Dr. Catherine Jean Lawson, MD

  • Oceanside, CA
  • Internist
NPI1649279043PAC ID1153321104
Medicare services, 2024
818
Medicare patients, 2024
246
Part D claims, 2024
1,986
Hospital affiliations
1
Industry payments
$371
Practice address
Cypress Diagnostic Imaging, Oceanside, CA 92056
Practice phone
Call (760) 931-1200
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Cypress Diagnostic Imaging

Imaging Center - Main Location · Oceanside, California

See all 7 affiliations

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Dr. Catherine Jean Lawson is an internist in Oceanside, California

Dr. Lawson practices at Cypress Diagnostic Imaging in Oceanside, California.

Dr. Lawson's NPI, 1649279043, was assigned on July 18, 2005. Dr. Lawson graduated from Keck School of Medicine of USC in 1987. Dr. Lawson holds California license G65272.

NPI and contact details
Medicare PAC ID
1153321104
NPI enumeration date
July 18, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(760) 931-1200
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
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. Catherine Jean Lawson practices at 2 locations in Oceanside, California

Dr. Lawson's primary practice is Cypress Diagnostic Imaging, at Cypress Diagnostic Imaging, Oceanside, CA 92056. The practice phone is (760) 931-1200. Dr. Lawson also practices at North County Specialty Care Surgery, 3230 Waring Ct, Oceanside, CA 92056.

  • Cypress Diagnostic ImagingPrimary
    Cypress Diagnostic Imaging, Oceanside, CA 92056Phone(760) 931-1200
  • North County Specialty Care Surgery
    3230 Waring Ct, Oceanside, CA 92056 · San Diego CountyPhone(951) 734-7246

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

Dr. Catherine Jean Lawson is affiliated with 5 sites of care and 2 medical groups

Dr. Lawson's primary practice is Cypress Diagnostic Imaging in Oceanside, California. Dr. Lawson is also affiliated with Torrance Memorial Medical Center. The medical group on file is Torrance Memorial Physician Network. Dmand AI also links Dr. Lawson to 2 more group practices and clinics, 1 home health agency and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Lawson

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

Dmand AI tracks the EHR system at Dr. Catherine Jean Lawson's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lawson practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Cypress Diagnostic ImagingAvailable 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. Catherine Jean Lawson is one of 16,751 internists in California

Internal medicine is Dr. Lawson's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Lawson is board certified in internal medicine by the American Board of Internal Medicine. Dr. Lawson is licensed in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense G65272 · 1989 to 2026 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acute sinusitis, asthma, atrial fibrillation and flutter, bladder disease, bronchitis, carpal tunnel syndrome, chronic anemia and chronic diabetes among the conditions Dr. Lawson treats.

Internists near Dr. Lawson

Counts of internists 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. Catherine Jean Lawson billed Medicare for 818 services in 2024

CMS data shows 818 Medicare services from Dr. Lawson across 12 procedure codes in 2024, for 246 Medicare patients. Medicare paid $64,799 for them. Every service was in an office.

Medicare services, 2024818
Medicare patients246
Paid by Medicare$64,799
Procedure codes12

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

  • 2023
  • 2024
Office and hospital visits
2023: 2162024: 551155%
Tests and treatments
2023: 112024: 112918%
Other services
2023: 342024: 106212%
Drugs given in the office
2023: 02024: 38
Lab and pathology
2023: 02024: 11

Dr. Lawson compared with the California median for internists, 2024

  • Dr. Lawson
  • California median
Medicare services
818vs 3612.3 times
Medicare patients
246vs 15163% above
Part D claims
1,520vs 4213.6 times

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Dr. Lawson'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.

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

Dr. Catherine Jean Lawson treated 246 Medicare patients in 2024, average age 75

CMS counts 246 Medicare patients who saw Dr. Lawson in 2024. The largest group is 65 to 74, with 113 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.01, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Lawson's median patient age at 62, with 79% women.

Medicare patients, 2024246
Average age75
Average risk score1.01
Also on Medicaid7%

Dr. Lawson's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Lawson's Medicare patients by sex, 2024

  • Women19077%
  • Men5623%

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

  1. High cholesterol75%
  2. High blood pressure70%
  3. Arthritis48%
  4. Chronic kidney disease26%
  5. Ischemic heart disease26%
  6. Mood disorders24%
  7. Anxiety23%
  8. Diabetes23%

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

Dr. Lawson's patients across all payers

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

Patient panel by age, all payers

Median age 62

Patient panel by sex, all payers

  • Women79%
  • Men20%

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

Dr. Catherine Jean Lawson wrote 1,986 Medicare Part D claims in 2024

In 2024, Dr. Lawson wrote 1,986 Medicare Part D claims for 398 patients. 89% of them were for generic drugs. CMS names the drug for 1,520 of them, across 49 drugs with 11 or more claims each, at $67,788 in total drug cost. In 2023, CMS named 2,302 claims across 56 drugs.

Part D claims, 20241,986
Drugs named by CMS49
Total drug cost$67,788
Part D patients398

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

  • Generic1,764 claims89%
  • Brand-name208 claims10%
  • Other14 claims1%

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

  • Antibiotics5%97 of 1,986 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: 2,3022024: 1,52034%

Drugs named by CMS: 49 in 2024, 56 in 2023.

See all prescribing by Dr. Lawson

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. Catherine Jean Lawson offers telehealth to Medicare patients

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Catherine Jean Lawson received $371 in industry payments from 2016 to 2025

CMS Open Payments shows 20 general payments to Dr. Lawson from 14 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Sanofi Pasteur Inc. paid the most, $56.

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

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

Share is of all general payments to this clinician.

See all payments to Dr. Lawson

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

Dr. Catherine Jean Lawson graduated from Keck School of Medicine of USC

Dr. Lawson graduated from Keck School of Medicine of USC in 1987.

  1. Medical schoolKeck School of Medicine of USC
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Catherine Jean Lawson accepts plans from 6 insurance carriers

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

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Humana
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • CMS Medicare

Plan types Dr. Lawson accepts, by number of carriers

  1. Medicare6
  2. PPO5
  3. HMO3
  4. POS2
  5. EPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Catherine Jean Lawson'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 Affiliation DataDmand AI Practice 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)
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. Catherine Jean Lawson

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. Catherine Jean Lawson's NPI number?

Dr. Catherine Jean Lawson's NPI number is 1649279043. It was assigned on July 18, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Catherine Jean Lawson?

Dr. Catherine Jean Lawson is an internist in Oceanside, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Catherine Jean Lawson practice?

Dr. Lawson practices at Cypress Diagnostic Imaging, Oceanside, CA 92056. Dr. Lawson also practices at 3230 Waring Ct, Oceanside, CA 92056. Dr. Lawson's primary practice is Cypress Diagnostic Imaging in Oceanside, California. Dmand AI also links Dr. Lawson to 2 group practices and clinics, 1 home health agency and 1 medical group.

What is Dr. Catherine Jean Lawson's office phone number?

The practice phone on file for Dr. Lawson is (760) 931-1200.

What is Dr. Catherine Jean Lawson's medical license number?

Dr. Lawson holds California license G65272.

Which hospitals is Dr. Catherine Jean Lawson affiliated with?

Dr. Lawson is affiliated with Torrance Memorial Medical Center.

What medical group is Dr. Catherine Jean Lawson part of?

Dr. Lawson is linked to Torrance Memorial Physician Network. Dmand AI links Dr. Lawson to 1 more medical group.

Does Dr. Catherine Jean Lawson accept Medicare?

Yes. CMS data shows Dr. Lawson billed Medicare for 818 services in 2024, and Dr. Lawson accepts Medicare assignment.

Does Dr. Catherine Jean Lawson offer telehealth?

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

How many Medicare patients does Dr. Catherine Jean Lawson see?

CMS counts 246 Medicare patients who saw Dr. Lawson in 2024, with an average age of 75.

Show 7 more questionsShow fewer questions

Is Dr. Catherine Jean Lawson board certified?

Yes. Dr. Lawson is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Catherine Jean Lawson bill to Medicare?

In 2024, Dr. Lawson's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).

Where did Dr. Catherine Jean Lawson go to medical school?

Dr. Lawson graduated from Keck School of Medicine of USC in 1987.

What drugs does Dr. Catherine Jean Lawson prescribe most?

In 2024 Medicare Part D data, Dr. Lawson's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Amlodipine Besylate.

Has Dr. Catherine Jean Lawson received payments from drug or device companies?

CMS Open Payments shows $371 in general payments to Dr. Lawson from 14 companies from 2016 to 2025. The largest total came from Sanofi Pasteur Inc.

How long has Dr. Catherine Jean Lawson been practicing?

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

What insurance does Dr. Catherine Jean Lawson accept?

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

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