Dr. Arden Marie Morris, MD

  • Stanford, CA
  • Colorectal surgeon
NPI1033210042PAC ID9931198595
Medicare services, 2023
37
Medicare patients, 2024
53
Part D claims, 2024
40
Publications
162
MIPS score, 2024
89
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 4 affiliations

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Dr. Arden Marie Morris is a colorectal surgeon in Stanford, California

Dr. Morris practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Dr. Morris' NPI, 1033210042, was assigned on September 25, 2006. Dr. Morris graduated from Rush Medical College in 1993. Dr. Morris holds California license G145531.

NPI and contact details
Medicare PAC ID
9931198595
NPI enumeration date
September 25, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
59
Medical school graduation
1993

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

Dr. Arden Marie Morris practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Morris' primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Dr. Arden Marie Morris is affiliated with 3 sites of care and 1 medical group

Dr. Morris' primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Morris to 1 more hospital and 1 group practice or clinic, each named with a free account. Dr. Morris' employer is on file too: a hospital.

See all 4 affiliations for Dr. Morris

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

Dmand AI tracks the EHR system at Dr. Arden Marie Morris' practice

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

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Arden Marie Morris is one of 187 colorectal surgeons in California

Colon and rectal surgery is Dr. Morris' primary specialty in the NPI Registry, under taxonomy code 208C00000X. Dr. Morris is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery. Dmand AI has Dr. Morris' licenses on file in 4 states: California, Oregon, Michigan and Washington.

Specialties and state licenses

  • Colon and rectal surgery, CaliforniaPrimaryLicense G145531 · 2016 to 2026 · taxonomy 208C00000X
  • Oregon licenseSince 1994
  • Surgery, MichiganLicense 4301082612 · 2003 to 2019 · taxonomy 208600000X
  • Washington license2000 to 2005

Clinical focus

Dmand AI lists colonoscopy, colon removal and gastrointestinal obstruction among the conditions Dr. Morris treats.

Colorectal surgeons near Dr. Morris

Counts of colorectal surgeons 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. Arden Marie Morris billed Medicare for 37 services in 2023

CMS data shows 37 Medicare services from Dr. Morris across 2 procedure codes in 2023, all of them office visits, for 53 Medicare patients. Medicare paid $3,796 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202337
Medicare patients53
Paid by Medicare$3,796
Procedure codes2

Dr. Morris' Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Office and hospital visits
2022: 322023: 3716%

Dr. Morris compared with the California median for colorectal surgeons, 2023

  • Dr. Morris
  • California median
Medicare services
37vs 27086% below
Medicare patients
53vs 15566% below
Part D claims
28vs 7161% below

Medians across 175 colorectal surgeons in California with Dmand AI profiles that report each measure.

Dr. Morris' most billed Medicare procedure codes, 2023

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. Morris

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

Dr. Arden Marie Morris treated 53 Medicare patients in 2024, average age 72

CMS counts 53 Medicare patients who saw Dr. Morris in 2024. The largest group is 65 to 74, with 25 patients. 70% of them have high blood pressure, and 64% have high cholesterol. 49% are also on Medicaid. Their average risk score is 2.30, 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. Morris' median patient age at 50, with 43% women.

Medicare patients, 202453
Average age72
Average risk score2.30
Also on Medicaid49%

Dr. Morris' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Morris' Medicare patients by sex, 2024

  • Women3057%
  • Men2343%

Chronic conditions among Dr. Morris' Medicare patients, 2024

  1. High blood pressure70%
  2. High cholesterol64%
  3. Cancer58%
  4. Diabetes40%
  5. Arthritis30%
  6. Ischemic heart disease30%
  7. Mood disorders26%
  8. Anxiety23%

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

Dr. Morris' patients across all payers

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

Patient panel by age, all payers

Median age 50

Patient panel by sex, all payers

  • Women43%
  • Men55%

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

Dr. Arden Marie Morris wrote 40 Medicare Part D claims in 2024

In 2024, Dr. Morris wrote 40 Medicare Part D claims for 14 patients. 93% of them were for generic drugs. CMS names the drug for 28 of them, across 2 drugs with 11 or more claims each, at $107 in total drug cost. In 2020, CMS named 23 claims across 2 drugs.

Part D claims, 202440
Drugs named by CMS2
Total drug cost$107
Part D patients14

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

  • Generic37 claims93%
  • Brand-name and other3 claims8%

Dr. Morris' most prescribed drugs by claims, 2021

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. Morris' Part D claims, 2024

  • Antibiotics65%26 of 40 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, 2020 to 2021

  • 2020
  • 2021
Claims for drugs CMS names
2020: 232021: 2822%

Drugs named by CMS: 2 in 2021, 2 in 2020.

See all prescribing by Dr. Morris

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. Arden Marie Morris scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Morris for performance year 2024, reported as part of a group. Dr. Morris accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Morris as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Morris' MIPS scores, performance year 2024

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

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

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

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Dr. Arden Marie Morris has 162 publications on record

Dmand AI links 162 papers to Dr. Morris, published from 2005 to 2025. 2023 was the busiest year, with 11. The most frequent topics are Colorectal Neoplasms, Rectal Neoplasms and Colectomy. Dr. Morris has published most often in Dis Colon Rectum. Dr. Morris' most frequent co-authors are Cindy Jayee Kin, MD, Scott Ellis Regenbogen, MD and Christine M. Veenstra, MD.

Papers162
Years published2005 to 2025

Dr. Morris' papers by year, 2016 to 2025

Topics Dr. Morris writes about most

  • Colorectal Neoplasms
  • Rectal Neoplasms
  • Colectomy
  • SEER Program
  • Colonic Neoplasms
  • Surgeons
  • Postoperative Complications
  • Breast Neoplasms

Dr. Morris' most frequent co-authors

Recent publications by Dr. Morris

See all 162 publications and co-authors

See who Dr. Morris researches with

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

How network discovery works

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

Dr. Arden Marie Morris received $1,606 in industry payments from 2017 to 2024

CMS Open Payments shows 8 general payments to Dr. Morris from 6 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 53% of the total. Intuitive Surgical, Inc. paid the most, $938.

General payments to Dr. Morris by program year, 2017 to 2024

General payments to Dr. Morris by kind, 2017 to 2024

$1.6Kin total
  • Food and beverage$85653%
  • Education$75047%

Companies that paid Dr. Morris the most, 2017 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Morris

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

Dr. Arden Marie Morris graduated from Rush Medical College

Dr. Morris graduated from Rush Medical College in 1993.

  1. Medical schoolRush Medical College
  2. Board certified in colon & rectal surgeryAmerican Board of Colon and Rectal Surgery
  3. Board certified in surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Arden Marie Morris accepts plans from 9 insurance carriers

Dr. Morris is in network with 9 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • Health Alliance Plan
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • +1 more carriersWith a free account

Plan types Dr. Morris accepts, by number of carriers

  1. Medicare7
  2. PPO6
  3. EPO4
  4. HMO4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Arden Marie Morris'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 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)Clinician Public Reporting: Overall MIPS Performance (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. Arden Marie Morris

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. Arden Marie Morris' NPI number?

Dr. Arden Marie Morris' NPI number is 1033210042. It was assigned on September 25, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Arden Marie Morris?

Dr. Arden Marie Morris is a colorectal surgeon in Stanford, California. The primary specialty in the NPI Registry is Colon & Rectal Surgery Physician (taxonomy code 208C00000X).

Where does Dr. Arden Marie Morris practice?

Dr. Morris practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Morris' primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Morris to 1 hospital and 1 group practice or clinic.

What is Dr. Arden Marie Morris' office phone number?

The practice phone on file for Dr. Morris is (650) 723-4000.

What is Dr. Arden Marie Morris' medical license number?

Dr. Morris holds California license G145531, one of the licenses on file in 4 states.

Which states has Dr. Arden Marie Morris been licensed in?

Dmand AI has state licenses on file for Dr. Morris in California (2016 to 2026), Oregon (since 1994), Michigan (2003 to 2019) and Washington (2000 to 2005).

Which hospitals is Dr. Arden Marie Morris affiliated with?

Dr. Morris practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Morris to 1 more hospital.

What medical group is Dr. Arden Marie Morris part of?

Dr. Morris is linked to Stanford Health Care.

Does Dr. Arden Marie Morris accept Medicare?

Yes. CMS data shows Dr. Morris billed Medicare for 37 services in 2023, and Dr. Morris accepts Medicare assignment.

Does Dr. Arden Marie Morris offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Arden Marie Morris' MIPS score?

Dr. Morris' MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

How many Medicare patients does Dr. Arden Marie Morris see?

CMS counts 53 Medicare patients who saw Dr. Morris in 2024, with an average age of 72.

Is Dr. Arden Marie Morris board certified?

Yes. Dr. Morris is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery.

What services does Dr. Arden Marie Morris bill to Medicare?

In 2023, Dr. Morris' most billed Medicare services were office visit, established patient (99214) and office visit, new patient (99204).

Where did Dr. Arden Marie Morris go to medical school?

Dr. Morris graduated from Rush Medical College in 1993.

What drugs does Dr. Arden Marie Morris prescribe most?

In 2021 Medicare Part D data, Dr. Morris' most prescribed drugs by claims were Metronidazole and Neomycin Sulfate.

Has Dr. Arden Marie Morris received payments from drug or device companies?

CMS Open Payments shows $1,606 in general payments to Dr. Morris from 6 companies from 2017 to 2024. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Arden Marie Morris been practicing?

Dr. Morris graduated from medical school in 1993, 33 years ago.

Does Dr. Arden Marie Morris do research?

Dmand AI links 162 publications to Dr. Morris, published from 2005 to 2025.

Who does Dr. Arden Marie Morris publish with?

Dr. Morris' most frequent co-authors are Cindy Jayee Kin, MD (13 shared papers), Scott Ellis Regenbogen, MD (9 shared papers) and Christine M. Veenstra, MD (9 shared papers).

What insurance does Dr. Arden Marie Morris accept?

Dr. Morris is in network with 9 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

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