Dr. Robert C. Peterson, DO

  • Hawthorne, CA
  • Psychiatrist
NPI1669865424PAC ID1557612553
Medicare services, 2024
115
Medicare patients, 2024
47
Part D claims, 2024
1,249
Industry payments
$2,554
Affiliated sites
1
Practice address
2311 W El Segundo Blvd, Hawthorne, CA 90250
Practice phone
Call (323) 241-6730
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

South Bay Mental Health Center

Hawthorne, California

See all 4 affiliations

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Dr. Robert C. Peterson is a psychiatrist in Hawthorne, California

Dr. Peterson practices at South Bay Mental Health Center in Hawthorne, California.

Dr. Peterson's NPI, 1669865424, was assigned on March 17, 2015. Dr. Peterson graduated from WesternU College of Osteopathic Medicine of the Pacific in 2014. Dr. Peterson holds California license 20A14381.

NPI and contact details
Medicare PAC ID
1557612553
NPI enumeration date
March 17, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(323) 241-6730
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
38
Medical school graduation
2014

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

Dr. Robert C. Peterson practices at South Bay Mental Health Center in Hawthorne, California

Dr. Peterson's primary practice is South Bay Mental Health Center, at 2311 W El Segundo Blvd, Hawthorne, CA 90250 in Los Angeles County. The practice phone is (323) 241-6730.

  • South Bay Mental Health Center
    2311 W El Segundo Blvd, Hawthorne, CA 90250 · Los Angeles CountyPhone(323) 241-6730

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

Dr. Robert C. Peterson is affiliated with 2 sites of care and 2 medical groups

Dr. Peterson's primary practice is South Bay Mental Health Center in Hawthorne, California. The medical group on file is GENESIS Older Adult Program (Los Angeles County Department of Mental Health). Dmand AI also links Dr. Peterson to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 4 affiliations for Dr. Peterson

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

Dmand AI tracks the EHR system at Dr. Robert C. Peterson's practice

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

EHR by site
SiteEHR vendor and product
South Bay Mental Health CenterAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Robert C. Peterson is one of 6,803 psychiatrists in California

Psychiatry is Dr. Peterson's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Peterson is board certified in addiction medicine by the American Board of Preventive Medicine. Dr. Peterson is licensed in California.

Specialties and state licenses

  • Psychiatry, CaliforniaPrimaryLicense 20A14381 · taxonomy 2084P0800X

Clinical focus

Dmand AI lists anxiety, bipolar disorder, depression and schizophrenia among the conditions Dr. Peterson treats.

Psychiatrists near Dr. Peterson

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

6,803psychiatrists in California
7psychiatrists in Hawthorne

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

Dr. Robert C. Peterson billed Medicare for 115 services in 2024

CMS data shows 115 Medicare services from Dr. Peterson across 3 procedure codes in 2024, for 47 Medicare patients. Medicare paid $10,727 for them. Every service was in an office.

Medicare services, 2024115
Medicare patients47
Paid by Medicare$10,727
Procedure codes3

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

  • 2023
  • 2024
Office and hospital visits
2023: 822024: 11540%

Dr. Peterson compared with the California median for psychiatrists, 2024

  • Dr. Peterson
  • California median
Medicare services
115vs 119Close to median
Medicare patients
47vs 4115% above
Part D claims
1,170vs 1448.1 times

Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.

Dr. Peterson'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. Peterson

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

Dr. Robert C. Peterson treated 47 Medicare patients in 2024, average age 53

CMS counts 47 Medicare patients who saw Dr. Peterson in 2024. The largest group is under 65, with 33 patients. 72% of them have mood disorders, and 62% have depression. Their average risk score is 1.04, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Peterson's median patient age at 49, with 35% women.

Medicare patients, 202447
Average age53
Average risk score1.04

Dr. Peterson's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Peterson's Medicare patients by sex, 2024

  • Women2860%
  • Men1940%

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

  1. Mood disorders72%
  2. Depression62%
  3. High cholesterol57%
  4. High blood pressure47%
  5. Schizophrenia and other psychoses47%
  6. Anxiety36%
  7. Bipolar disorder32%
  8. Arthritis30%

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

Dr. Peterson's patients across all payers

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

Patient panel by age, all payers

Median age 49

Patient panel by sex, all payers

  • Women35%
  • Men62%

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

Dr. Robert C. Peterson wrote 1,249 Medicare Part D claims in 2024

In 2024, Dr. Peterson wrote 1,249 Medicare Part D claims for 101 patients. 95% of them were for generic drugs. CMS names the drug for 1,170 of them, across 28 drugs with 11 or more claims each, at $104,548 in total drug cost. In 2023, CMS named 716 claims across 22 drugs.

Part D claims, 20241,249
Drugs named by CMS28
Total drug cost$104,548
Part D patients101

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

  • Generic1,192 claims95%
  • Brand-name57 claims5%

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

  • Antipsychotics, patients 65 and over14%180 of 1,249 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: 7162024: 1,17063%

Drugs named by CMS: 28 in 2024, 22 in 2023.

See all prescribing by Dr. Peterson

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. Robert C. Peterson offers telehealth to Medicare patients

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Robert C. Peterson received $2,554 in industry payments from 2016 to 2024

CMS Open Payments shows 53 general payments to Dr. Peterson from 12 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 98% of the total. Sunovion Pharmaceuticals Inc. paid the most, $669.

General payments to Dr. Peterson by program year, 2016 to 2024

General payments to Dr. Peterson by kind, 2016 to 2024

$2.6Kin total
  • Food and beverage$2,50298%
  • Education$512%

Companies that paid Dr. Peterson the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Peterson

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

Dr. Robert C. Peterson graduated from WesternU College of Osteopathic Medicine of the Pacific

Dr. Peterson graduated from WesternU College of Osteopathic Medicine of the Pacific in 2014.

  1. Medical schoolWesternU College of Osteopathic Medicine of the Pacific
  2. Board certified in addiction medicineAmerican Board of Preventive Medicine
  3. Board certified in psychiatryAmerican Board of Psychiatry and Neurology
  4. Board certified in 2015 - 2026CA State License
  5. Board certified in 2023 - 2027GA State License
  6. Board certified in 2023 - 2025IN State License
  7. Board certified in 2023 - 2027SC State License

Source: Dmand AI Professional Profile Data

Dr. Robert C. Peterson accepts plans from 5 insurance carriers

Dr. Peterson is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 5. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • HCSC

Plan types Dr. Peterson accepts, by number of carriers

  1. PPO5
  2. Medicare4
  3. EPO1
  4. HMO1
  5. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Robert C. Peterson'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
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. Robert C. Peterson

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. Robert C. Peterson's NPI number?

Dr. Robert C. Peterson's NPI number is 1669865424. It was assigned on March 17, 2015, and it is active in the NPI Registry.

What kind of doctor is Dr. Robert C. Peterson?

Dr. Robert C. Peterson is a psychiatrist in Hawthorne, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).

Where does Dr. Robert C. Peterson practice?

Dr. Peterson practices at 2311 W El Segundo Blvd, Hawthorne, CA 90250. Dr. Peterson's primary practice is South Bay Mental Health Center in Hawthorne, California. Dmand AI also links Dr. Peterson to 1 group practice or clinic and 1 medical group.

What is Dr. Robert C. Peterson's office phone number?

The practice phone on file for Dr. Peterson is (323) 241-6730.

What is Dr. Robert C. Peterson's medical license number?

Dr. Peterson holds California license 20A14381.

What medical group is Dr. Robert C. Peterson part of?

Dr. Peterson is linked to GENESIS Older Adult Program (Los Angeles County Department of Mental Health). Dmand AI links Dr. Peterson to 1 more medical group.

Does Dr. Robert C. Peterson accept Medicare?

Yes. CMS data shows Dr. Peterson billed Medicare for 115 services in 2024, and Dr. Peterson accepts Medicare assignment.

Does Dr. Robert C. Peterson offer telehealth?

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

How many Medicare patients does Dr. Robert C. Peterson see?

CMS counts 47 Medicare patients who saw Dr. Peterson in 2024, with an average age of 53.

Is Dr. Robert C. Peterson board certified?

Yes. Dr. Peterson is board certified in addiction medicine by the American Board of Preventive Medicine.

Show 6 more questionsShow fewer questions

What services does Dr. Robert C. Peterson bill to Medicare?

In 2024, Dr. Peterson's most billed Medicare services were care management and other visits (99443), office visit, established patient (99214) and office visit, established patient (99213).

Where did Dr. Robert C. Peterson go to medical school?

Dr. Peterson graduated from WesternU College of Osteopathic Medicine of the Pacific in 2014.

What drugs does Dr. Robert C. Peterson prescribe most?

In 2024 Medicare Part D data, Dr. Peterson's most prescribed drugs by claims were Trazodone HCl, Quetiapine Fumarate and Mirtazapine.

Has Dr. Robert C. Peterson received payments from drug or device companies?

CMS Open Payments shows $2,554 in general payments to Dr. Peterson from 12 companies from 2016 to 2024. The largest total came from Sunovion Pharmaceuticals Inc.

How long has Dr. Robert C. Peterson been practicing?

Dr. Peterson graduated from medical school in 2014, 12 years ago.

What insurance does Dr. Robert C. Peterson accept?

Dr. Peterson is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 5. Check the plan with the practice before a visit.

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