Dr. Roy Harper Jackson, MD

  • Pasadena, CA
  • Internist
NPI1669424982PAC ID0143320473
Medicare services, 2024
2,316
Medicare patients, 2024
249
Part D claims, 2024
11,748
Publications
1
MIPS score, 2024
75
Practice address
65 N Madison Ave, Pasadena, CA 91101
Practice phone
Call (626) 792-4185
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Health Care Institute Medical Group

Primary care practice · Pasadena, California

See all 9 affiliations

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Dr. Roy Harper Jackson is an internist in Pasadena, California

Dr. Jackson practices at Health Care Institute Medical Group in Pasadena, California.

Dr. Jackson's NPI, 1669424982, was assigned on May 16, 2006. Dr. Jackson graduated from Keck School of Medicine of USC in 1974. Dr. Jackson holds California license G30184.

NPI and contact details
Medicare PAC ID
0143320473
NPI enumeration date
May 16, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(626) 792-4185
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
78
Medical school graduation
1974

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

Dr. Roy Harper Jackson practices at Health Care Institute Medical Group in Pasadena, California

Dr. Jackson's primary practice is Health Care Institute Medical Group, at 65 N Madison Ave, Pasadena, CA 91101. The practice phone is (626) 792-4185.

  • Health Care Institute Medical Group
    65 N Madison Ave, Pasadena, CA 91101Phone(626) 792-4185

Source: Dmand AI Affiliation Data

Dr. Roy Harper Jackson is affiliated with 8 sites of care and 1 medical group

Dr. Jackson's primary practice is Health Care Institute Medical Group in Pasadena, California. The medical group on file is Health Care Institute Medical Group. Dmand AI also links Dr. Jackson to 5 more home health agencies and 2 hospices, each named with a free account.

See all 9 affiliations for Dr. Jackson

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Roy Harper Jackson's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Jackson practices, 8 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Health Care Institute Medical GroupAvailable with a free account
+7 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Roy Harper Jackson is one of 16,751 internists in California

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

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense G30184 · 1975 to 2027 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acid reflux, acute gastroduodenitis, acute kidney failure, acute sinusitis, acute skin infection, alzheimer's disease, aortic atherosclerois and arthritis among the conditions Dr. Jackson treats.

Internists near Dr. Jackson

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. Roy Harper Jackson billed Medicare for 2,316 services in 2024

CMS data shows 2,316 Medicare services from Dr. Jackson across 14 procedure codes in 2024, for 249 Medicare patients. Medicare paid $184,753 for them. Every service was in an office.

Medicare services, 20242,316
Medicare patients249
Paid by Medicare$184,753
Procedure codes14

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

  • 2023
  • 2024
Office and hospital visits
2023: 1,2302024: 1,53825%
Other services
2023: 7792024: 58924%
Tests and treatments
2023: 1312024: 9825%
Imaging
2023: 872024: 915%

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

  • Dr. Jackson
  • California median
Medicare services
2,316vs 3616.4 times
Medicare patients
249vs 15165% above
Part D claims
11,094vs 42126.4 times

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

Dr. Jackson'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. Jackson

Need commercial claims for Dr. Jackson?

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

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

Dr. Roy Harper Jackson treated 249 Medicare patients in 2024, average age 70

CMS counts 249 Medicare patients who saw Dr. Jackson in 2024. The largest group is 65 to 74, with 91 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 65% are also on Medicaid. Their average risk score is 1.72, 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. Jackson's median patient age at 71, with 59% women.

Medicare patients, 2024249
Average age70
Average risk score1.72
Also on Medicaid65%

Dr. Jackson's Medicare patients by age, 2024

Dr. Jackson's Medicare patients by sex, 2024

  • Women14157%
  • Men10843%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis53%
  4. Heart failure51%
  5. Diabetes39%
  6. Anxiety36%
  7. Ischemic heart disease35%
  8. Chronic kidney disease33%

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

Dr. Jackson's patients across all payers

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

Patient panel by age, all payers

Median age 71

Patient panel by sex, all payers

  • Women59%
  • Men41%

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

Dr. Roy Harper Jackson wrote 11,748 Medicare Part D claims in 2024

In 2024, Dr. Jackson wrote 11,748 Medicare Part D claims for 535 patients. 86% of them were for generic drugs. CMS names the drug for 11,094 of them, across 166 drugs with 11 or more claims each, at $742,779 in total drug cost. In 2023, CMS named 9,861 claims across 150 drugs.

Part D claims, 202411,748
Drugs named by CMS166
Total drug cost$742,779
Part D patients535

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

  • Generic10,155 claims86%
  • Brand-name1,516 claims13%
  • Other77 claims1%

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

  • Opioids1%89 of 11,748 claims
  • Antibiotics3%347 of 11,748 claims
  • Antipsychotics, patients 65 and over1%79 of 11,748 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: 9,8612024: 11,09413%

Drugs named by CMS: 166 in 2024, 150 in 2023.

See all prescribing by Dr. Jackson

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. Roy Harper Jackson scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Jackson for performance year 2024, reported individually. Dr. Jackson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Jackson as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes
MIPS final score, 2024
75 of 100

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Roy Harper Jackson has 1 publication on record

Dmand AI links 1 paper to Dr. Jackson in 2012. Dr. Jackson's most frequent co-author is Geoffrey William Cundiff, MD.

Papers1

Dr. Jackson's most frequent co-authors

Recent publications by Dr. Jackson

See all 1 publications and co-authors

See who Dr. Jackson researches with

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

How network discovery works

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

Dr. Roy Harper Jackson received $706 in industry payments from 2016 to 2023

CMS Open Payments shows 32 general payments to Dr. Jackson from 14 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 98% of the total. Pfizer Inc. paid the most, $338.

General payments to Dr. Jackson by program year, 2016 to 2023

General payments to Dr. Jackson by kind, 2016 to 2023

$706in total
  • Food and beverage$69098%
  • Education$152%

Companies that paid Dr. Jackson the most, 2016 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Jackson

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

Dr. Roy Harper Jackson has 1 award and honors on record

Dmand AI lists 1 award for Dr. Jackson, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Jackson

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Roy Harper Jackson graduated from Keck School of Medicine of USC

Dr. Jackson graduated from Keck School of Medicine of USC in 1974.

  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. Roy Harper Jackson accepts plans from 8 insurance carriers

Dr. Jackson is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Humana. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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

Plan types Dr. Jackson accepts, by number of carriers

  1. Medicare8
  2. HMO5
  3. PPO5
  4. POS2
  5. EPO1
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Roy Harper Jackson'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 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)Clinician Public Reporting: Overall MIPS Performance (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)
Awards and committee rolesDmand AI Professional Profile Data
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. Roy Harper Jackson

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. Roy Harper Jackson's NPI number?

Dr. Roy Harper Jackson's NPI number is 1669424982. It was assigned on May 16, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Roy Harper Jackson?

Dr. Roy Harper Jackson is an internist in Pasadena, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Roy Harper Jackson practice?

Dr. Jackson practices at 65 N Madison Ave, Pasadena, CA 91101. Dr. Jackson's primary practice is Health Care Institute Medical Group in Pasadena, California. Dmand AI also links Dr. Jackson to 5 home health agencies and 2 hospices.

What is Dr. Roy Harper Jackson's office phone number?

The practice phone on file for Dr. Jackson is (626) 792-4185.

What is Dr. Roy Harper Jackson's medical license number?

Dr. Jackson holds California license G30184.

What medical group is Dr. Roy Harper Jackson part of?

Dr. Jackson is linked to Health Care Institute Medical Group.

Does Dr. Roy Harper Jackson accept Medicare?

Yes. CMS data shows Dr. Jackson billed Medicare for 2,316 services in 2024, and Dr. Jackson accepts Medicare assignment.

Does Dr. Roy Harper Jackson offer telehealth?

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

What is Dr. Roy Harper Jackson's MIPS score?

Dr. Jackson's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

How many Medicare patients does Dr. Roy Harper Jackson see?

CMS counts 249 Medicare patients who saw Dr. Jackson in 2024, with an average age of 70.

Show 9 more questionsShow fewer questions

Is Dr. Roy Harper Jackson board certified?

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

What services does Dr. Roy Harper Jackson bill to Medicare?

In 2024, Dr. Jackson's most billed Medicare services were home visit (99348), office visit, established patient (99213) and office visit, established patient (99214).

Where did Dr. Roy Harper Jackson go to medical school?

Dr. Jackson graduated from Keck School of Medicine of USC in 1974.

What drugs does Dr. Roy Harper Jackson prescribe most?

In 2024 Medicare Part D data, Dr. Jackson's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.

Has Dr. Roy Harper Jackson received payments from drug or device companies?

CMS Open Payments shows $706 in general payments to Dr. Jackson from 14 companies from 2016 to 2023. The largest total came from Pfizer Inc.

How long has Dr. Roy Harper Jackson been practicing?

Dr. Jackson graduated from medical school in 1974, 52 years ago.

Does Dr. Roy Harper Jackson do research?

Dmand AI links 1 publication to Dr. Jackson.

Who does Dr. Roy Harper Jackson publish with?

Dr. Jackson's most frequent co-authors are Geoffrey William Cundiff, MD (1 shared paper).

What insurance does Dr. Roy Harper Jackson accept?

Dr. Jackson is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Humana. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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