Dr. Adam K. Horeish, MD

  • Chula Vista, CA
  • Nephrologist
NPI1760461206PAC ID2668454018
Medicare services, 2024
1,491
Medicare patients, 2024
343
Part D claims, 2024
2,424
Clinical trials
1
Hospital affiliations
3
Practice address
630 Bay Blvd Ste 101, Chula Vista, CA 91910
Practice phone
Call (619) 420-6725
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Fresenius Kidney Care Marina Bay

Dialysis Center - Independent · Chula Vista, California

See all 10 affiliations

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Dr. Adam K. Horeish is a nephrologist in Chula Vista, California

Dr. Horeish practices at Fresenius Kidney Care Marina Bay in Chula Vista, California.

Dr. Horeish's NPI, 1760461206, was assigned on January 12, 2006. Dr. Horeish graduated from Ross University School of Medicine in 1998. Dr. Horeish holds California license 56089.

NPI and contact details
Medicare PAC ID
2668454018
NPI enumeration date
January 12, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(619) 420-6725
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
53
Medical school graduation
1998

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

Dr. Adam K. Horeish practices at Fresenius Kidney Care Marina Bay in Chula Vista, California

Dr. Horeish's primary practice is Fresenius Kidney Care Marina Bay, at 630 Bay Blvd Ste 101, Chula Vista, CA 91910 in San Diego County. The practice phone is (619) 420-6725.

  • Fresenius Kidney Care Marina Bay
    630 Bay Blvd Ste 101, Chula Vista, CA 91910 · San Diego CountyPhone(619) 420-6725

Source: Dmand AI Affiliation Data

Dr. Adam K. Horeish is affiliated with 7 sites of care and 3 medical groups

Dr. Horeish's primary practice is Fresenius Kidney Care Marina Bay in Chula Vista, California. Dr. Horeish is also affiliated with Sharp Chula Vista Medical Center. The medical group on file is Emergency and Acute Care Medical Corporation. Dmand AI also links Dr. Horeish to 2 more hospitals, 3 group practices and clinics and 2 medical groups, each named with a free account.

See all 10 affiliations for Dr. Horeish

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

Dmand AI tracks the EHR system at Dr. Adam K. Horeish's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Horeish practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Fresenius Kidney Care Marina BayAvailable with a free account
+6 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Adam K. Horeish is one of 1,401 nephrologists in California

Nephrology is Dr. Horeish's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Horeish is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Horeish's licenses on file in 5 states: California, Arizona, Texas, Vermont and Ohio.

Specialties and state licenses

  • Nephrology, CaliforniaPrimaryLicense 56089 · 2013 to 2027 · taxonomy 207RN0300X
  • Arizona license2002 to 2018
  • Texas license2012 to 2017
  • Vermont license2013 to 2015
  • Ohio license2000 to 2008

Clinical focus

Dmand AI lists chronic kidney disease among the conditions Dr. Horeish treats.

Nephrologists near Dr. Horeish

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

Dr. Adam K. Horeish billed Medicare for 1,491 services in 2024

CMS data shows 1,491 Medicare services from Dr. Horeish across 10 procedure codes in 2024, for 343 Medicare patients. Medicare paid $178,383 for them.

Medicare services, 20241,491
Medicare patients343
Paid by Medicare$178,383
Procedure codes10

Dr. Horeish's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 9122024: 8764%
Tests and treatments
2023: 4332024: 38012%
Other services
2023: 02024: 235

Where Dr. Horeish's Medicare services took place, 2024

  • In an office85958%
  • In a facility63242%

Dr. Horeish compared with the California median for nephrologists, 2024

  • Dr. Horeish
  • California median
Medicare services
1,491vs 1,08438% above
Medicare patients
343vs 30712% above
Part D claims
2,148vs 9552.2 times

Medians across 1,355 nephrologists in California with Dmand AI profiles that report each measure.

Dr. Horeish'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 Dr. Horeish

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Horeish and other nephrologists in California.

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

Dr. Adam K. Horeish treated 343 Medicare patients in 2024, average age 73

CMS counts 343 Medicare patients who saw Dr. Horeish in 2024. The largest group is 65 to 74, with 132 patients. 75% of them have chronic kidney disease, and 75% have diabetes. 71% are also on Medicaid. Their average risk score is 5.30, 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. Horeish's median patient age at 71, with 46% women.

Medicare patients, 2024343
Average age73
Average risk score5.30
Also on Medicaid71%

Dr. Horeish's Medicare patients by age, 2024

Dr. Horeish's Medicare patients by sex, 2024

  • Women15044%
  • Men19356%

Chronic conditions among Dr. Horeish's Medicare patients, 2024

  1. Chronic kidney disease75%
  2. Diabetes75%
  3. High blood pressure75%
  4. High cholesterol75%
  5. Heart failure57%
  6. Ischemic heart disease48%
  7. Arthritis37%
  8. Mood disorders36%

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

Dr. Horeish's patients across all payers

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

Patient panel by age, all payers

Median age 71

Patient panel by sex, all payers

  • Women46%
  • Men54%

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

Dr. Adam K. Horeish wrote 2,424 Medicare Part D claims in 2024

In 2024, Dr. Horeish wrote 2,424 Medicare Part D claims for 346 patients. 77% of them were for generic drugs. CMS names the drug for 2,148 of them, across 50 drugs with 11 or more claims each, at $641,598 in total drug cost. In 2023, CMS named 1,860 claims across 49 drugs.

Part D claims, 20242,424
Drugs named by CMS50
Total drug cost$641,598
Part D patients346

Dr. Horeish's Part D claims by kind of drug, 2024

  • Generic1,867 claims77%
  • Brand-name536 claims22%
  • Other21 claims1%

Dr. Horeish'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. Horeish's Part D claims, 2024

  • Antibiotics1%17 of 2,424 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: 1,8602024: 2,14815%

Drugs named by CMS: 50 in 2024, 49 in 2023.

See all prescribing by Dr. Horeish

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. Adam K. Horeish offers telehealth to Medicare patients

Dr. Horeish accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Horeish as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

For MedTech and pharma teams

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Dr. Adam K. Horeish has worked on 1 clinical trial

Dmand AI links Dr. Horeish to 1 clinical trial. Conditions studied include Diabetes Mellitus, Type 2 and Diabetes Mellitus.

Conditions in Dr. Horeish's trials

  • Diabetes Mellitus, Type 2
  • Diabetes Mellitus

Investigators on the most trials with Dr. Horeish

Recent clinical trials with Dr. Horeish

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

Dr. Adam K. Horeish received $6,186 in industry payments from 2016 to 2025

CMS Open Payments shows 184 general payments to Dr. Horeish from 32 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $833.

General payments to Dr. Horeish by program year, 2016 to 2025

General payments to Dr. Horeish by kind, 2016 to 2025

$6.2Kin total
  • Food and beverage$6,05398%
  • Education$1332%

Companies that paid Dr. Horeish the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Horeish

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

Dr. Adam K. Horeish graduated from Ross University School of Medicine

Dr. Horeish graduated from Ross University School of Medicine in 1998.

  1. Medical schoolRoss University School of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in nephrologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Adam K. Horeish accepts plans from 11 insurance carriers

Dr. Horeish is in network with 11 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

Plan types Dr. Horeish accepts, by number of carriers

  1. Medicare9
  2. PPO8
  3. HMO5
  4. POS3
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Adam K. Horeish'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)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Clinical trials and co-investigatorsClinicalTrials.gov (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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 Dr. Adam K. Horeish

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. Adam K. Horeish's NPI number?

Dr. Adam K. Horeish's NPI number is 1760461206. It was assigned on January 12, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Adam K. Horeish?

Dr. Adam K. Horeish is a nephrologist in Chula Vista, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).

Where does Dr. Adam K. Horeish practice?

Dr. Horeish practices at 630 Bay Blvd Ste 101, Chula Vista, CA 91910. Dr. Horeish's primary practice is Fresenius Kidney Care Marina Bay in Chula Vista, California. Dmand AI also links Dr. Horeish to 2 hospitals, 3 group practices and clinics and 2 medical groups.

What is Dr. Adam K. Horeish's office phone number?

The practice phone on file for Dr. Horeish is (619) 420-6725.

What is Dr. Adam K. Horeish's medical license number?

Dr. Horeish holds California license 56089, one of the licenses on file in 5 states.

Which states has Dr. Adam K. Horeish been licensed in?

Dmand AI has state licenses on file for Dr. Horeish in California (2013 to 2027), Arizona (2002 to 2018), Texas (2012 to 2017), Vermont (2013 to 2015) and Ohio (2000 to 2008).

Which hospitals is Dr. Adam K. Horeish affiliated with?

Dr. Horeish is affiliated with Sharp Chula Vista Medical Center. Dmand AI links Dr. Horeish to 2 more hospitals.

What medical group is Dr. Adam K. Horeish part of?

Dr. Horeish is linked to Emergency and Acute Care Medical Corporation. Dmand AI links Dr. Horeish to 2 more medical groups.

Does Dr. Adam K. Horeish accept Medicare?

Yes. CMS data shows Dr. Horeish billed Medicare for 1,491 services in 2024, and Dr. Horeish accepts Medicare assignment.

Does Dr. Adam K. Horeish offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Horeish as offering telehealth services.

Show 9 more questionsShow fewer questions

How many Medicare patients does Dr. Adam K. Horeish see?

CMS counts 343 Medicare patients who saw Dr. Horeish in 2024, with an average age of 73.

Is Dr. Adam K. Horeish board certified?

Yes. Dr. Horeish is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Adam K. Horeish bill to Medicare?

In 2024, Dr. Horeish's most billed Medicare services were hospital inpatient care (99232), dialysis (90960) and office visit, established patient (99214).

Where did Dr. Adam K. Horeish go to medical school?

Dr. Horeish graduated from Ross University School of Medicine in 1998.

What drugs does Dr. Adam K. Horeish prescribe most?

In 2024 Medicare Part D data, Dr. Horeish's most prescribed drugs by claims were Furosemide, Amlodipine Besylate and Losartan Potassium.

Has Dr. Adam K. Horeish received payments from drug or device companies?

CMS Open Payments shows $6,186 in general payments to Dr. Horeish from 32 companies from 2016 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.

How long has Dr. Adam K. Horeish been practicing?

Dr. Horeish graduated from medical school in 1998, 28 years ago.

Does Dr. Adam K. Horeish do research?

Dr. Horeish has worked on 1 clinical trial.

What insurance does Dr. Adam K. Horeish accept?

Dr. Horeish is in network with 11 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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