Dr. Alyssa Gries, DO

  • Evanston, IL
  • Hospitalist
NPI1598228447PAC ID3870996788
Medicare services, 2024
1,014
Medicare patients, 2024
321
Part D claims, 2024
263
MIPS score, 2024
85
Hospital affiliations
1
Practice address
2650 Ridge Ave, Evanston, IL 60201
Practice phone
Call (847) 570-2000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Evanston Hospital

Hospital · Evanston, Illinois

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Dr. Alyssa Gries is a hospitalist in Evanston, Illinois

Dr. Gries practices at Evanston Hospital in Evanston, Illinois, part of Endeavor Health.

Dr. Gries' NPI, 1598228447, was assigned on April 8, 2019. Dr. Gries graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2019. Dr. Gries holds Illinois license 036165864.

NPI and contact details
Medicare PAC ID
3870996788
NPI enumeration date
April 8, 2019
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(847) 570-2000
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
33
Medical school graduation
2019

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

Dr. Alyssa Gries practices at Evanston Hospital in Evanston, Illinois

Dr. Gries' primary practice is Evanston Hospital, at 2650 Ridge Ave, Evanston, IL 60201 in Cook County. The practice phone is (847) 570-2000.

  • Evanston Hospital
    2650 Ridge Ave, Evanston, IL 60201 · Cook CountyPhone(847) 570-2000

Source: Dmand AI Affiliation Data

Dr. Alyssa Gries is affiliated with 1 site of care and 1 medical group

Dr. Gries' primary practice is Evanston Hospital in Evanston, Illinois, part of Endeavor Health. The medical group on file is Endeavor Health Medical Group.

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

Dmand AI tracks the EHR system at Dr. Alyssa Gries' practice

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

EHR by site
SiteEHR vendor and product
Evanston HospitalAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Alyssa Gries is one of 1,321 hospitalists in Illinois

Hospitalist is Dr. Gries' primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Gries is licensed in Illinois.

Specialties and state licenses

  • Hospitalist, IllinoisPrimaryLicense 125.077149 · taxonomy 208M00000X

Hospitalists near Dr. Gries

Counts of hospitalists 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. Alyssa Gries billed Medicare for 1,014 services in 2024

CMS data shows 1,014 Medicare services from Dr. Gries across 6 procedure codes in 2024, for 321 Medicare patients. Medicare paid $93,259 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 20241,014
Medicare patients321
Paid by Medicare$93,259
Procedure codes6

Dr. Gries' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2542024: 1,014299%

Dr. Gries compared with the Illinois median for hospitalists, 2024

  • Dr. Gries
  • Illinois median
Medicare services
1,014vs 54387% above
Medicare patients
321vs 24233% above
Part D claims
49vs 538% below

Medians across 1,248 hospitalists in Illinois with Dmand AI profiles that report each measure.

Dr. Gries' 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. Gries

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

Dr. Alyssa Gries treated 321 Medicare patients in 2024, average age 80

CMS counts 321 Medicare patients who saw Dr. Gries in 2024. The largest group is 75 to 84, with 126 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 23% are also on Medicaid. Their average risk score is 2.52, 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. Gries' median patient age at 71, with 52% women.

Medicare patients, 2024321
Average age80
Average risk score2.52
Also on Medicaid23%

Dr. Gries' Medicare patients by age, 2024

Dr. Gries' Medicare patients by sex, 2024

  • Women17555%
  • Men14645%

Chronic conditions among Dr. Gries' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis67%
  4. Ischemic heart disease57%
  5. Heart failure56%
  6. Chronic kidney disease52%
  7. Mood disorders51%
  8. Depression45%

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

Dr. Gries' 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

  • Women52%
  • Men47%

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

Dr. Alyssa Gries wrote 263 Medicare Part D claims in 2024

In 2024, Dr. Gries wrote 263 Medicare Part D claims for 117 patients. 89% of them were for generic drugs. CMS names the drug for 49 of them, across 4 drugs with 11 or more claims each, at $743 in total drug cost. In 2021, CMS named 13 claims across 1 drug.

Part D claims, 2024263
Drugs named by CMS4
Total drug cost$743
Part D patients117

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

  • Generic233 claims89%
  • Brand-name and other30 claims11%

Dr. Gries' 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. Gries' Part D claims, 2024

  • Antibiotics18%48 of 263 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, 2021 to 2024

  • 2021
  • 2024
Claims for drugs CMS names
2021: 132024: 49277%

Drugs named by CMS: 4 in 2024, 1 in 2021.

See all prescribing by Dr. Gries

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. Alyssa Gries scored 85 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Gries for performance year 2024, reported as part of a group. Dr. Gries accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Gries' MIPS scores, performance year 2024

  • 85of 100Final score
  • 75.9of 100Quality
  • 99of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 75of 100Cost

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

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. Alyssa Gries received $298 in industry payments from 2020 to 2023

CMS Open Payments shows 8 general payments to Dr. Gries from 5 drug and device companies from 2020 to 2023. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $123.

General payments to Dr. Gries by program year, 2020 to 2023

Companies that paid Dr. Gries the most, 2020 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Gries

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

Dr. Alyssa Gries graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville

Dr. Gries graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2019.

  1. Medical schoolAt Still University of Health Sciences, College of Osteo Med, Kirksville

Source: Dmand AI Professional Profile Data

Sources for Dr. Alyssa Gries'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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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. Alyssa Gries

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. Alyssa Gries' NPI number?

Dr. Alyssa Gries' NPI number is 1598228447. It was assigned on April 8, 2019, and it is active in the NPI Registry.

What kind of doctor is Dr. Alyssa Gries?

Dr. Alyssa Gries is a hospitalist in Evanston, Illinois. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).

Where does Dr. Alyssa Gries practice?

Dr. Gries practices at 2650 Ridge Ave, Evanston, IL 60201. Dr. Gries' primary practice is Evanston Hospital in Evanston, Illinois, part of Endeavor Health.

What is Dr. Alyssa Gries' office phone number?

The practice phone on file for Dr. Gries is (847) 570-2000.

What is Dr. Alyssa Gries' medical license number?

Dr. Gries holds Illinois license 036165864.

Which hospitals is Dr. Alyssa Gries affiliated with?

Dr. Gries practices at Evanston Hospital in Evanston, Illinois.

What medical group is Dr. Alyssa Gries part of?

Dr. Gries is linked to Endeavor Health Medical Group.

Does Dr. Alyssa Gries accept Medicare?

Yes. CMS data shows Dr. Gries billed Medicare for 1,014 services in 2024, and Dr. Gries accepts Medicare assignment.

What is Dr. Alyssa Gries' MIPS score?

Dr. Gries' MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.

How many Medicare patients does Dr. Alyssa Gries see?

CMS counts 321 Medicare patients who saw Dr. Gries in 2024, with an average age of 80.

Show 5 more questionsShow fewer questions

What services does Dr. Alyssa Gries bill to Medicare?

In 2024, Dr. Gries' most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99232).

Where did Dr. Alyssa Gries go to medical school?

Dr. Gries graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2019.

What drugs does Dr. Alyssa Gries prescribe most?

In 2024 Medicare Part D data, Dr. Gries' most prescribed drugs by claims were Cefpodoxime Proxetil, Atorvastatin Calcium and Furosemide.

Has Dr. Alyssa Gries received payments from drug or device companies?

CMS Open Payments shows $298 in general payments to Dr. Gries from 5 companies from 2020 to 2023. The largest total came from Boston Scientific Corporation.

How long has Dr. Alyssa Gries been practicing?

Dr. Gries graduated from medical school in 2019, 7 years ago.

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