Karren Lewis
- Medicare services, 2024
- 14
- Medicare patients, 2024
- 30
- Part D claims, 2024
- 62
- Publications
- 3
- MIPS score, 2024
- 79
- Practice address
- 100 East Carroll Avenue, Salisbury, MD 21801
- Practice phone
- Call (410) 546-6400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Karren Lewis' professional email, personal email and mobile number
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Karren Lewis is an OB-GYN in Salisbury, Maryland
Karren Lewis practices at TidalHealth Peninsula Regional in Salisbury, Maryland, part of TidalHealth Peninsula Regional.
Karren Lewis' NPI, 1083003719, was assigned on January 19, 2015. Karren Lewis graduated from University Of Washington School Of Medicine in 2016. Karren Lewis' Texas license number on file is T3325.
- NPI
- 1083003719NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789081670
- NPI enumeration date
- January 19, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (410) 546-6400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Karren Lewis practices at TidalHealth Peninsula Regional in Salisbury, Maryland
Karren Lewis' primary practice is TidalHealth Peninsula Regional, at 100 East Carroll Avenue, Salisbury, MD 21801 in Wicomico County. The practice phone is (410) 546-6400.
- TidalHealth Peninsula Regional100 East Carroll Avenue, Salisbury, MD 21801 · Wicomico CountyPhone(410) 546-6400
Source: Dmand AI Affiliation Data
Karren Lewis is affiliated with 3 sites of care and 2 medical groups
Karren Lewis' primary practice is TidalHealth Peninsula Regional in Salisbury, Maryland, part of TidalHealth Peninsula Regional. The medical group on file is TidalHealth Cardiovascular Surgery. Dmand AI also links Karren Lewis to 1 more community health center, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Karren Lewis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Karren Lewis practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| TidalHealth Peninsula Regional | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across TidalHealth Peninsula Regional and 6.2K+ hospitals, with verified contacts in the same login.
Karren Lewis is one of 945 OB-GYNs in Maryland
Obstetrics and gynecology is Karren Lewis' primary specialty in the NPI Registry, under taxonomy code 207V00000X. Karren Lewis is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dmand AI has Karren Lewis' licenses on file in 4 states: Texas, Delaware, Maryland and California.
Specialties and state licenses
- Obstetrics and gynecology, TexasPrimary
- Delaware license
- Maryland license
- California license
OB-GYNs near Karren Lewis
Counts of OB-GYNs 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
Karren Lewis billed Medicare for 14 services in 2024
CMS data shows 14 Medicare services from Karren Lewis across 1 procedure code in 2024, all of them office visits, for 30 Medicare patients. Medicare paid $665 for them. Every service was in a facility, such as a hospital, rather than an office.
Karren Lewis' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 122024: 1417%
Karren Lewis compared with the Maryland median for OB-GYNs, 2024
- Karren Lewis
- Maryland median
- Medicare services
- 14vs 6779% below
- Medicare patients
- 30vs 5646% below
- Part D claims
- 17vs 2839% below
Medians across 788 OB-GYNs in Maryland with Dmand AI profiles that report each measure.
Karren Lewis' 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 Karren Lewis?
Medicare shows one payer. Book a meeting to get commercial claims data for Karren Lewis and other OB-GYNs in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Karren Lewis treated 30 Medicare patients in 2024, average age 64
CMS counts 30 Medicare patients who saw Karren Lewis in 2024. The largest group is under 65, with 12 patients. 73% of them have high blood pressure, and 50% have anxiety. Their average risk score is 1.21, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Karren Lewis' median patient age at 35, with 99% women.
Karren Lewis' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Karren Lewis' Medicare patients, 2024
- High blood pressure73%
- Anxiety50%
- High cholesterol50%
- Arthritis47%
- Mood disorders43%
- Depression40%
Share of Medicare patients with each condition. A patient can have several.
Karren Lewis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 35
Patient panel by sex, all payers
- Women99%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Karren Lewis wrote 62 Medicare Part D claims in 2024
In 2024, Karren Lewis wrote 62 Medicare Part D claims for 30 patients. 97% of them were for generic drugs. CMS names the drug for 17 of them, across 1 drug with 11 or more claims each, at $766 in total drug cost. In 2022, CMS named 11 claims across 1 drug.
Karren Lewis' Part D claims by kind of drug, 2024
- Generic60 claims97%
- Brand-name and other2 claims3%
Karren Lewis' 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.
Part D claims for drugs CMS names, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 112024: 1755%
Drugs named by CMS: 1 in 2024, 1 in 2022.
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
Karren Lewis scored 79 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Karren Lewis for performance year 2024, reported as part of a group. Karren Lewis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Karren Lewis as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Karren Lewis' MIPS scores, performance year 2024
- 79of 100Final score
- 73.4of 100Quality
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Removal of the uterus: 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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Karren Lewis has 3 publications on record
Dmand AI links 3 papers to Karren Lewis, published from 2019 to 2024. Karren Lewis' most frequent co-authors are Elizabeth Kay Harrington, MD, Alicia Lunardhi, DO and Jennifer Anna Unger, MD.
Karren Lewis' most frequent co-authors
- Elizabeth Kay Harrington, MD1 shared paper
- Alicia Lunardhi, DO1 shared paper
- Jennifer Anna Unger, MD1 shared paper
Recent publications by Karren Lewis
BMC Health Serv Res
Stud Health Technol Inform
See who Karren Lewis researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Karren Lewis works with, so you can find a warm path to the right OB-GYNs.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Karren Lewis received $7,145 in industry payments from 2019 to 2025
CMS Open Payments shows 28 general payments to Karren Lewis from 4 drug and device companies from 2019 to 2025. Education make up the largest share, 56% of the total. Intuitive Surgical, Inc. paid the most, $6,987.
General payments to Karren Lewis by program year, 2019 to 2025
General payments to Karren Lewis by kind, 2019 to 2025
- Education$4,00056%
- Travel and lodging$2,54236%
- Food and beverage$6028%
Companies that paid Karren Lewis the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Karren Lewis graduated from University Of Washington School Of Medicine
Karren Lewis graduated from University Of Washington School Of Medicine in 2016.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Karren Lewis accepts plans from 20 insurance carriers
Karren Lewis is in network with 20 carriers, including Aetna, United Healthcare and Cigna. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Cigna
- Elevance
- HCSC
- Humana
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- +12 more carriersWith a free account
Plan types Karren Lewis accepts, by number of carriers
- PPO13
- HMO11
- Medicare9
- POS4
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Karren Lewis'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 | Dmand AI Affiliation 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 Karren Lewis
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Karren Lewis' NPI number?
Karren Lewis' NPI number is 1083003719. It was assigned on January 19, 2015, and it is active in the NPI Registry.
What does Karren Lewis specialize in?
Karren Lewis is an OB-GYN in Salisbury, Maryland. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Karren Lewis practice?
Karren Lewis practices at 100 East Carroll Avenue, Salisbury, MD 21801. Karren Lewis' primary practice is TidalHealth Peninsula Regional in Salisbury, Maryland, part of TidalHealth Peninsula Regional. Dmand AI also links Karren Lewis to 1 community health center, 1 group practice or clinic and 1 medical group.
What is Karren Lewis' office phone number?
The practice phone on file for Karren Lewis is (410) 546-6400.
What is Karren Lewis' medical license number?
Karren Lewis' Texas license number on file is T3325, one of the licenses on file in 4 states.
Which states has Karren Lewis been licensed in?
Dmand AI has state licenses on file for Karren Lewis in Texas (2021 to 2025), Delaware (2025 to 2027), Maryland (2025 to 2026) and California (2018 to 2022).
Which hospitals is Karren Lewis affiliated with?
Karren Lewis practices at TidalHealth Peninsula Regional in Salisbury, Maryland.
What medical group is Karren Lewis part of?
Karren Lewis is linked to TidalHealth Cardiovascular Surgery. Dmand AI links Karren Lewis to 1 more medical group.
Does Karren Lewis accept Medicare?
Yes. CMS data shows Karren Lewis billed Medicare for 14 services in 2024, and Karren Lewis accepts Medicare assignment.
Does Karren Lewis offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Karren Lewis as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Karren Lewis' MIPS score?
Karren Lewis' MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.
How many Medicare patients does Karren Lewis see?
CMS counts 30 Medicare patients who saw Karren Lewis in 2024, with an average age of 64.
Is Karren Lewis board certified?
Yes. Karren Lewis is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
What services does Karren Lewis bill to Medicare?
In 2024, Karren Lewis' most billed Medicare services were office visit, established patient (99213).
Where did Karren Lewis go to medical school?
Karren Lewis graduated from University Of Washington School Of Medicine in 2016.
What drugs does Karren Lewis prescribe most?
In 2024 Medicare Part D data, Karren Lewis' most prescribed drugs by claims were Estradiol.
Has Karren Lewis received payments from drug or device companies?
CMS Open Payments shows $7,145 in general payments to Karren Lewis from 4 companies from 2019 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Karren Lewis been practicing?
Karren Lewis graduated from medical school in 2016, 10 years ago.
Does Karren Lewis do research?
Dmand AI links 3 publications to Karren Lewis, published from 2019 to 2024.
Who does Karren Lewis publish with?
Karren Lewis' most frequent co-authors are Elizabeth Kay Harrington, MD (1 shared paper), Alicia Lunardhi, DO (1 shared paper) and Jennifer Anna Unger, MD (1 shared paper).
What insurance does Karren Lewis accept?
Karren Lewis is in network with 20 carriers, including Aetna, United Healthcare and Cigna. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.
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