did Bryan R. Kestenbaum go to medical school?

Bryan Kestenbaum graduated from University of Massachusetts Medical School in 1995.

What drugs does Bryan R. Kestenbaum prescribe most?

In 2016 Medicare Part D data, Bryan Kestenbaum's most prescribed drugs by claims were Amlodipine Besylate and Torsemide.

Has Bryan R. Kestenbaum received payments from drug or device companies?

CMS Open Payments shows $7,060 in general payments to Bryan Kestenbaum from 2 companies from 2016 to 2025. The largest total came from Fresenius USA Marketing, Inc.

How long has Bryan R. Kestenbaum been practicing?

Bryan Kestenbaum graduated from medical school in 1995, 31 years ago.

Does Bryan R. Kestenbaum do research?

Dmand AI links 240 publications to Bryan Kestenbaum, published from 2004 to 2025. Bryan Kestenbaum has worked on 2 clinical trials.

Who does Bryan R. Kestenbaum publish with?

Bryan Kestenbaum's most frequent co-authors are David S. Siscovick (57 shared papers), Jonathan Himmelfarb, MD (47 shared papers) and Joachim Hanno Ix, MD (44 shared papers).

Selling to nephrology practices?

See nephrologists in Washington by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)