Dr. Sarah Michelle Guess, MD
- Medicare services, 2024
- 179
- Medicare patients, 2024
- 180
- Part D claims, 2024
- 137
- Hospital affiliations
- 3
- Industry payments
- $66
- Practice address
- One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110
- Practice phone
- Call (314) 747-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Guess' professional email, personal email and mobile number
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Dr. Sarah Michelle Guess is an emergency medicine physician in Saint Louis, Missouri
Dr. Guess practices at Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health.
Dr. Guess' NPI, 1336633197, was assigned on June 15, 2018. Dr. Guess graduated from Medical University of South Carolina College of Medicine in 2018. Dr. Guess holds Missouri license 2024016624.
- NPI
- 1336633197NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143570515
- NPI enumeration date
- June 15, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 747-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sarah Michelle Guess practices at 2 locations in Saint Louis, Missouri
Dr. Guess' primary practice is Barnes-Jewish Hospital, at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 in St. Louis City. The practice phone is (314) 747-3000. Dr. Guess also practices at Barnes-Jewish Hospital, 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110.
- Barnes-Jewish HospitalPrimaryOne Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 · St. Louis CityPhone(314) 747-3000
- Barnes-Jewish Hospital1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110 · Saint Louis CityPhone(314) 747-3000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Sarah Michelle Guess is affiliated with 4 sites of care and 1 medical group
Dr. Guess' primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dr. Guess is also affiliated with Missouri Baptist Medical Center. The medical group on file is WashU Medicine Psychiatry. Dmand AI also links Dr. Guess to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sarah Michelle Guess' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Guess practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Barnes-Jewish Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Sarah Michelle Guess is one of 1,063 emergency medicine physicians in Missouri
Emergency medicine is Dr. Guess' primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Guess' licenses on file in 2 states: Missouri and South Carolina.
Specialties and state licenses
- Emergency medicine, MissouriPrimary
- Family medicine, South Carolina
Emergency medicine physicians near Dr. Guess
Counts of emergency medicine physicians 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. Sarah Michelle Guess billed Medicare for 179 services in 2024
CMS data shows 179 Medicare services from Dr. Guess across 3 procedure codes in 2024, for 180 Medicare patients. Medicare paid $23,835 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Guess' Medicare services by type, 2022 to 2024
- 2022
- 2024
- Office and hospital visits
- 2022: 112024: 1791527%
- Tests and treatments
- 2022: 152024: 0100%
Dr. Guess compared with the Missouri median for emergency medicine physicians, 2024
- Dr. Guess
- Missouri median
- Medicare services
- 179vs 25229% below
- Medicare patients
- 180vs 26231% below
- Part D claims
- 364vs 695.3 times
Medians across 1,092 emergency medicine physicians in Missouri with Dmand AI profiles that report each measure.
Dr. Guess' 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.
Need commercial claims for Dr. Guess?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Guess and other emergency medicine physicians in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sarah Michelle Guess treated 180 Medicare patients in 2024, average age 77
CMS counts 180 Medicare patients who saw Dr. Guess in 2024. The largest group is 75 to 84, with 74 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 2.00, 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. Guess' median patient age at 69, with 61% women.
Dr. Guess' Medicare patients by age, 2024
Dr. Guess' Medicare patients by sex, 2024
- Women9754%
- Men8346%
Chronic conditions among Dr. Guess' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Mood disorders45%
- Anxiety44%
- Depression43%
- Ischemic heart disease42%
- Chronic kidney disease41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Guess' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women61%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sarah Michelle Guess wrote 137 Medicare Part D claims in 2024
In 2024, Dr. Guess wrote 137 Medicare Part D claims for 92 patients. 88% of them were for generic drugs. They cover 22 drugs, with $41,043 in total drug cost. In 2020, CMS named 383 claims across 19 drugs.
Dr. Guess' Part D claims by kind of drug, 2024
- Generic121 claims88%
- Brand-name16 claims12%
Dr. Guess' 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. Guess' Part D claims, 2024
- Opioids14%19 of 137 claims
- Antibiotics21%29 of 137 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: 3832021: 3645%
Drugs named by CMS: 22 in 2021, 19 in 2020.
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
How Dr. Sarah Michelle Guess takes part in Medicare
Dr. Guess accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Sarah Michelle Guess received $66 in industry payments from 2018 to 2025
CMS Open Payments shows 4 general payments to Dr. Guess from 4 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Bausch Health Americas, Inc. paid the most, $19.
General payments to Dr. Guess by program year, 2018 to 2025
Companies that paid Dr. Guess the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sarah Michelle Guess graduated from Medical University of South Carolina College of Medicine
Dr. Guess graduated from Medical University of South Carolina College of Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Sarah Michelle Guess's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Sarah Michelle Guess
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. Sarah Michelle Guess' NPI number?
Dr. Sarah Michelle Guess' NPI number is 1336633197. It was assigned on June 15, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Sarah Michelle Guess?
Dr. Sarah Michelle Guess is an emergency medicine physician in Saint Louis, Missouri. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Sarah Michelle Guess practice?
Dr. Guess practices at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110. Dr. Guess also practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110. Dr. Guess' primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dmand AI also links Dr. Guess to 1 hospital and 1 group practice or clinic.
What is Dr. Sarah Michelle Guess' office phone number?
The practice phone on file for Dr. Guess is (314) 747-3000.
What is Dr. Sarah Michelle Guess' medical license number?
Dr. Guess holds Missouri license 2024016624, one of the licenses on file in 2 states.
Which states has Dr. Sarah Michelle Guess been licensed in?
Dmand AI has state licenses on file for Dr. Guess in Missouri and South Carolina.
Which hospitals is Dr. Sarah Michelle Guess affiliated with?
Dr. Guess practices at Barnes-Jewish Hospital in Saint Louis, Missouri. Dr. Guess is also affiliated with Missouri Baptist Medical Center. Dmand AI links Dr. Guess to 1 more hospital.
What medical group is Dr. Sarah Michelle Guess part of?
Dr. Guess is linked to WashU Medicine Psychiatry.
Does Dr. Sarah Michelle Guess accept Medicare?
Yes. CMS data shows Dr. Guess billed Medicare for 179 services in 2024, and Dr. Guess accepts Medicare assignment.
How many Medicare patients does Dr. Sarah Michelle Guess see?
CMS counts 180 Medicare patients who saw Dr. Guess in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. Sarah Michelle Guess bill to Medicare?
In 2024, Dr. Guess' most billed Medicare services were emergency department visit (99285), critical care (99291) and emergency department visit (99284).
Where did Dr. Sarah Michelle Guess go to medical school?
Dr. Guess graduated from Medical University of South Carolina College of Medicine in 2018.
What drugs does Dr. Sarah Michelle Guess prescribe most?
In 2021 Medicare Part D data, Dr. Guess' most prescribed drugs by claims were Amlodipine Besylate, Albuterol Sulfate Hfa and Atorvastatin Calcium.
Has Dr. Sarah Michelle Guess received payments from drug or device companies?
CMS Open Payments shows $66 in general payments to Dr. Guess from 4 companies from 2018 to 2025. The largest total came from Bausch Health Americas, Inc.
How long has Dr. Sarah Michelle Guess been practicing?
Dr. Guess graduated from medical school in 2018, 8 years ago.
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