Dr. Janice M. Fields, MD
- Medicare services, 2024
- 466
- Medicare patients, 2024
- 254
- Part D claims, 2024
- 867
- MIPS score, 2024
- 95
- Hospital affiliations
- 3
- Practice address
- 30055 Northwestern Highway, Suite L-60, Farmington Hills, MI 48334
- Practice phone
- Call (248) 865-6555
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Michigan Endoscopy Center
Surgery Center - Medicare-Certified · Farmington Hills, Michigan
Find Dr. Fields' 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. Janice M. Fields is a gastroenterologist in Farmington Hills, Michigan
Dr. Fields practices at Michigan Endoscopy Center in Farmington Hills, Michigan.
Dr. Fields' NPI, 1346223609, was assigned on November 21, 2005. Dr. Fields holds Michigan license 4301066213.
- NPI
- 1346223609NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2466521638
- NPI enumeration date
- November 21, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (248) 865-6555
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Janice M. Fields practices at Michigan Endoscopy Center in Farmington Hills, Michigan
Dr. Fields' primary practice is Michigan Endoscopy Center, at 30055 Northwestern Highway, Suite L-60, Farmington Hills, MI 48334. The practice phone is (248) 865-6555.
- Michigan Endoscopy Center30055 Northwestern Highway, Suite L-60, Farmington Hills, MI 48334Phone(248) 865-6555
Source: Dmand AI Affiliation Data
Dr. Janice M. Fields is affiliated with 5 sites of care and 1 medical group
Dr. Fields' primary practice is Michigan Endoscopy Center in Farmington Hills, Michigan. Dr. Fields is also affiliated with Corewell Health William Beaumont University Hospital. The medical group on file is Digestive Health Associates. Dmand AI also links Dr. Fields to 2 more hospitals and 1 group practice or clinic, 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. Janice M. Fields' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fields practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Michigan Endoscopy Center | Available with a free account |
| +4 more affiliated sites | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Janice M. Fields is one of 487 gastroenterologists in Michigan
Gastroenterology is Dr. Fields' primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Fields is licensed in Michigan.
Specialties and state licenses
- Gastroenterology, MichiganPrimary
Gastroenterologists near Dr. Fields
Counts of gastroenterologists 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. Janice M. Fields billed Medicare for 466 services in 2024
CMS data shows 466 Medicare services from Dr. Fields across 11 procedure codes in 2024, for 254 Medicare patients. Medicare paid $41,276 for them.
Dr. Fields' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3052024: 26812%
- Surgery
- 2023: 1572024: 13017%
- Other services
- 2023: 182024: 68278%
Where Dr. Fields' Medicare services took place, 2024
- In an office17638%
- In a facility29062%
Dr. Fields compared with the Michigan median for gastroenterologists, 2024
- Dr. Fields
- Michigan median
- Medicare services
- 466vs 32444% above
- Medicare patients
- 254vs 23010% above
- Part D claims
- 717vs 42469% above
Medians across 487 gastroenterologists in Michigan with Dmand AI profiles that report each measure.
Dr. Fields' 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 Dr. Fields?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Fields and other gastroenterologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Janice M. Fields treated 254 Medicare patients in 2024, average age 72
CMS counts 254 Medicare patients who saw Dr. Fields in 2024. The largest group is 65 to 74, with 137 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.48, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Fields' median patient age at 64, with 83% women.
Dr. Fields' Medicare patients by age, 2024
Dr. Fields' Medicare patients by sex, 2024
- Women19677%
- Men5823%
Chronic conditions among Dr. Fields' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Diabetes40%
- Chronic kidney disease33%
- Ischemic heart disease30%
- Anxiety29%
- Mood disorders28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fields' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women83%
- Men16%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Janice M. Fields wrote 867 Medicare Part D claims in 2024
In 2024, Dr. Fields wrote 867 Medicare Part D claims for 267 patients. 85% of them were for generic drugs. CMS names the drug for 717 of them, across 15 drugs with 11 or more claims each, at $616,863 in total drug cost. In 2023, CMS named 799 claims across 15 drugs.
Dr. Fields' Part D claims by kind of drug, 2024
- Generic733 claims85%
- Brand-name and other134 claims15%
Dr. Fields' 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. Fields' Part D claims, 2024
- Antibiotics2%17 of 867 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: 7992024: 71710%
Drugs named by CMS: 15 in 2024, 15 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. Janice M. Fields scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Fields for performance year 2024, reported as part of a group. Dr. Fields accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 83 procedures of colonoscopy by Dr. Fields, more than 75% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Fields' MIPS scores, performance year 2024
- 95of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
- 85of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Fields ranks in Medicare procedure volume
- Colonoscopy
- 75th percentile83 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 64th percentile53 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Janice M. Fields received $14,821 in industry payments from 2016 to 2025
CMS Open Payments shows 908 general payments to Dr. Fields from 48 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 95% of the total. Abbvie Inc. paid the most, $3,454.
General payments to Dr. Fields by program year, 2016 to 2025
General payments to Dr. Fields by kind, 2016 to 2025
- Food and beverage$14,13395%
- Travel and lodging$6314%
- Gifts$340%
- Education$230%
Companies that paid Dr. Fields the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Janice M. Fields'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Janice M. Fields
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. Janice M. Fields' NPI number?
Dr. Janice M. Fields' NPI number is 1346223609. It was assigned on November 21, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Janice M. Fields?
Dr. Janice M. Fields is a gastroenterologist in Farmington Hills, Michigan. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Janice M. Fields practice?
Dr. Fields practices at 30055 Northwestern Highway, Suite L-60, Farmington Hills, MI 48334. Dr. Fields' primary practice is Michigan Endoscopy Center in Farmington Hills, Michigan. Dmand AI also links Dr. Fields to 2 hospitals and 1 group practice or clinic.
What is Dr. Janice M. Fields' office phone number?
The practice phone on file for Dr. Fields is (248) 865-6555.
What is Dr. Janice M. Fields' medical license number?
Dr. Fields holds Michigan license 4301066213.
Which hospitals is Dr. Janice M. Fields affiliated with?
Dr. Fields is affiliated with Corewell Health William Beaumont University Hospital. Dmand AI links Dr. Fields to 2 more hospitals.
What medical group is Dr. Janice M. Fields part of?
Dr. Fields is linked to Digestive Health Associates.
Does Dr. Janice M. Fields accept Medicare?
Yes. CMS data shows Dr. Fields billed Medicare for 466 services in 2024, and Dr. Fields accepts Medicare assignment.
What is Dr. Janice M. Fields' MIPS score?
Dr. Fields' MIPS final score for performance year 2024 is 95 out of 100, reported as part of a group.
How many Medicare patients does Dr. Janice M. Fields see?
CMS counts 254 Medicare patients who saw Dr. Fields in 2024, with an average age of 72.
Show 4 more questionsShow fewer questions
What services does Dr. Janice M. Fields bill to Medicare?
In 2024, Dr. Fields' most billed Medicare services were hospital inpatient care (99231), office visit, established patient (99213) and surgery: digestive system (45385).
What drugs does Dr. Janice M. Fields prescribe most?
In 2024 Medicare Part D data, Dr. Fields' most prescribed drugs by claims were Omeprazole, Famotidine and Pantoprazole Sodium.
Has Dr. Janice M. Fields received payments from drug or device companies?
CMS Open Payments shows $14,821 in general payments to Dr. Fields from 48 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Janice M. Fields been practicing?
Dr. Fields graduated from medical school in 1992, 34 years ago.
Selling to gastroenterology practices?
See gastroenterologists in Michigan by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card