Dr. Anthony Francis Firek, MD

  • Moreno Valley, CA
  • Endocrinologist
NPI1861462640PAC ID4880874411
Medicare services, 2020
13
Part D claims, 2024
54
Publications
44
Clinical trials
2
Industry payments
$50,354
Practice address
26600 Cactus Avenue, Suite 300, Moreno Valley, CA 92555
Practice phone
Call (951) 988-9500
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

County of Riverside - Main Campus Community Health Center

FQHC - Main Site · Moreno Valley, California

See all 5 affiliations

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Dr. Anthony Francis Firek is an endocrinologist in Moreno Valley, California

Dr. Firek practices at County of Riverside - Main Campus Community Health Center in Moreno Valley, California.

Dr. Firek's NPI, 1861462640, was assigned on January 25, 2006. Dr. Firek graduated from John A. Burns School of Medicine in 1984. Dr. Firek holds California license G559560.

NPI and contact details
Medicare PAC ID
4880874411
NPI enumeration date
January 25, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(951) 988-9500
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
68
Medical school graduation
1984

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

Dr. Anthony Francis Firek practices at County of Riverside - Main Campus Community Health Center in Moreno Valley, California

Dr. Firek's primary practice is County of Riverside - Main Campus Community Health Center, at 26600 Cactus Avenue, Suite 300, Moreno Valley, CA 92555 in Riverside County. The practice phone is (951) 988-9500.

  • County of Riverside - Main Campus Community Health Center
    26600 Cactus Avenue, Suite 300, Moreno Valley, CA 92555 · Riverside CountyPhone(951) 988-9500

Source: Dmand AI Affiliation Data

Dr. Anthony Francis Firek is affiliated with 2 sites of care and 3 medical groups

Dr. Firek's primary practice is County of Riverside - Main Campus Community Health Center in Moreno Valley, California. The medical group on file is Indio Community Health Center. Dmand AI also links Dr. Firek to 2 more medical groups and 1 group practice or clinic, each named with a free account. Dr. Firek's employer is on file too: a community health center (fqhc).

See all 5 affiliations for Dr. Firek

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

Dmand AI tracks the EHR system at Dr. Anthony Francis Firek's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Firek practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
County of Riverside - Main Campus Community Health CenterAvailable with a free account
+1 more site and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Anthony Francis Firek is one of 1,062 endocrinologists in California

Endocrinology, diabetes and metabolism is Dr. Firek's primary specialty in the NPI Registry, under taxonomy code 207RE0101X. Dr. Firek is board certified in endocrinology, diabetes and metabolism by the American Board of Internal Medicine. Dmand AI has Dr. Firek's licenses on file in 2 states: California and Minnesota.

Specialties and state licenses

  • Endocrinology, diabetes and metabolism, CaliforniaPrimaryLicense G559560 · 1985 to 2026 · taxonomy 207RE0101X
  • Minnesota license1987 to 1989

Clinical focus

Dmand AI lists chronic diabetes, diabetic emergency and underactive thyroid among the conditions Dr. Firek treats.

Endocrinologists near Dr. Firek

Counts of endocrinologists with a Dmand AI profile, by place and practice. Each opens the list.

1,062endocrinologists in California
3endocrinologists in Moreno Valley

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Anthony Francis Firek billed Medicare for 13 services in 2020

CMS data shows 13 Medicare services from Dr. Firek across 1 procedure code in 2020, all of them office visits. Medicare paid $469 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202013
Paid by Medicare$469
Procedure codes1

Dr. Firek's Medicare services by type, 2019 to 2020

  • 2019
  • 2020
Office and hospital visits
2019: 622020: 1379%

Dr. Firek compared with the California median for endocrinologists, 2020

  • Dr. Firek
  • California median
Medicare services
13vs 67598% below
Part D claims
11vs 1,10499% below

Medians across 994 endocrinologists in California with Dmand AI profiles that report each measure.

Dr. Firek's most billed Medicare procedure codes, 2020

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. Firek

Need commercial claims for Dr. Firek?

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

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

Dr. Anthony Francis Firek's patients have a median age of 42

Across all payers, Dmand AI patient panel data puts Dr. Firek's median patient age at 42, with 73% women.

Dr. Firek's patients across all payers

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

Patient panel by age, all payers

Median age 42

Patient panel by sex, all payers

  • Women73%
  • Men27%

Source: Dmand AI Patient Panel Data

Dr. Anthony Francis Firek wrote 54 Medicare Part D claims in 2024

In 2024, Dr. Firek wrote 54 Medicare Part D claims for 15 patients. 70% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $3,732 in total drug cost. In 2020, CMS named 59 claims across 3 drugs.

Part D claims, 202454
Drugs named by CMS1
Total drug cost$3,732
Part D patients15

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

  • Generic38 claims70%
  • Brand-name16 claims30%

Dr. Firek's most prescribed drugs by claims, 2023

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

Part D claims for drugs CMS names, 2020 to 2023

  • 2020
  • 2023
Claims for drugs CMS names
2020: 592023: 1181%

Drugs named by CMS: 1 in 2023, 3 in 2020.

See all prescribing by Dr. Firek

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

How Dr. Anthony Francis Firek takes part in Medicare

Dr. Firek accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Anthony Francis Firek has 44 publications on record

Dmand AI links 44 papers to Dr. Firek, published from 2008 to 2023. 2015 was the busiest year, with 6. The most frequent topics are Diabetes Mellitus, Type 2, Hispanic or Latino and Patient Education as Topic. Dr. Firek has published most often in Vaccines (Basel). Dr. Firek's most frequent co-authors are Iqbal Munir, MD, Alfred A. Simental, MD and Shuja Ayouby, DO.

Papers44
Years published2008 to 2023

Dr. Firek's papers by year, 2014 to 2023

Topics Dr. Firek writes about most

  • Diabetes Mellitus, Type 2
  • Hispanic or Latino
  • Patient Education as Topic
  • Blood Glucose
  • Calcium
  • California
  • Dendritic Cells
  • Parathyroid Hormone

Dr. Firek's most frequent co-authors

Recent publications by Dr. Firek

See all 44 publications and co-authors

See who Dr. Firek researches with

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

How network discovery works

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

Dr. Anthony Francis Firek has worked on 2 clinical trials

Dmand AI links Dr. Firek to 2 clinical trials. 1 is still active or recruiting. Conditions studied include Diabetes Mellitus, Type 2, Renal Insufficiency, Chronic and Diabetes Mellitus. Eli Lilly and Company sponsors the most, 2. Open Payments lists research payments to Dr. Firek that name 2 trials.

Conditions in Dr. Firek's trials

  • Diabetes Mellitus, Type 2
  • Renal Insufficiency, Chronic
  • Diabetes Mellitus
  • Renal Insufficiency

Investigators on the most trials with Dr. Firek

Recent clinical trials with Dr. Firek

Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Anthony Francis Firek received $50,354 in industry payments from 2016 to 2023

CMS Open Payments shows 75 general payments to Dr. Firek from 8 drug and device companies from 2016 to 2023. Speaker and faculty fees make up the largest share, 83% of the total. Sanofi and Genzyme US Companies paid the most, $47,666. It also lists 3 research payments totaling $2,779 from 2020 to 2023, naming 2 clinical trials.

General payments to Dr. Firek by program year, 2016 to 2023

General payments to Dr. Firek by kind, 2016 to 2023

$50.4Kin total
  • Speaker and faculty fees$42,02883%
  • Travel and lodging$6,18212%
  • Food and beverage$1,9824%
  • Education$1610%

Companies that paid Dr. Firek the most, 2016 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Firek

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

Dr. Anthony Francis Firek has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Firek, most recently Top Doctors:LA Area in 2013.

Awards and honors for Dr. Firek

  1. 2013
    • Top Doctors:LA Area
    • Top Doctors:San Diego Area
  2. 2012
    • Top Doctors:Southern California

Source: Dmand AI Professional Profile Data

Dr. Anthony Francis Firek graduated from John A. Burns School of Medicine

Dr. Firek graduated from John A. Burns School of Medicine in 1984. Dr. Firek is a member of ENDO.

  1. Medical schoolJohn A. Burns School of Medicine
  2. Board certified in endocrinology, diabetes and metabolismAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Anthony Francis Firek accepts plans from 6 insurance carriers

Dr. Firek is in network with 6 carriers, including Elevance, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • Regence Health Plans
  • CMS Medicare

Plan types Dr. Firek accepts, by number of carriers

  1. Medicare6
  2. PPO5
  3. EPO1
  4. HMO1
  5. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Anthony Francis Firek'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 Data
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)
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)
Awards and committee rolesDmand AI Professional Profile Data
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. Anthony Francis Firek

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. Anthony Francis Firek's NPI number?

Dr. Anthony Francis Firek's NPI number is 1861462640. It was assigned on January 25, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Anthony Francis Firek?

Dr. Anthony Francis Firek is an endocrinologist in Moreno Valley, California. The primary specialty in the NPI Registry is Endocrinology, Diabetes & Metabolism Physician (taxonomy code 207RE0101X).

Where does Dr. Anthony Francis Firek practice?

Dr. Firek practices at 26600 Cactus Avenue, Suite 300, Moreno Valley, CA 92555. Dr. Firek's primary practice is County of Riverside - Main Campus Community Health Center in Moreno Valley, California. Dmand AI also links Dr. Firek to 2 medical groups and 1 group practice or clinic.

What is Dr. Anthony Francis Firek's office phone number?

The practice phone on file for Dr. Firek is (951) 988-9500.

What is Dr. Anthony Francis Firek's medical license number?

Dr. Firek holds California license G559560, one of the licenses on file in 2 states.

Which states has Dr. Anthony Francis Firek been licensed in?

Dmand AI has state licenses on file for Dr. Firek in California (1985 to 2026) and Minnesota (1987 to 1989).

What medical group is Dr. Anthony Francis Firek part of?

Dr. Firek is linked to Indio Community Health Center. Dmand AI links Dr. Firek to 2 more medical groups.

Does Dr. Anthony Francis Firek accept Medicare?

Yes. CMS data shows Dr. Firek billed Medicare for 13 services in 2020, and Dr. Firek accepts Medicare assignment.

Is Dr. Anthony Francis Firek board certified?

Yes. Dr. Firek is board certified in endocrinology, diabetes and metabolism by the American Board of Internal Medicine.

What services does Dr. Anthony Francis Firek bill to Medicare?

In 2020, Dr. Firek's most billed Medicare services were office visit, established patient (99214).

Show 7 more questionsShow fewer questions

Where did Dr. Anthony Francis Firek go to medical school?

Dr. Firek graduated from John A. Burns School of Medicine in 1984.

What drugs does Dr. Anthony Francis Firek prescribe most?

In 2023 Medicare Part D data, Dr. Firek's most prescribed drugs by claims were Basaglar Kwikpen U-100.

Has Dr. Anthony Francis Firek received payments from drug or device companies?

CMS Open Payments shows $50,354 in general payments to Dr. Firek from 8 companies from 2016 to 2023. The largest total came from Sanofi and Genzyme US Companies.

How long has Dr. Anthony Francis Firek been practicing?

Dr. Firek graduated from medical school in 1984, 42 years ago.

Does Dr. Anthony Francis Firek do research?

Dmand AI links 44 publications to Dr. Firek, published from 2008 to 2023. Dr. Firek has worked on 2 clinical trials.

Who does Dr. Anthony Francis Firek publish with?

Dr. Firek's most frequent co-authors are Iqbal Munir, MD (3 shared papers), Alfred A. Simental, MD (2 shared papers) and Shuja Ayouby, DO (1 shared paper).

What insurance does Dr. Anthony Francis Firek accept?

Dr. Firek is in network with 6 carriers, including Elevance, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

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