Dr. Megan Elizabeth Wren, MD
- Medicare services, 2024
- 189
- Medicare patients, 2024
- 128
- Part D claims, 2024
- 1,816
- MIPS score, 2024
- 84
- Hospital affiliations
- 5
- 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. Wren's professional email, personal email and mobile number
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Dr. Megan Elizabeth Wren is an internist in Saint Louis, Missouri
Dr. Wren practices at Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health.
Dr. Wren's NPI, 1306862610, was assigned on July 14, 2006. Dr. Wren graduated from Washington University School of Medicine in 1985. Dr. Wren holds Missouri license R3G51.
- NPI
- 1306862610NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335273028
- NPI enumeration date
- July 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (314) 747-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Megan Elizabeth Wren practices at 2 locations in Saint Louis, Missouri
Dr. Wren's 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. Wren 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. Megan Elizabeth Wren is affiliated with 7 sites of care and 1 medical group
Dr. Wren's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dr. Wren is also affiliated with Missouri Baptist Medical Center. The medical group on file is WashU Medicine Psychiatry. Dmand AI also links Dr. Wren to 3 more hospitals, 1 group practice or clinic and 1 home health agency, 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. Megan Elizabeth Wren's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wren practices, 7 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 |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Megan Elizabeth Wren is one of 2,114 internists in Missouri
Internal medicine is Dr. Wren's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Wren is licensed in Missouri.
Specialties and state licenses
- Internal medicine, MissouriPrimary
Internists near Dr. Wren
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. Megan Elizabeth Wren billed Medicare for 189 services in 2024
CMS data shows 189 Medicare services from Dr. Wren across 3 procedure codes in 2024, for 128 Medicare patients. Medicare paid $9,986 for them.
Dr. Wren's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1882024: 15020%
- Other services
- 2023: 02024: 39
Where Dr. Wren's Medicare services took place, 2024
- In an office11159%
- In a facility7841%
Dr. Wren compared with the Missouri median for internists, 2024
- Dr. Wren
- Missouri median
- Medicare services
- 189vs 53064% below
- Medicare patients
- 128vs 21139% below
- Part D claims
- 1,316vs 3254.0 times
Medians across 2,076 internists in Missouri with Dmand AI profiles that report each measure.
Dr. Wren'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Wren and other internists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Megan Elizabeth Wren treated 128 Medicare patients in 2024, average age 67
CMS counts 128 Medicare patients who saw Dr. Wren in 2024. The largest group is 65 to 74, with 45 patients. 75% of them have high blood pressure, and 69% have high cholesterol. 58% 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. Wren's median patient age at 67, with 65% women.
Dr. Wren's Medicare patients by age, 2024
Dr. Wren's Medicare patients by sex, 2024
- Women8365%
- Men4535%
Chronic conditions among Dr. Wren's Medicare patients, 2024
- High blood pressure75%
- High cholesterol69%
- Arthritis43%
- Chronic kidney disease37%
- Diabetes37%
- Ischemic heart disease30%
- Mood disorders28%
- Depression25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wren's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women65%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Megan Elizabeth Wren wrote 1,816 Medicare Part D claims in 2024
In 2024, Dr. Wren wrote 1,816 Medicare Part D claims for 196 patients. 87% of them were for generic drugs. CMS names the drug for 1,316 of them, across 48 drugs with 11 or more claims each, at $110,149 in total drug cost. In 2023, CMS named 1,080 claims across 45 drugs.
Dr. Wren's Part D claims by kind of drug, 2024
- Generic1,584 claims87%
- Brand-name220 claims12%
- Other12 claims1%
Dr. Wren'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. Wren's Part D claims, 2024
- Opioids5%96 of 1,816 claims
- Antibiotics2%33 of 1,816 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: 1,0802024: 1,31622%
Drugs named by CMS: 48 in 2024, 45 in 2023.
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. Megan Elizabeth Wren scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Wren for performance year 2024, reported as part of a group. Dr. Wren accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Wren as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Wren's MIPS scores, performance year 2024
- 84of 100Final score
- 71.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 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. Megan Elizabeth Wren received $20 in industry payments in 2021
CMS Open Payments shows 1 general payment to Dr. Wren from 1 drug or device company in 2021. Food and beverage make up the largest share, 100% of the total. Edwards Lifesciences Corporation paid the most, $20.
Companies that paid Dr. Wren the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Megan Elizabeth Wren graduated from Washington University School of Medicine
Dr. Wren graduated from Washington University School of Medicine in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Megan Elizabeth Wren'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)Clinician Public Reporting: Overall MIPS Performance (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. Megan Elizabeth Wren
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. Megan Elizabeth Wren's NPI number?
Dr. Megan Elizabeth Wren's NPI number is 1306862610. It was assigned on July 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Megan Elizabeth Wren?
Dr. Megan Elizabeth Wren is an internist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Megan Elizabeth Wren practice?
Dr. Wren practices at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110. Dr. Wren also practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110. Dr. Wren's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dmand AI also links Dr. Wren to 3 hospitals, 1 group practice or clinic and 1 home health agency.
What is Dr. Megan Elizabeth Wren's office phone number?
The practice phone on file for Dr. Wren is (314) 747-3000.
What is Dr. Megan Elizabeth Wren's medical license number?
Dr. Wren holds Missouri license R3G51.
Which hospitals is Dr. Megan Elizabeth Wren affiliated with?
Dr. Wren practices at Barnes-Jewish Hospital in Saint Louis, Missouri. Dr. Wren is also affiliated with Missouri Baptist Medical Center. Dmand AI links Dr. Wren to 3 more hospitals.
What medical group is Dr. Megan Elizabeth Wren part of?
Dr. Wren is linked to WashU Medicine Psychiatry.
Does Dr. Megan Elizabeth Wren accept Medicare?
Yes. CMS data shows Dr. Wren billed Medicare for 189 services in 2024, and Dr. Wren accepts Medicare assignment.
Does Dr. Megan Elizabeth Wren offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Wren as offering telehealth services.
What is Dr. Megan Elizabeth Wren's MIPS score?
Dr. Wren's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Megan Elizabeth Wren see?
CMS counts 128 Medicare patients who saw Dr. Wren in 2024, with an average age of 67.
What services does Dr. Megan Elizabeth Wren bill to Medicare?
In 2024, Dr. Wren's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G2211).
Where did Dr. Megan Elizabeth Wren go to medical school?
Dr. Wren graduated from Washington University School of Medicine in 1985.
What drugs does Dr. Megan Elizabeth Wren prescribe most?
In 2024 Medicare Part D data, Dr. Wren's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Levothyroxine Sodium.
Has Dr. Megan Elizabeth Wren received payments from drug or device companies?
CMS Open Payments shows $20 in general payments to Dr. Wren from 1 company from 2021 to 2021. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. Megan Elizabeth Wren been practicing?
Dr. Wren graduated from medical school in 1985, 41 years ago.
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