Ecology
Dr. Mark C. Fisher, MD, MPH
- Medicare services, 2024
- 26,953
- Medicare patients, 2024
- 1,451
- Part D claims, 2024
- 7,004
- Publications
- 47
- Clinical trials
- 2
- Practice address
- 289 Pleasant St, Fall River, MA 02721
- Practice phone
- Call (508) 676-3292
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Prima Care
Fall River, Massachusetts
Find Dr. Fisher'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. Mark C. Fisher is a rheumatologist in Fall River, Massachusetts
Dr. Fisher practices at Prima Care in Fall River, Massachusetts.
Dr. Fisher's NPI, 1932308244, was assigned on July 16, 2007. Dr. Fisher graduated from Rutgers Robert Wood Johnson Medical School in 2002. Dr. Fisher's Massachusetts license number on file is 239044.
- NPI
- 1932308244NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547310286
- NPI enumeration date
- July 16, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (508) 676-3292
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark C. Fisher practices at Prima Care in Fall River, Massachusetts
Dr. Fisher's primary practice is Prima Care, at 289 Pleasant St, Fall River, MA 02721 in Bristol County. The practice phone is (508) 676-3292.
- Prima Care289 Pleasant St, Fall River, MA 02721 · Bristol CountyPhone(508) 676-3292
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark C. Fisher is affiliated with 5 sites of care and 2 medical groups
Dr. Fisher's primary practice is Prima Care in Fall River, Massachusetts. Dr. Fisher is also affiliated with Charlton Memorial Hospital. The medical group on file is Prima Care. Dmand AI also links Dr. Fisher to 1 more hospital, 2 group practices and clinics and 1 medical group, each 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. Mark C. Fisher's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fisher practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Prima Care | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark C. Fisher is one of 275 rheumatologists in Massachusetts
Rheumatology is Dr. Fisher's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Fisher is board certified in rheumatology by the American Board of Internal Medicine. Dmand AI has Dr. Fisher's licenses on file in 5 states: Massachusetts, Florida, Rhode Island, New York and Pennsylvania.
Specialties and state licenses
- Rheumatology, MassachusettsPrimary
- Florida license
- Rhode Island license
- New York license
- Pennsylvania license
Clinical focus
Dmand AI lists arteritis, arthritis, fibromyalgia and chronic pain, fluid in a joint, gout, joint arthropathy, joint pain and lupus among the conditions Dr. Fisher treats.
Rheumatologists near Dr. Fisher
Counts of rheumatologists 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. Mark C. Fisher billed Medicare for 26,953 services in 2024
CMS data shows 26,953 Medicare services from Dr. Fisher across 38 procedure codes in 2024, for 1,451 Medicare patients. Medicare paid $596,541 for them. Every service was in an office.
Dr. Fisher's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 24,1022024: 21,22012%
- Lab and pathology
- 2023: 2,2772024: 2,00512%
- Imaging
- 2023: 6392024: 99556%
- Office and hospital visits
- 2023: 1,0402024: 93910%
- Tests and treatments
- 2023: 5152024: 70236%
- Surgery
- 2023: 7602024: 63916%
- Other services
- 2023: 722024: 453529%
Dr. Fisher compared with the Massachusetts median for rheumatologists, 2024
- Dr. Fisher
- Massachusetts median
- Medicare services
- 26,953vs 41265.4 times
- Medicare patients
- 1,451vs 2096.9 times
- Part D claims
- 6,692vs 50513.3 times
Medians across 268 rheumatologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Fisher'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.
Need commercial claims for Dr. Fisher?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Fisher and other rheumatologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark C. Fisher treated 1,451 Medicare patients in 2024, average age 71
CMS counts 1,451 Medicare patients who saw Dr. Fisher in 2024. The largest group is 65 to 74, with 597 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 33% are also on Medicaid. Their average risk score is 1.19, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Fisher's median patient age at 61, with 76% women.
Dr. Fisher's Medicare patients by age, 2024
Dr. Fisher's Medicare patients by sex, 2024
- Women1,18982%
- Men26218%
Chronic conditions among Dr. Fisher's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Arthritis62%
- Anxiety44%
- Osteoporosis41%
- Mood disorders35%
- Depression32%
- Diabetes28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fisher's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women76%
- Men22%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark C. Fisher wrote 7,004 Medicare Part D claims in 2024
In 2024, Dr. Fisher wrote 7,004 Medicare Part D claims for 905 patients. 91% of them were for generic drugs. CMS names the drug for 6,692 of them, across 64 drugs with 11 or more claims each, at $2,974,238 in total drug cost. In 2023, CMS named 5,829 claims across 58 drugs.
Dr. Fisher's Part D claims by kind of drug, 2024
- Generic6,353 claims91%
- Brand-name and other651 claims9%
Dr. Fisher'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. Fisher's Part D claims, 2024
- Opioids1%77 of 7,004 claims
- Antibiotics0%27 of 7,004 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: 5,8292024: 6,69215%
Drugs named by CMS: 64 in 2024, 58 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. Mark C. Fisher offers telehealth to Medicare patients
Dr. Fisher accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Fisher as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mark C. Fisher has 47 publications on record
Dmand AI links 47 papers to Dr. Fisher, published from 2009 to 2024. 2017 was the busiest year, with 4. The most frequent topics are Arthritis, Rheumatoid, Azaperone and Gout. Dr. Fisher has published most often in J Wildl Dis. Dr. Fisher's most frequent co-authors are Joel M. Kremer, MD, Mark Fisher, MD and Daria Barrett Crittenden, MD.
Dr. Fisher's papers by year, 2012 to 2024
Topics Dr. Fisher writes about most
- Arthritis, Rheumatoid
- Azaperone
- Gout
- Hypnotics and Sedatives
- Immobilization
- Medetomidine
- Postoperative Complications
- Antirheumatic Agents
Dr. Fisher's most frequent co-authors
- Joel M. Kremer, MD5 shared papers
- Mark Fisher, MD4 shared papers
- Daria Barrett Crittenden, MD3 shared papers
Recent publications by Dr. Fisher
Nat Rev Rheumatol
Can J Cardiol
Contemp Clin Trials Commun
See who Dr. Fisher researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Fisher works with, so you can find a warm path to the right rheumatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mark C. Fisher has worked on 2 clinical trials
Dmand AI links Dr. Fisher to 2 clinical trials. Conditions studied include Arthritis, Rheumatoid, Lupus Erythematosus, Systemic and Connective Tissue Diseases. Open Payments lists research payments to Dr. Fisher that name 3 trials.
Conditions in Dr. Fisher's trials
- Arthritis, Rheumatoid
- Lupus Erythematosus, Systemic
- Connective Tissue Diseases
- Rheumatic Diseases
Investigators on the most trials with Dr. Fisher
- Cristina Gale Arriens, MD2 shared trials
- Isam Diab, MD2 shared trials
- Antony Chunting Hou, MD2 shared trials
Recent clinical trials with Dr. Fisher
A Study of Baricitinib (LY3009104) in Participants With Rheumatoid Arthritis (opens in a new tab)
A Study of LY3471851 in Adults With Systemic Lupus Erythematosus (SLE) (opens in a new tab)
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Mark C. Fisher received $3,461 in industry payments from 2017 to 2025
CMS Open Payments shows 26 general payments to Dr. Fisher from 8 drug and device companies from 2017 to 2025. Consulting fees make up the largest share, 67% of the total. UCB, Inc. paid the most, $1,920. It also lists 3 research payments totaling $4,946 from 2020 to 2024, naming 3 clinical trials.
General payments to Dr. Fisher by program year, 2017 to 2025
General payments to Dr. Fisher by kind, 2017 to 2025
- Consulting fees$2,32067%
- Honoraria$80023%
- Food and beverage$34110%
Companies that paid Dr. Fisher the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark C. Fisher graduated from Rutgers Robert Wood Johnson Medical School
Dr. Fisher graduated from Rutgers Robert Wood Johnson Medical School in 2002. Dr. Fisher is a member of ACP.
- Medical school
- Board certified in rheumatology
Source: Dmand AI Professional Profile Data
Dr. Mark C. Fisher accepts plans from 13 insurance carriers
Dr. Fisher is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Humana
- Molina
- +5 more carriersWith a free account
Plan types Dr. Fisher accepts, by number of carriers
- Medicare10
- PPO9
- HMO5
- POS4
- Medicaid3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark C. Fisher'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| 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 Dr. Mark C. Fisher
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. Mark C. Fisher's NPI number?
Dr. Mark C. Fisher's NPI number is 1932308244. It was assigned on July 16, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark C. Fisher?
Dr. Mark C. Fisher is a rheumatologist in Fall River, Massachusetts. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Mark C. Fisher practice?
Dr. Fisher practices at 289 Pleasant St, Fall River, MA 02721. Dr. Fisher's primary practice is Prima Care in Fall River, Massachusetts. Dmand AI also links Dr. Fisher to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Mark C. Fisher's office phone number?
The practice phone on file for Dr. Fisher is (508) 676-3292.
What is Dr. Mark C. Fisher's medical license number?
Dr. Fisher's Massachusetts license number on file is 239044, one of the licenses on file in 5 states.
Which states has Dr. Mark C. Fisher been licensed in?
Dmand AI has state licenses on file for Dr. Fisher in Massachusetts (2009 to 2025), Florida (2024 to 2026), Rhode Island (2025 to 2026), New York (2006 to 2009) and Pennsylvania (2002 to 2006).
Which hospitals is Dr. Mark C. Fisher affiliated with?
Dr. Fisher is affiliated with Charlton Memorial Hospital. Dmand AI links Dr. Fisher to 1 more hospital.
What medical group is Dr. Mark C. Fisher part of?
Dr. Fisher is linked to Prima Care. Dmand AI links Dr. Fisher to 1 more medical group.
Does Dr. Mark C. Fisher accept Medicare?
Yes. CMS data shows Dr. Fisher billed Medicare for 26,953 services in 2024, and Dr. Fisher accepts Medicare assignment.
Does Dr. Mark C. Fisher offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Fisher as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Mark C. Fisher see?
CMS counts 1,451 Medicare patients who saw Dr. Fisher in 2024, with an average age of 71.
Is Dr. Mark C. Fisher board certified?
Yes. Dr. Fisher is board certified in rheumatology by the American Board of Internal Medicine.
What services does Dr. Mark C. Fisher bill to Medicare?
In 2024, Dr. Fisher's most billed Medicare services were injected or infused drug (J0897), injected or infused drug (J1010) and office visit, established patient (99214).
Where did Dr. Mark C. Fisher go to medical school?
Dr. Fisher graduated from Rutgers Robert Wood Johnson Medical School in 2002.
What drugs does Dr. Mark C. Fisher prescribe most?
In 2024 Medicare Part D data, Dr. Fisher's most prescribed drugs by claims were Hydroxychloroquine Sulfate, Gabapentin and Prednisone.
Has Dr. Mark C. Fisher received payments from drug or device companies?
CMS Open Payments shows $3,461 in general payments to Dr. Fisher from 8 companies from 2017 to 2025. The largest total came from UCB, Inc.
How long has Dr. Mark C. Fisher been practicing?
Dr. Fisher graduated from medical school in 2002, 24 years ago.
Does Dr. Mark C. Fisher do research?
Dmand AI links 47 publications to Dr. Fisher, published from 2009 to 2024. Dr. Fisher has worked on 2 clinical trials.
Who does Dr. Mark C. Fisher publish with?
Dr. Fisher's most frequent co-authors are Joel M. Kremer, MD (5 shared papers), Mark Fisher, MD (4 shared papers) and Daria Barrett Crittenden, MD (3 shared papers).
What insurance does Dr. Mark C. Fisher accept?
Dr. Fisher is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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