Case Rep Gastrointest Med
Dr. Julie L. Yam, DO
NPI1891131959PAC ID5294065496
- Medicare services, 2024
- 212
- Medicare patients, 2024
- 167
- Part D claims, 2024
- 671
- Publications
- 6
- Hospital affiliations
- 5
- Practice address
- 1700 Clinton Street, Muskegon, MI 49443
- Practice phone
- Call (231) 728-4007
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hackley Hospital - Unit
Acute Care Hospital-Unit · Muskegon, Michigan
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Dr. Julie L. Yam is a gastroenterologist in Muskegon, Michigan
Dr. Yam practices at Hackley Hospital - Unit in Muskegon, Michigan.
Dr. Yam's NPI, 1891131959, was assigned on May 16, 2013. Dr. Yam graduated from Michigan State University College of Osteopathic Medicine in 2013. Dr. Yam holds Michigan license 5101020259.
NPI and contact details
- NPI
- 1891131959NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294065496
- NPI enumeration date
- May 16, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (231) 728-4007
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Julie L. Yam practices at Hackley Hospital - Unit in Muskegon, Michigan
Dr. Yam's primary practice is Hackley Hospital - Unit, at 1700 Clinton Street, Muskegon, MI 49443 in Muskegon County. The practice phone is (231) 728-4007.
- Hackley Hospital - Unit1700 Clinton Street, Muskegon, MI 49443 · Muskegon CountyPhone(231) 728-4007
Source: Dmand AI Affiliation Data
Dr. Julie L. Yam is affiliated with 6 sites of care and 1 medical group
Dr. Yam's primary practice is Hackley Hospital - Unit in Muskegon, Michigan. Dr. Yam is also affiliated with Trinity Health Muskegon Hospital. The medical group on file is Trinity Health Medical Group, Gastroenterology - Muskegon. Dmand AI also links Dr. Yam to 3 more hospitals and 1 group practice or clinic, each named with a free account.
Hackley Hospital - UnitPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Julie L. Yam's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yam practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hackley Hospital - Unit | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Julie L. Yam is one of 487 gastroenterologists in Michigan
Gastroenterology is Dr. Yam's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Yam is licensed in Michigan.
Specialties and state licenses
- Gastroenterology, MichiganPrimary
Gastroenterologists near Dr. Yam
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
487gastroenterologists in Michigan
6gastroenterologists in Muskegon
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Julie L. Yam billed Medicare for 212 services in 2024
CMS data shows 212 Medicare services from Dr. Yam across 7 procedure codes in 2024, for 167 Medicare patients. Medicare paid $23,479 for them.
Medicare services, 2024212
Medicare patients167
Paid by Medicare$23,479
Procedure codes7
Dr. Yam's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1622024: 12423%
- Office and hospital visits
- 2023: 1332024: 8834%
- Other services
- 2023: 172024: 0100%
Where Dr. Yam's Medicare services took place, 2024
- In an office178%
- In a facility19592%
Dr. Yam compared with the Michigan median for gastroenterologists, 2024
- Dr. Yam
- Michigan median
- Medicare services
- 212vs 32435% below
- Medicare patients
- 167vs 23027% below
- Part D claims
- 537vs 42427% above
Medians across 487 gastroenterologists in Michigan with Dmand AI profiles that report each measure.
Dr. Yam'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Julie L. Yam treated 167 Medicare patients in 2024, average age 70
CMS counts 167 Medicare patients who saw Dr. Yam in 2024. The largest group is 65 to 74, with 78 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 30% 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. Yam's median patient age at 59, with 70% women.
Medicare patients, 2024167
Average age70
Average risk score2.00
Also on Medicaid30%
Dr. Yam's Medicare patients by age, 2024
Dr. Yam's Medicare patients by sex, 2024
- Women10965%
- Men5835%
Chronic conditions among Dr. Yam's Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Arthritis45%
- Mood disorders44%
- Depression38%
- Anxiety34%
- Diabetes34%
- Chronic kidney disease33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Yam's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women70%
- Men30%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Julie L. Yam wrote 671 Medicare Part D claims in 2024
In 2024, Dr. Yam wrote 671 Medicare Part D claims for 396 patients. 72% of them were for generic drugs. CMS names the drug for 537 of them, across 6 drugs with 11 or more claims each, at $13,029 in total drug cost. In 2023, CMS named 476 claims across 4 drugs.
Part D claims, 2024671
Drugs named by CMS6
Total drug cost$13,029
Part D patients396
Dr. Yam's Part D claims by kind of drug, 2024
- Generic484 claims72%
- Brand-name187 claims28%
Dr. Yam'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4762024: 53713%
Drugs named by CMS: 6 in 2024, 4 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. Julie L. Yam ranks in the 85th percentile for colonoscopy in Medicare
Dr. Yam accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 128 procedures of colonoscopy by Dr. Yam, more than 85% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Yam ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 83rd percentile140 procedures
- Colonoscopy
- 85th percentile128 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. Julie L. Yam has 6 publications on record
Dmand AI links 6 papers to Dr. Yam, published from 2018 to 2020. 2018 was the busiest year, with 3. The most frequent topics are Gastrointestinal Hemorrhage. Dr. Yam has published most often in BMJ Case Rep. Dr. Yam's most frequent co-authors are Manoj P. Rai, MD, Jacob M. Burch, DO and Atinuke Aluko, MD.
Papers6
Years published2018 to 2020
Dr. Yam's papers by year, 2018 to 2020
Topics Dr. Yam writes about most
- Gastrointestinal Hemorrhage
Dr. Yam's most frequent co-authors
Recent publications by Dr. Yam
Deglutition DisordersEndoscopy, GastrointestinalGastrointestinal Hemorrhage
AngioedemaAngiotensin-Converting Enzyme InhibitorsIntestine, Small
BMJ Case Rep
Arteriovenous MalformationsBlood TransfusionDiagnosis, Differential
See who Dr. Yam researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Yam 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. Julie L. Yam received $1,750 in industry payments from 2016 to 2025
CMS Open Payments shows 42 general payments to Dr. Yam from 15 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 95% of the total. Boston Scientific Corporation paid the most, $396.
General payments to Dr. Yam by program year, 2016 to 2025
General payments to Dr. Yam by kind, 2016 to 2025
$1.8Kin total
- Food and beverage$1,66095%
- Gifts$905%
Companies that paid Dr. Yam 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. Julie L. Yam graduated from Michigan State University College of Osteopathic Medicine
Dr. Yam graduated from Michigan State University College of Osteopathic Medicine in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Julie L. Yam'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 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. Julie L. Yam
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. Julie L. Yam's NPI number?
Dr. Julie L. Yam's NPI number is 1891131959. It was assigned on May 16, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Julie L. Yam?
Dr. Julie L. Yam is a gastroenterologist in Muskegon, Michigan. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Julie L. Yam practice?
Dr. Yam practices at 1700 Clinton Street, Muskegon, MI 49443. Dr. Yam's primary practice is Hackley Hospital - Unit in Muskegon, Michigan. Dmand AI also links Dr. Yam to 3 hospitals and 1 group practice or clinic.
What is Dr. Julie L. Yam's office phone number?
The practice phone on file for Dr. Yam is (231) 728-4007.
What is Dr. Julie L. Yam's medical license number?
Dr. Yam holds Michigan license 5101020259.
Which hospitals is Dr. Julie L. Yam affiliated with?
Dr. Yam is affiliated with Trinity Health Muskegon Hospital. Dmand AI links Dr. Yam to 4 more hospitals.
What medical group is Dr. Julie L. Yam part of?
Dr. Yam is linked to Trinity Health Medical Group, Gastroenterology - Muskegon.
Does Dr. Julie L. Yam accept Medicare?
Yes. CMS data shows Dr. Yam billed Medicare for 212 services in 2024, and Dr. Yam accepts Medicare assignment.
How many Medicare patients does Dr. Julie L. Yam see?
CMS counts 167 Medicare patients who saw Dr. Yam in 2024, with an average age of 70.
What services does Dr. Julie L. Yam bill to Medicare?
In 2024, Dr. Yam's most billed Medicare services were surgery: digestive system (43239), hospital inpatient care (99232) and surgery: digestive system (45385).
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Where did Dr. Julie L. Yam go to medical school?
Dr. Yam graduated from Michigan State University College of Osteopathic Medicine in 2013.
What drugs does Dr. Julie L. Yam prescribe most?
In 2024 Medicare Part D data, Dr. Yam's most prescribed drugs by claims were Peg 3350-Electrolyte, Omeprazole and Pantoprazole Sodium.
Has Dr. Julie L. Yam received payments from drug or device companies?
CMS Open Payments shows $1,750 in general payments to Dr. Yam from 15 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. Julie L. Yam been practicing?
Dr. Yam graduated from medical school in 2013, 13 years ago.
Does Dr. Julie L. Yam do research?
Dmand AI links 6 publications to Dr. Yam, published from 2018 to 2020.
Who does Dr. Julie L. Yam publish with?
Dr. Yam's most frequent co-authors are Manoj P. Rai, MD (5 shared papers), Jacob M. Burch, DO (2 shared papers) and Atinuke Aluko, MD (1 shared paper).
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