Gastroenterol Clin North Am
Irritable Bowel SyndromeWomen's Health
Dr. Joyann Allison Kroser, MD
NPI1285693507PAC ID1254221997
- Medicare services, 2024
- 578
- Medicare patients, 2024
- 398
- Part D claims, 2024
- 1,263
- Publications
- 1
- Hospital affiliations
- 3
- Practice address
- 1 Medical Center Blvd, Chester, PA 19013
- Practice phone
- Call (610) 447-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Crozer Chester Medical Center (CLOSED)
Chester, Pennsylvania
Find Dr. Kroser's professional email, personal email and mobile number
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Dr. Joyann Allison Kroser is a gastroenterologist in Chester, Pennsylvania
Dr. Kroser practices at Crozer Chester Medical Center (CLOSED) in Chester, Pennsylvania.
Dr. Kroser's NPI, 1285693507, was assigned on March 23, 2006. Dr. Kroser graduated from Medical College of Pennsylvania in 1990. Dr. Kroser holds Pennsylvania license MD048015L.
NPI and contact details
- NPI
- 1285693507NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1254221997
- NPI enumeration date
- March 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (610) 447-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joyann Allison Kroser practices at Crozer Chester Medical Center (CLOSED) in Chester, Pennsylvania
Dr. Kroser's primary practice is Crozer Chester Medical Center (CLOSED), at 1 Medical Center Blvd, Chester, PA 19013 in Delaware County. The practice phone is (610) 447-2000.
- Crozer Chester Medical Center (CLOSED)1 Medical Center Blvd, Chester, PA 19013 · Delaware CountyPhone(610) 447-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Joyann Allison Kroser is affiliated with 7 sites of care and 3 medical groups
Dr. Kroser's primary practice is Crozer Chester Medical Center (CLOSED) in Chester, Pennsylvania. Dr. Kroser is also affiliated with Christiana Hospital. The medical group on file is Crozer Health Medical Group (CHMG). Dmand AI also links Dr. Kroser to 2 more hospitals, 3 group practices and clinics and 2 medical groups, each named with a free account.
Crozer Chester Medical Center (CLOSED)Primary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Joyann Allison Kroser's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kroser practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Crozer Chester Medical Center (CLOSED) | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joyann Allison Kroser is one of 899 gastroenterologists in Pennsylvania
Gastroenterology is Dr. Kroser's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Kroser is licensed in Pennsylvania.
Specialties and state licenses
- Gastroenterology, PennsylvaniaPrimary
Gastroenterologists near Dr. Kroser
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
899gastroenterologists in Pennsylvania
6gastroenterologists in Chester
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Joyann Allison Kroser billed Medicare for 578 services in 2024
CMS data shows 578 Medicare services from Dr. Kroser across 12 procedure codes in 2024, for 398 Medicare patients. Medicare paid $62,181 for them.
Medicare services, 2024578
Medicare patients398
Paid by Medicare$62,181
Procedure codes12
Dr. Kroser's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3412024: 3626%
- Surgery
- 2023: 1282024: 16529%
- Other services
- 2023: 572024: 5111%
Where Dr. Kroser's Medicare services took place, 2024
- In an office31655%
- In a facility26245%
Dr. Kroser compared with the Pennsylvania median for gastroenterologists, 2024
- Dr. Kroser
- Pennsylvania median
- Medicare services
- 578vs 40144% above
- Medicare patients
- 398vs 29435% above
- Part D claims
- 1,109vs 3753.0 times
Medians across 899 gastroenterologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Kroser'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. Kroser and other gastroenterologists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joyann Allison Kroser treated 398 Medicare patients in 2024, average age 73
CMS counts 398 Medicare patients who saw Dr. Kroser in 2024. The largest group is 65 to 74, with 203 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kroser's median patient age at 63, with 66% women.
Medicare patients, 2024398
Average age73
Average risk score1.41
Also on Medicaid15%
Dr. Kroser's Medicare patients by age, 2024
Dr. Kroser's Medicare patients by sex, 2024
- Women27068%
- Men12832%
Chronic conditions among Dr. Kroser's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Diabetes37%
- Anxiety35%
- Mood disorders31%
- Chronic kidney disease26%
- Depression26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kroser's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women66%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joyann Allison Kroser wrote 1,263 Medicare Part D claims in 2024
In 2024, Dr. Kroser wrote 1,263 Medicare Part D claims for 502 patients. 77% of them were for generic drugs. CMS names the drug for 1,109 of them, across 25 drugs with 11 or more claims each, at $371,238 in total drug cost. In 2023, CMS named 883 claims across 18 drugs.
Part D claims, 20241,263
Drugs named by CMS25
Total drug cost$371,238
Part D patients502
Dr. Kroser's Part D claims by kind of drug, 2024
- Generic968 claims77%
- Brand-name295 claims23%
Dr. Kroser'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. Kroser's Part D claims, 2024
- Opioids1%13 of 1,263 claims
- Antibiotics1%17 of 1,263 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 8832024: 1,10926%
Drugs named by CMS: 25 in 2024, 18 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. Joyann Allison Kroser ranks in the 85th percentile for colonoscopy in Medicare
Dr. Kroser accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kroser as offering telehealth. CMS counts 126 procedures of colonoscopy by Dr. Kroser, more than 85% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Kroser ranks in Medicare procedure volume
- Colonoscopy
- 85th percentile126 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 67th percentile62 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Joyann Allison Kroser has 1 publication on record
Dmand AI links 1 paper to Dr. Kroser. Dr. Kroser's most frequent co-authors are Savanna Thor, DO and Donald N. Tsynman, MD.
Papers1
Dr. Kroser's most frequent co-authors
Recent publications by Dr. Kroser
See who Dr. Kroser researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kroser works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joyann Allison Kroser received $41,502 in industry payments from 2016 to 2025
CMS Open Payments shows 1,025 general payments to Dr. Kroser from 49 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 48% of the total. Allergan Inc. paid the most, $17,697.
General payments to Dr. Kroser by program year, 2016 to 2025
General payments to Dr. Kroser by kind, 2016 to 2025
$41.5Kin total
- Food and beverage$19,77548%
- Speaker and faculty fees$14,90036%
- Education speaker fees$5,00012%
- Travel and lodging$1,7894%
- Other$380%
Companies that paid Dr. Kroser 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. Joyann Allison Kroser graduated from Medical College of Pennsylvania
Dr. Kroser graduated from Medical College of Pennsylvania in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joyann Allison Kroser'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)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 |
| 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. Joyann Allison Kroser
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. Joyann Allison Kroser's NPI number?
Dr. Joyann Allison Kroser's NPI number is 1285693507. It was assigned on March 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Joyann Allison Kroser?
Dr. Joyann Allison Kroser is a gastroenterologist in Chester, Pennsylvania. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Joyann Allison Kroser practice?
Dr. Kroser practices at 1 Medical Center Blvd, Chester, PA 19013. Dr. Kroser's primary practice is Crozer Chester Medical Center (CLOSED) in Chester, Pennsylvania. Dmand AI also links Dr. Kroser to 2 hospitals, 3 group practices and clinics and 2 medical groups.
What is Dr. Joyann Allison Kroser's office phone number?
The practice phone on file for Dr. Kroser is (610) 447-2000.
What is Dr. Joyann Allison Kroser's medical license number?
Dr. Kroser holds Pennsylvania license MD048015L.
Which hospitals is Dr. Joyann Allison Kroser affiliated with?
Dr. Kroser is affiliated with Christiana Hospital. Dmand AI links Dr. Kroser to 2 more hospitals.
What medical group is Dr. Joyann Allison Kroser part of?
Dr. Kroser is linked to Crozer Health Medical Group (CHMG). Dmand AI links Dr. Kroser to 2 more medical groups.
Does Dr. Joyann Allison Kroser accept Medicare?
Yes. CMS data shows Dr. Kroser billed Medicare for 578 services in 2024, and Dr. Kroser accepts Medicare assignment.
Does Dr. Joyann Allison Kroser offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kroser as offering telehealth services.
How many Medicare patients does Dr. Joyann Allison Kroser see?
CMS counts 398 Medicare patients who saw Dr. Kroser in 2024, with an average age of 73.
Show 7 more questionsShow fewer questions
What services does Dr. Joyann Allison Kroser bill to Medicare?
In 2024, Dr. Kroser's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and surgery: digestive system (45385).
Where did Dr. Joyann Allison Kroser go to medical school?
Dr. Kroser graduated from Medical College of Pennsylvania in 1990.
What drugs does Dr. Joyann Allison Kroser prescribe most?
In 2024 Medicare Part D data, Dr. Kroser's most prescribed drugs by claims were Omeprazole, Famotidine and Pantoprazole Sodium.
Has Dr. Joyann Allison Kroser received payments from drug or device companies?
CMS Open Payments shows $41,502 in general payments to Dr. Kroser from 49 companies from 2016 to 2025. The largest total came from Allergan Inc.
How long has Dr. Joyann Allison Kroser been practicing?
Dr. Kroser graduated from medical school in 1990, 36 years ago.
Does Dr. Joyann Allison Kroser do research?
Dmand AI links 1 publication to Dr. Kroser.
Who does Dr. Joyann Allison Kroser publish with?
Dr. Kroser's most frequent co-authors are Savanna Thor, DO (1 shared paper) and Donald N. Tsynman, MD (1 shared paper).
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