Dr. Marshall C. Roberts, MD

  • San Diego, CA
  • Family medicine physician
NPI1750961843PAC ID1759812860
Medicare services, 2024
26
Medicare patients, 2024
33
Part D claims, 2024
143
Publications
1
Hospital affiliations
1
Practice address
5651 Copley Dr, San Diego, CA 92111
Practice phone
Call (858) 262-6666
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Sharp Rees-Stealy Medical Group, Inc

San Diego, California

See all 5 affiliations

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Dr. Marshall C. Roberts is a family medicine physician in San Diego, California

Dr. Roberts practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California.

Dr. Roberts' NPI, 1750961843, was assigned on April 12, 2021. Dr. Roberts graduated from California Northstate University College of Medicine in 2021. Dr. Roberts' California license number on file is A189192.

NPI and contact details
Medicare PAC ID
1759812860
NPI enumeration date
April 12, 2021
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(858) 262-6666
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
31
Medical school graduation
2021

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

Dr. Marshall C. Roberts practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California

Dr. Roberts' primary practice is Sharp Rees-Stealy Medical Group, Inc, at 5651 Copley Dr, San Diego, CA 92111 in San Diego County. The practice phone is (858) 262-6666.

  • Sharp Rees-Stealy Medical Group, Inc
    5651 Copley Dr, San Diego, CA 92111 · San Diego CountyPhone(858) 262-6666

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

Dr. Marshall C. Roberts is affiliated with 4 sites of care and 1 medical group

Dr. Roberts' primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. Dr. Roberts is also affiliated with Sharp Memorial Hospital. The medical group on file is Sharp Rees-Stealy Medical Group. Dmand AI also links Dr. Roberts to 1 more group practice or clinic and 1 home health agency, each named with a free account.

See all 5 affiliations for Dr. Roberts

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

Dmand AI tracks the EHR system at Dr. Marshall C. Roberts' practice

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

EHR by site
SiteEHR vendor and product
Sharp Rees-Stealy Medical Group, IncAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Marshall C. Roberts is one of 15,680 family medicine physicians in California

Family medicine is Dr. Roberts' primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Roberts is board certified in family medicine by the American Board of Family Medicine. Dr. Roberts has a license on file in California.

Specialties and state licenses

  • Family medicine, CaliforniaPrimaryLicense A189192 · 2023 to 2025 · taxonomy 207Q00000X

Family medicine physicians near Dr. Roberts

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. Marshall C. Roberts billed Medicare for 26 services in 2024

CMS data shows 26 Medicare services from Dr. Roberts across 1 procedure code in 2024, all of them office visits, for 33 Medicare patients. Medicare paid $2,573 for them. Every service was in an office.

Medicare services, 202426
Medicare patients33
Paid by Medicare$2,573
Procedure codes1

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

  • Dr. Roberts
  • California median
Medicare services
26vs 24689% below
Medicare patients
33vs 11872% below
Part D claims
31vs 83396% below

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

Dr. Roberts' 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. Roberts

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

Dr. Marshall C. Roberts treated 33 Medicare patients in 2024, average age 76

CMS counts 33 Medicare patients who saw Dr. Roberts in 2024. The largest group is 65 to 74, with 16 patients. 75% of them have high cholesterol, and 61% have high blood pressure. Their average risk score is 0.82, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Roberts' median patient age at 57, with 31% women.

Medicare patients, 202433
Average age76
Average risk score0.82

Dr. Roberts' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Roberts' Medicare patients by sex, 2024

  • Women1133%
  • Men2267%

Chronic conditions among Dr. Roberts' Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure61%
  3. Arthritis36%

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

Dr. Roberts' patients across all payers

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

Patient panel by age, all payers

Median age 57

Patient panel by sex, all payers

  • Women31%
  • Men67%

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

Dr. Marshall C. Roberts wrote 143 Medicare Part D claims in 2024

In 2024, Dr. Roberts wrote 143 Medicare Part D claims for 64 patients. 88% of them were for generic drugs. CMS names the drug for 31 of them, across 2 drugs with 11 or more claims each, at $261 in total drug cost. In 2022, CMS named 12 claims across 1 drug.

Part D claims, 2024143
Drugs named by CMS2
Total drug cost$261
Part D patients64

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

  • Generic126 claims88%
  • Brand-name and other17 claims12%

Dr. Roberts' 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.

Part D claims for drugs CMS names, 2022 to 2024

  • 2022
  • 2024
Claims for drugs CMS names
2022: 122024: 31158%

Drugs named by CMS: 2 in 2024, 1 in 2022.

See all prescribing by Dr. Roberts

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. Marshall C. Roberts offers telehealth to Medicare patients

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Marshall C. Roberts has 1 publication on record

Dmand AI links 1 paper to Dr. Roberts in 2021. Dr. Roberts' most frequent co-author is Hernando Garzon, MD.

Papers1

Dr. Roberts' most frequent co-authors

Recent publications by Dr. Roberts

See all 1 publications and co-authors

See who Dr. Roberts researches with

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

How network discovery works

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

Dr. Marshall C. Roberts received $57 in industry payments from 2023 to 2024

CMS Open Payments shows 3 general payments to Dr. Roberts from 3 drug and device companies from 2023 to 2024. Food and beverage make up the largest share, 100% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $23.

General payments to Dr. Roberts by program year, 2023 to 2024

Companies that paid Dr. Roberts the most, 2023 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Roberts

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

Dr. Marshall C. Roberts graduated from California Northstate University College of Medicine

Dr. Roberts graduated from California Northstate University College of Medicine in 2021.

  1. Medical schoolCalifornia Northstate University College of Medicine
  2. Board certified in family medicineAmerican Board of Family Medicine

Source: Dmand AI Professional Profile Data

Dr. Marshall C. Roberts accepts plans from 5 insurance carriers

Dr. Roberts is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare

Plan types Dr. Roberts accepts, by number of carriers

  1. HMO3
  2. POS3
  3. EPO2
  4. Medicare2
  5. PPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Marshall C. Roberts'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)Doctors and Clinicians Utilization Data (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. Marshall C. Roberts

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. Marshall C. Roberts' NPI number?

Dr. Marshall C. Roberts' NPI number is 1750961843. It was assigned on April 12, 2021, and it is active in the NPI Registry.

What kind of doctor is Dr. Marshall C. Roberts?

Dr. Marshall C. Roberts is a family medicine physician in San Diego, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).

Where does Dr. Marshall C. Roberts practice?

Dr. Roberts practices at 5651 Copley Dr, San Diego, CA 92111. Dr. Roberts' primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. Dmand AI also links Dr. Roberts to 1 group practice or clinic and 1 home health agency.

What is Dr. Marshall C. Roberts' office phone number?

The practice phone on file for Dr. Roberts is (858) 262-6666.

What is Dr. Marshall C. Roberts' medical license number?

Dr. Roberts' California license number on file is A189192.

Which hospitals is Dr. Marshall C. Roberts affiliated with?

Dr. Roberts is affiliated with Sharp Memorial Hospital.

What medical group is Dr. Marshall C. Roberts part of?

Dr. Roberts is linked to Sharp Rees-Stealy Medical Group.

Does Dr. Marshall C. Roberts accept Medicare?

Yes. CMS data shows Dr. Roberts billed Medicare for 26 services in 2024, and Dr. Roberts accepts Medicare assignment.

Does Dr. Marshall C. Roberts offer telehealth?

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

How many Medicare patients does Dr. Marshall C. Roberts see?

CMS counts 33 Medicare patients who saw Dr. Roberts in 2024, with an average age of 76.

Show 9 more questionsShow fewer questions

Is Dr. Marshall C. Roberts board certified?

Yes. Dr. Roberts is board certified in family medicine by the American Board of Family Medicine.

What services does Dr. Marshall C. Roberts bill to Medicare?

In 2024, Dr. Roberts' most billed Medicare services were office visit, established patient (99214).

Where did Dr. Marshall C. Roberts go to medical school?

Dr. Roberts graduated from California Northstate University College of Medicine in 2021.

What drugs does Dr. Marshall C. Roberts prescribe most?

In 2024 Medicare Part D data, Dr. Roberts' most prescribed drugs by claims were Lisinopril and Atorvastatin Calcium.

Has Dr. Marshall C. Roberts received payments from drug or device companies?

CMS Open Payments shows $57 in general payments to Dr. Roberts from 3 companies from 2023 to 2024. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.

How long has Dr. Marshall C. Roberts been practicing?

Dr. Roberts graduated from medical school in 2021, 5 years ago.

Does Dr. Marshall C. Roberts do research?

Dmand AI links 1 publication to Dr. Roberts.

Who does Dr. Marshall C. Roberts publish with?

Dr. Roberts' most frequent co-authors are Hernando Garzon, MD (1 shared paper).

What insurance does Dr. Marshall C. Roberts accept?

Dr. Roberts is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.

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