Dr. Karen B. Barker, MD
- Medicare services, 2024
- 5,116
- Medicare patients, 2024
- 103
- Part D claims, 2024
- 1,079
- Publications
- 1
- MIPS score, 2024
- 99
- Practice address
- 8725 County Rd 64, Daphne, AL 36526
- Practice phone
- Call (251) 343-6848
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pulmonary Associates of Mobile
Daphne, Alabama
Find Dr. Barker's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Karen B. Barker is an allergist and immunologist in Daphne, Alabama
Dr. Barker practices at Pulmonary Associates of Mobile in Daphne, Alabama.
Dr. Barker's NPI, 1629268263, was assigned on July 30, 2007. Dr. Barker graduated from University of Virginia School of Medicine in 2007. Dr. Barker holds Alabama license 35873.
- NPI
- 1629268263NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244505543
- NPI enumeration date
- July 30, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (251) 343-6848
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Karen B. Barker practices at Pulmonary Associates of Mobile in Daphne, Alabama
Dr. Barker's primary practice is Pulmonary Associates of Mobile, at 8725 County Rd 64, Daphne, AL 36526 in Baldwin County. The practice phone is (251) 343-6848.
- Pulmonary Associates of Mobile8725 County Rd 64, Daphne, AL 36526 · Baldwin CountyPhone(251) 343-6848
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Karen B. Barker is affiliated with 3 sites of care and 1 medical group
Dr. Barker's primary practice is Pulmonary Associates of Mobile in Daphne, Alabama. Dr. Barker is also affiliated with Thomas Hospital. The medical group on file is Pulmonary Associates of Mobile. Dmand AI also links Dr. Barker to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Karen B. Barker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barker practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pulmonary Associates of Mobile | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Karen B. Barker is one of 23 allergists and immunologists in Alabama
Allergy and immunology is Dr. Barker's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dmand AI has Dr. Barker's licenses on file in 2 states: Alabama and Virginia.
Specialties and state licenses
- Allergy and immunology, AlabamaPrimary
- Virginia license
Allergists and immunologists near Dr. Barker
Counts of allergists and immunologists 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. Karen B. Barker billed Medicare for 5,116 services in 2024
CMS data shows 5,116 Medicare services from Dr. Barker across 16 procedure codes in 2024, for 103 Medicare patients. Medicare paid $61,084 for them. Every service was in an office.
Dr. Barker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 4,1552024: 4,89218%
- Office and hospital visits
- 2023: 1762024: 20919%
- Imaging
- 2023: 202024: 1525%
Dr. Barker compared with the Alabama median for allergists and immunologists, 2024
- Dr. Barker
- Alabama median
- Medicare services
- 5,116vs 1,2294.2 times
- Medicare patients
- 103vs 13021% below
- Part D claims
- 906vs 2643.4 times
Medians across 22 allergists and immunologists in Alabama with Dmand AI profiles that report each measure.
Dr. Barker'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. Barker and other allergists and immunologists in Alabama.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Karen B. Barker treated 103 Medicare patients in 2024, average age 70
CMS counts 103 Medicare patients who saw Dr. Barker in 2024. The largest group is 65 to 74, with 53 patients. 73% of them have high blood pressure, and 73% have high cholesterol. Their average risk score is 0.99, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Barker's median patient age at 19, with 59% women.
Dr. Barker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Barker's Medicare patients by sex, 2024
- Women7674%
- Men2726%
Chronic conditions among Dr. Barker's Medicare patients, 2024
- High blood pressure73%
- High cholesterol73%
- Arthritis62%
- Asthma45%
- Anxiety29%
- Diabetes28%
- Ischemic heart disease25%
- Mood disorders22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Barker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 19
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Karen B. Barker wrote 1,079 Medicare Part D claims in 2024
In 2024, Dr. Barker wrote 1,079 Medicare Part D claims for 164 patients. 63% of them were for generic drugs. CMS names the drug for 906 of them, across 23 drugs with 11 or more claims each, at $659,350 in total drug cost. In 2023, CMS named 816 claims across 22 drugs.
Dr. Barker's Part D claims by kind of drug, 2024
- Generic685 claims63%
- Brand-name and other394 claims37%
Dr. Barker'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. Barker's Part D claims, 2024
- Antibiotics6%69 of 1,079 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: 8162024: 90611%
Drugs named by CMS: 23 in 2024, 22 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. Karen B. Barker scored 99 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. Barker for performance year 2024, reported as part of a group. Dr. Barker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Barker's MIPS scores, performance year 2024
- 99of 100Final score
- 96of 100Promoting Interoperability
- 40of 100Improvement Activities
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. Karen B. Barker has 1 publication on record
Dmand AI links 1 paper to Dr. Barker in 2021. Dr. Barker's most frequent co-author is Christopher Albert Coop, MD.
Dr. Barker's most frequent co-authors
Recent publications by Dr. Barker
See who Dr. Barker researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Barker works with, so you can find a warm path to the right allergists and immunologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Karen B. Barker received $21,380 in industry payments from 2016 to 2025
CMS Open Payments shows 1,087 general payments to Dr. Barker from 46 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. AstraZeneca Pharmaceuticals LP paid the most, $3,856.
General payments to Dr. Barker by program year, 2016 to 2025
General payments to Dr. Barker by kind, 2016 to 2025
- Food and beverage$21,17099%
- Education$1891%
- Consulting fees$200%
Companies that paid Dr. Barker the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Karen B. Barker graduated from University of Virginia School of Medicine
Dr. Barker graduated from University of Virginia School of Medicine in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Karen B. Barker'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| 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 |
| 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. Karen B. Barker
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. Karen B. Barker's NPI number?
Dr. Karen B. Barker's NPI number is 1629268263. It was assigned on July 30, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Karen B. Barker?
Dr. Karen B. Barker is an allergist and immunologist in Daphne, Alabama. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).
Where does Dr. Karen B. Barker practice?
Dr. Barker practices at 8725 County Rd 64, Daphne, AL 36526. Dr. Barker's primary practice is Pulmonary Associates of Mobile in Daphne, Alabama. Dmand AI also links Dr. Barker to 1 group practice or clinic.
What is Dr. Karen B. Barker's office phone number?
The practice phone on file for Dr. Barker is (251) 343-6848.
What is Dr. Karen B. Barker's medical license number?
Dr. Barker holds Alabama license 35873, one of the licenses on file in 2 states.
Which states has Dr. Karen B. Barker been licensed in?
Dmand AI has state licenses on file for Dr. Barker in Alabama and Virginia.
Which hospitals is Dr. Karen B. Barker affiliated with?
Dr. Barker is affiliated with Thomas Hospital.
What medical group is Dr. Karen B. Barker part of?
Dr. Barker is linked to Pulmonary Associates of Mobile.
Does Dr. Karen B. Barker accept Medicare?
Yes. CMS data shows Dr. Barker billed Medicare for 5,116 services in 2024, and Dr. Barker accepts Medicare assignment.
What is Dr. Karen B. Barker's MIPS score?
Dr. Barker's MIPS final score for performance year 2024 is 99 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Karen B. Barker see?
CMS counts 103 Medicare patients who saw Dr. Barker in 2024, with an average age of 70.
What services does Dr. Karen B. Barker bill to Medicare?
In 2024, Dr. Barker's most billed Medicare services were allergy test or treatment (95165), allergy test or treatment (95004) and allergy test or treatment (95117).
Where did Dr. Karen B. Barker go to medical school?
Dr. Barker graduated from University of Virginia School of Medicine in 2007.
What drugs does Dr. Karen B. Barker prescribe most?
In 2024 Medicare Part D data, Dr. Barker's most prescribed drugs by claims were Fluticasone Propionate, Montelukast Sodium and Trelegy Ellipta.
Has Dr. Karen B. Barker received payments from drug or device companies?
CMS Open Payments shows $21,380 in general payments to Dr. Barker from 46 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Karen B. Barker been practicing?
Dr. Barker graduated from medical school in 2007, 19 years ago.
Does Dr. Karen B. Barker do research?
Dmand AI links 1 publication to Dr. Barker.
Who does Dr. Karen B. Barker publish with?
Dr. Barker's most frequent co-authors are Christopher Albert Coop, MD (1 shared paper).
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