Dr. Joseph E. Barrera, MD

  • Anaheim, CA
  • Endocrinologist
NPI1629054630PAC ID3971609520
Medicare services, 2024
1,621
Medicare patients, 2024
328
Part D claims, 2024
4,495
Publications
5
Hospital affiliations
1
Practice address
200 W Center Street Promenade, Anaheim, CA 92805
Practice phone
Call (657) 640-8090
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Providence at Home With Compassus Home Health Orange County

Home Health Agency - Main Office · Anaheim, California

See all 5 affiliations

Find Dr. Barrera'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

Dr. Joseph E. Barrera is an endocrinologist in Anaheim, California

Dr. Barrera practices at Providence at Home With Compassus Home Health Orange County in Anaheim, California.

Dr. Barrera's NPI, 1629054630, was assigned on December 21, 2005. Dr. Barrera graduated from UC Davis School of Medicine in 1987. Dr. Barrera holds California license G64643.

NPI and contact details
Medicare PAC ID
3971609520
NPI enumeration date
December 21, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(657) 640-8090
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
65
Medical school graduation
1987

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

Dr. Joseph E. Barrera practices at Providence at Home With Compassus Home Health Orange County in Anaheim, California

Dr. Barrera's primary practice is Providence at Home With Compassus Home Health Orange County, at 200 W Center Street Promenade, Anaheim, CA 92805. The practice phone is (657) 640-8090.

  • Providence at Home With Compassus Home Health Orange County
    200 W Center Street Promenade, Anaheim, CA 92805Phone(657) 640-8090

Source: Dmand AI Affiliation Data

Dr. Joseph E. Barrera is affiliated with 4 sites of care and 1 medical group

Dr. Barrera's primary practice is Providence at Home With Compassus Home Health Orange County in Anaheim, California. Dr. Barrera is also affiliated with Providence Mission Hospital. The medical group on file is St. Jude Heritage Medical Group. Dmand AI also links Dr. Barrera to 1 more group practice or clinic and 1 hospice, each named with a free account. Dr. Barrera's employer is on file too: a home health agency.

See all 5 affiliations for Dr. Barrera

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

Dmand AI tracks the EHR system at Dr. Joseph E. Barrera's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barrera practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Providence at Home With Compassus Home Health Orange CountyAvailable with a free account
+3 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 site where Dr. Barrera practices

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

Dr. Joseph E. Barrera is one of 1,062 endocrinologists in California

Endocrinology, diabetes and metabolism is Dr. Barrera's primary specialty in the NPI Registry, under taxonomy code 207RE0101X. Dr. Barrera is board certified in internal medicine by the National Board of Physicians and Surgeons. Dr. Barrera is licensed in California.

Specialties and state licenses

  • Endocrinology, diabetes and metabolism, CaliforniaPrimaryLicense G64643 · 1988 to 2026 · taxonomy 207RE0101X

Clinical focus

Dmand AI lists chronic diabetes, diabetic emergency, enlarged thyroid, fluid and electrolyte imbalances, high cholesterol, hypercalcemia, osteoporosis and overactive thyroid among the conditions Dr. Barrera treats.

Endocrinologists near Dr. Barrera

Counts of endocrinologists 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. Joseph E. Barrera billed Medicare for 1,621 services in 2024

CMS data shows 1,621 Medicare services from Dr. Barrera across 18 procedure codes in 2024, for 328 Medicare patients. Medicare paid $75,618 for them. Every service was in an office.

Medicare services, 20241,621
Medicare patients328
Paid by Medicare$75,618
Procedure codes18

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

  • 2023
  • 2024
Office and hospital visits
2023: 5892024: 5931%
Other services
2023: 122024: 4763867%
Lab and pathology
2023: 1,5802024: 35078%
Imaging
2023: 992024: 909%
Surgery
2023: 2502024: 5877%
Tests and treatments
2023: 1552024: 5465%
Drugs given in the office
2023: 9002024: 0100%

Dr. Barrera compared with the California median for endocrinologists, 2024

  • Dr. Barrera
  • California median
Medicare services
1,621vs 6752.4 times
Medicare patients
328vs 24037% above
Part D claims
3,927vs 1,1043.6 times

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

Dr. Barrera'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. Barrera

Need commercial claims for Dr. Barrera?

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

Book a meeting

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

Dr. Joseph E. Barrera treated 328 Medicare patients in 2024, average age 74

CMS counts 328 Medicare patients who saw Dr. Barrera in 2024. The largest group is 65 to 74, with 157 patients. 75% of them have high cholesterol, and 69% have high blood pressure. Their average risk score is 1.14, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Barrera's median patient age at 68, with 68% women.

Medicare patients, 2024328
Average age74
Average risk score1.14

Dr. Barrera's Medicare patients by age, 2024

Dr. Barrera's Medicare patients by sex, 2024

  • Women21164%
  • Men11736%

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

  1. High cholesterol75%
  2. High blood pressure69%
  3. Arthritis49%
  4. Diabetes46%
  5. Ischemic heart disease25%
  6. Osteoporosis24%
  7. Chronic kidney disease23%
  8. Anxiety22%

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

Dr. Barrera's patients across all payers

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

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women68%
  • Men32%

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

Dr. Joseph E. Barrera wrote 4,495 Medicare Part D claims in 2024

In 2024, Dr. Barrera wrote 4,495 Medicare Part D claims for 479 patients. 62% of them were for generic drugs. CMS names the drug for 3,927 of them, across 72 drugs with 11 or more claims each, at $1,114,705 in total drug cost. In 2023, CMS named 3,956 claims across 75 drugs.

Part D claims, 20244,495
Drugs named by CMS72
Total drug cost$1.1M
Part D patients479

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

  • Generic2,799 claims62%
  • Brand-name1,511 claims34%
  • Other185 claims4%

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

  • Opioids0%18 of 4,495 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: 3,9562024: 3,9271%

Drugs named by CMS: 72 in 2024, 75 in 2023.

See all prescribing by Dr. Barrera

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. Joseph E. Barrera offers telehealth to Medicare patients

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

For MedTech and pharma teams

Find endocrinologists like Dr. Barrera 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.

Dr. Joseph E. Barrera has 5 publications on record

Dmand AI links 5 papers to Dr. Barrera. The most frequent topics are Aneuploidy, Carcinoma, Squamous Cell and Head and Neck Neoplasms. Dr. Barrera has published most often in Arch Otolaryngol Head Neck Surg. Dr. Barrera's most frequent co-author is Jose Enrique Barrera, FACS, MD.

Papers5

Topics Dr. Barrera writes about most

  • Aneuploidy
  • Carcinoma, Squamous Cell
  • Head and Neck Neoplasms
  • In Situ Hybridization, Fluorescence
  • Smoking

Dr. Barrera's most frequent co-authors

Recent publications by Dr. Barrera

See all 5 publications and co-authors

See who Dr. Barrera researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Barrera 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. Joseph E. Barrera received $67,481 in industry payments from 2016 to 2025

CMS Open Payments shows 1,135 general payments to Dr. Barrera from 61 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 58% of the total. Novo Nordisk Inc paid the most, $49,884.

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

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

$67.5Kin total
  • Speaker and faculty fees$39,44458%
  • Food and beverage$22,27833%
  • Travel and lodging$5,1318%
  • Education$6291%

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

Share is of all general payments to this clinician.

See all payments to Dr. Barrera

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

Dr. Joseph E. Barrera graduated from UC Davis School of Medicine

Dr. Barrera graduated from UC Davis School of Medicine in 1987. Dr. Barrera is a member of ENDO.

  1. Medical schoolUC Davis School of Medicine
  2. Board certified in internal medicineNational Board of Physicians and Surgeons

Source: Dmand AI Professional Profile Data

Dr. Joseph E. Barrera accepts plans from 13 insurance carriers

Dr. Barrera is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +5 more carriersWith a free account

Plan types Dr. Barrera accepts, by number of carriers

  1. PPO9
  2. Medicare7
  3. HMO6
  4. EPO4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Joseph E. Barrera'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)
Publications, topics and co-authorsPubMed (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. Joseph E. Barrera

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. Joseph E. Barrera's NPI number?

Dr. Joseph E. Barrera's NPI number is 1629054630. It was assigned on December 21, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Joseph E. Barrera?

Dr. Joseph E. Barrera is an endocrinologist in Anaheim, California. The primary specialty in the NPI Registry is Endocrinology, Diabetes & Metabolism Physician (taxonomy code 207RE0101X).

Where does Dr. Joseph E. Barrera practice?

Dr. Barrera practices at 200 W Center Street Promenade, Anaheim, CA 92805. Dr. Barrera's primary practice is Providence at Home With Compassus Home Health Orange County in Anaheim, California. Dmand AI also links Dr. Barrera to 1 group practice or clinic and 1 hospice.

What is Dr. Joseph E. Barrera's office phone number?

The practice phone on file for Dr. Barrera is (657) 640-8090.

What is Dr. Joseph E. Barrera's medical license number?

Dr. Barrera holds California license G64643.

Which hospitals is Dr. Joseph E. Barrera affiliated with?

Dr. Barrera is affiliated with Providence Mission Hospital.

What medical group is Dr. Joseph E. Barrera part of?

Dr. Barrera is linked to St. Jude Heritage Medical Group.

Does Dr. Joseph E. Barrera accept Medicare?

Yes. CMS data shows Dr. Barrera billed Medicare for 1,621 services in 2024, and Dr. Barrera accepts Medicare assignment.

Does Dr. Joseph E. Barrera offer telehealth?

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

How many Medicare patients does Dr. Joseph E. Barrera see?

CMS counts 328 Medicare patients who saw Dr. Barrera in 2024, with an average age of 74.

Show 9 more questionsShow fewer questions

Is Dr. Joseph E. Barrera board certified?

Yes. Dr. Barrera is board certified in internal medicine by the National Board of Physicians and Surgeons.

What services does Dr. Joseph E. Barrera bill to Medicare?

In 2024, Dr. Barrera's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and surgery: heart and blood vessels (36415).

Where did Dr. Joseph E. Barrera go to medical school?

Dr. Barrera graduated from UC Davis School of Medicine in 1987.

What drugs does Dr. Joseph E. Barrera prescribe most?

In 2024 Medicare Part D data, Dr. Barrera's most prescribed drugs by claims were Levothyroxine Sodium, Synthroid and Metformin HCl.

Has Dr. Joseph E. Barrera received payments from drug or device companies?

CMS Open Payments shows $67,481 in general payments to Dr. Barrera from 61 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.

How long has Dr. Joseph E. Barrera been practicing?

Dr. Barrera graduated from medical school in 1987, 39 years ago.

Does Dr. Joseph E. Barrera do research?

Dmand AI links 5 publications to Dr. Barrera.

Who does Dr. Joseph E. Barrera publish with?

Dr. Barrera's most frequent co-authors are Jose Enrique Barrera, FACS, MD (5 shared papers).

What insurance does Dr. Joseph E. Barrera accept?

Dr. Barrera is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

Selling to endocrinology, diabetes and metabolism practices?

See endocrinologists in California 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)