Dr. Gustavo E. Estrella, MD

  • El Monte, CA
  • Family medicine physician
NPI1538208236PAC ID0840371167
Medicare services, 2024
64
Medicare patients, 2024
43
Part D claims, 2024
12,942
Industry payments
$149
Affiliated sites
4
Practice address
3144 Santa Anita Ave, El Monte, CA 91733
Practice phone
Call (213) 623-2225
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Healthcare Partners Medical Group

El Monte, California

See all 7 affiliations

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Dr. Gustavo E. Estrella is a family medicine physician in El Monte, California

Dr. Estrella practices at Healthcare Partners Medical Group in El Monte, California.

Dr. Estrella's NPI, 1538208236, was assigned on February 6, 2007. Dr. Estrella graduated from University of California, San Francisco School of Medicine in 1995. Dr. Estrella holds California license A62006.

NPI and contact details
Medicare PAC ID
0840371167
NPI enumeration date
February 6, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(213) 623-2225
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 Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Gustavo E. Estrella practices at Healthcare Partners Medical Group in El Monte, California

Dr. Estrella's primary practice is Healthcare Partners Medical Group, at 3144 Santa Anita Ave, El Monte, CA 91733 in Los Angeles County. The practice phone is (213) 623-2225.

  • Healthcare Partners Medical Group
    3144 Santa Anita Ave, El Monte, CA 91733 · Los Angeles CountyPhone(213) 623-2225

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Gustavo E. Estrella is affiliated with 5 sites of care and 2 medical groups

Dr. Estrella's primary practice is Healthcare Partners Medical Group in El Monte, California. The medical group on file is Optum - Downtown Los Angeles. Dmand AI also links Dr. Estrella to 2 more home health agencies, 1 group practice or clinic, 1 hospice and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Estrella

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Gustavo E. Estrella's practice

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

EHR by site
SiteEHR vendor and product
Healthcare Partners Medical GroupAvailable with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gustavo E. Estrella is one of 15,680 family medicine physicians in California

Family medicine is Dr. Estrella's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Estrella is licensed in California.

Specialties and state licenses

  • Family medicine, CaliforniaPrimaryLicense A62006 · taxonomy 207Q00000X

Family medicine physicians near Dr. Estrella

Counts of family medicine physicians 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. Gustavo E. Estrella billed Medicare for 64 services in 2024

CMS data shows 64 Medicare services from Dr. Estrella across 1 procedure code in 2024, all of them office visits, for 43 Medicare patients. Medicare paid $3,902 for them. Every service was in an office.

Medicare services, 202464
Medicare patients43
Paid by Medicare$3,902
Procedure codes1

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

  • 2023
  • 2024
Office and hospital visits
2023: 642024: 64No change

Dr. Estrella compared with the California median for family medicine physicians, 2024

  • Dr. Estrella
  • California median
Medicare services
64vs 24674% below
Medicare patients
43vs 11864% below
Part D claims
12,169vs 83314.6 times

Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.

Dr. Estrella'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. Estrella

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

Dr. Gustavo E. Estrella treated 43 Medicare patients in 2024, average age 74

CMS counts 43 Medicare patients who saw Dr. Estrella in 2024. The largest group is 65 to 74, with 22 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 53% are also on Medicaid. Their average risk score is 1.51, 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. Estrella's median patient age at 70, with 54% women.

Medicare patients, 202443
Average age74
Average risk score1.51
Also on Medicaid53%

Dr. Estrella's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Estrella's Medicare patients by sex, 2024

  • Women2047%
  • Men2353%

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

  1. High cholesterol75%
  2. High blood pressure72%
  3. Diabetes42%

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

Dr. Estrella's patients across all payers

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

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women54%
  • Men45%

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

Dr. Gustavo E. Estrella wrote 12,942 Medicare Part D claims in 2024

In 2024, Dr. Estrella wrote 12,942 Medicare Part D claims for 1,357 patients. 91% of them were for generic drugs. CMS names the drug for 12,169 of them, across 148 drugs with 11 or more claims each, at $796,423 in total drug cost. In 2023, CMS named 9,189 claims across 126 drugs.

Part D claims, 202412,942
Drugs named by CMS148
Total drug cost$796,423
Part D patients1,357

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

  • Generic11,750 claims91%
  • Brand-name1,082 claims8%
  • Other110 claims1%

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

  • Opioids2%227 of 12,942 claims
  • Antibiotics2%200 of 12,942 claims
  • Antipsychotics, patients 65 and over0%44 of 12,942 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: 9,1892024: 12,16932%

Drugs named by CMS: 148 in 2024, 126 in 2023.

See all prescribing by Dr. Estrella

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. Gustavo E. Estrella offers telehealth to Medicare patients

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Gustavo E. Estrella received $149 in industry payments from 2016 to 2022

CMS Open Payments shows 3 general payments to Dr. Estrella from 3 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Radius Health, Inc. paid the most, $104.

General payments to Dr. Estrella by program year, 2016 to 2022

Companies that paid Dr. Estrella the most, 2016 to 2022

Share is of all general payments to this clinician.

See all payments to Dr. Estrella

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

Dr. Gustavo E. Estrella graduated from University of California, San Francisco School of Medicine

Dr. Estrella graduated from University of California, San Francisco School of Medicine in 1995.

  1. Medical schoolUniversity of California, San Francisco School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Gustavo E. Estrella'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)
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 Dr. Gustavo E. Estrella

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. Gustavo E. Estrella's NPI number?

Dr. Gustavo E. Estrella's NPI number is 1538208236. It was assigned on February 6, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Gustavo E. Estrella?

Dr. Gustavo E. Estrella is a family medicine physician in El Monte, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).

Where does Dr. Gustavo E. Estrella practice?

Dr. Estrella practices at 3144 Santa Anita Ave, El Monte, CA 91733. Dr. Estrella's primary practice is Healthcare Partners Medical Group in El Monte, California. Dmand AI also links Dr. Estrella to 2 home health agencies, 1 group practice or clinic, 1 hospice and 1 medical group.

What is Dr. Gustavo E. Estrella's office phone number?

The practice phone on file for Dr. Estrella is (213) 623-2225.

What is Dr. Gustavo E. Estrella's medical license number?

Dr. Estrella holds California license A62006.

What medical group is Dr. Gustavo E. Estrella part of?

Dr. Estrella is linked to Optum - Downtown Los Angeles. Dmand AI links Dr. Estrella to 1 more medical group.

Does Dr. Gustavo E. Estrella accept Medicare?

Yes. CMS data shows Dr. Estrella billed Medicare for 64 services in 2024, and Dr. Estrella accepts Medicare assignment.

Does Dr. Gustavo E. Estrella offer telehealth?

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

How many Medicare patients does Dr. Gustavo E. Estrella see?

CMS counts 43 Medicare patients who saw Dr. Estrella in 2024, with an average age of 74.

What services does Dr. Gustavo E. Estrella bill to Medicare?

In 2024, Dr. Estrella's most billed Medicare services were office visit, established patient (99213).

Show 4 more questionsShow fewer questions

Where did Dr. Gustavo E. Estrella go to medical school?

Dr. Estrella graduated from University of California, San Francisco School of Medicine in 1995.

What drugs does Dr. Gustavo E. Estrella prescribe most?

In 2024 Medicare Part D data, Dr. Estrella's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Metformin HCl.

Has Dr. Gustavo E. Estrella received payments from drug or device companies?

CMS Open Payments shows $149 in general payments to Dr. Estrella from 3 companies from 2016 to 2022. The largest total came from Radius Health, Inc.

How long has Dr. Gustavo E. Estrella been practicing?

Dr. Estrella graduated from medical school in 1995, 31 years ago.

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