Dr. Mark J. Hotchkiss, MD
- Medicare services, 2024
- 656
- Medicare patients, 2024
- 290
- Part D claims, 2024
- 1,809
- MIPS score, 2024
- 95
- Hospital affiliations
- 3
- Practice address
- 501 Kings E Hwy, Fairfield, CT 06825
- Practice phone
- Call (860) 561-1233
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dental Sedation Center of Connecticut
Fairfield, Connecticut
Find Dr. Hotchkiss' 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 J. Hotchkiss is a nephrologist in Fairfield, Connecticut
Dr. Hotchkiss practices at Dental Sedation Center of Connecticut in Fairfield, Connecticut.
Dr. Hotchkiss' NPI, 1861488033, was assigned on September 23, 2005. Dr. Hotchkiss graduated from Renaissance School of Medicine at Stony Brook University in 1990. Dr. Hotchkiss holds Connecticut license 34345.
- NPI
- 1861488033NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315031580
- NPI enumeration date
- September 23, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (860) 561-1233
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- 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. Mark J. Hotchkiss practices at Dental Sedation Center of Connecticut in Fairfield, Connecticut
Dr. Hotchkiss' primary practice is Dental Sedation Center of Connecticut, at 501 Kings E Hwy, Fairfield, CT 06825 in Greater Bridgeport County. The practice phone is (860) 561-1233.
- Dental Sedation Center of Connecticut501 Kings E Hwy, Fairfield, CT 06825 · Greater Bridgeport CountyPhone(860) 561-1233
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark J. Hotchkiss is affiliated with 6 sites of care and 1 medical group
Dr. Hotchkiss' primary practice is Dental Sedation Center of Connecticut in Fairfield, Connecticut. Dr. Hotchkiss is also affiliated with Yale New Haven Hospital. The medical group on file is Physicians Alliance of Connecticut (PACT). Dmand AI also links Dr. Hotchkiss to 2 more hospitals, 1 dialysis center and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark J. Hotchkiss' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hotchkiss practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dental Sedation Center of Connecticut | 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. Mark J. Hotchkiss is one of 141 nephrologists in Connecticut
Nephrology is Dr. Hotchkiss' primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Hotchkiss is board certified in nephrology by the American Board of Internal Medicine. Dr. Hotchkiss is licensed in Connecticut.
Specialties and state licenses
- Nephrology, ConnecticutPrimary
Clinical focus
Dmand AI lists acute kidney failure, chronic anemia, chronic kidney disease, fluid and electrolyte imbalances, kidney cysts, kidney disease and parathyroid gland disorder among the conditions Dr. Hotchkiss treats.
Nephrologists near Dr. Hotchkiss
Counts of nephrologists 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 J. Hotchkiss billed Medicare for 656 services in 2024
CMS data shows 656 Medicare services from Dr. Hotchkiss across 7 procedure codes in 2024, for 290 Medicare patients. Medicare paid $101,677 for them.
Dr. Hotchkiss' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5872024: 47918%
- Tests and treatments
- 2023: 2892024: 17739%
- Other services
- 2023: 2,4302024: 0100%
Where Dr. Hotchkiss' Medicare services took place, 2024
- In an office54283%
- In a facility11417%
Dr. Hotchkiss compared with the Connecticut median for nephrologists, 2024
- Dr. Hotchkiss
- Connecticut median
- Medicare services
- 656vs 73210% below
- Medicare patients
- 290vs 26111% above
- Part D claims
- 1,511vs 6002.5 times
Medians across 137 nephrologists in Connecticut with Dmand AI profiles that report each measure.
Dr. Hotchkiss' 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. Hotchkiss?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hotchkiss and other nephrologists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark J. Hotchkiss treated 290 Medicare patients in 2024, average age 77
CMS counts 290 Medicare patients who saw Dr. Hotchkiss in 2024. The largest group is 75 to 84, with 102 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 31% are also on Medicaid. Their average risk score is 3.28, 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. Hotchkiss' median patient age at 73, with 47% women.
Dr. Hotchkiss' Medicare patients by age, 2024
Dr. Hotchkiss' Medicare patients by sex, 2024
- Women14751%
- Men14349%
Chronic conditions among Dr. Hotchkiss' Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes54%
- Arthritis49%
- Heart failure39%
- Ischemic heart disease39%
- Mood disorders31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hotchkiss' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women47%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark J. Hotchkiss wrote 1,809 Medicare Part D claims in 2024
In 2024, Dr. Hotchkiss wrote 1,809 Medicare Part D claims for 329 patients. 87% of them were for generic drugs. CMS names the drug for 1,511 of them, across 39 drugs with 11 or more claims each, at $192,572 in total drug cost. In 2023, CMS named 1,305 claims across 36 drugs.
Dr. Hotchkiss' Part D claims by kind of drug, 2024
- Generic1,581 claims87%
- Brand-name and other228 claims13%
Dr. Hotchkiss' 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. Hotchkiss' Part D claims, 2024
- Opioids2%34 of 1,809 claims
- Antibiotics2%41 of 1,809 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: 1,3052024: 1,51116%
Drugs named by CMS: 39 in 2024, 36 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 J. Hotchkiss 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. Hotchkiss for performance year 2024, reported as part of a group. Dr. Hotchkiss accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hotchkiss as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Hotchkiss' MIPS scores, performance year 2024
- 95of 100Final score
- 83.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 73of 100Cost
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. Mark J. Hotchkiss received $3,118 in industry payments from 2016 to 2025
CMS Open Payments shows 150 general payments to Dr. Hotchkiss from 24 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Amgen Inc. paid the most, $499.
General payments to Dr. Hotchkiss by program year, 2016 to 2025
General payments to Dr. Hotchkiss by kind, 2016 to 2025
- Food and beverage$3,09599%
- Gifts$161%
- Education$70%
Companies that paid Dr. Hotchkiss 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. Mark J. Hotchkiss has 1 award and honors on record
Dmand AI lists 1 award for Dr. Hotchkiss, most recently CMS Stage 1 EHR in 2012.
Awards and honors for Dr. Hotchkiss
- 2012
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Mark J. Hotchkiss graduated from Renaissance School of Medicine at Stony Brook University
Dr. Hotchkiss graduated from Renaissance School of Medicine at Stony Brook University in 1990.
- Medical school
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. Mark J. Hotchkiss accepts plans from 15 insurance carriers
Dr. Hotchkiss is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Hotchkiss accepts, by number of carriers
- PPO9
- Medicare8
- HMO7
- POS5
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark J. Hotchkiss'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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 J. Hotchkiss
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 J. Hotchkiss' NPI number?
Dr. Mark J. Hotchkiss' NPI number is 1861488033. It was assigned on September 23, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark J. Hotchkiss?
Dr. Mark J. Hotchkiss is a nephrologist in Fairfield, Connecticut. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Mark J. Hotchkiss practice?
Dr. Hotchkiss practices at 501 Kings E Hwy, Fairfield, CT 06825. Dr. Hotchkiss' primary practice is Dental Sedation Center of Connecticut in Fairfield, Connecticut. Dmand AI also links Dr. Hotchkiss to 2 hospitals, 1 dialysis center and 1 group practice or clinic.
What is Dr. Mark J. Hotchkiss' office phone number?
The practice phone on file for Dr. Hotchkiss is (860) 561-1233.
What is Dr. Mark J. Hotchkiss' medical license number?
Dr. Hotchkiss holds Connecticut license 34345.
Which hospitals is Dr. Mark J. Hotchkiss affiliated with?
Dr. Hotchkiss is affiliated with Yale New Haven Hospital. Dmand AI links Dr. Hotchkiss to 2 more hospitals.
What medical group is Dr. Mark J. Hotchkiss part of?
Dr. Hotchkiss is linked to Physicians Alliance of Connecticut (PACT).
Does Dr. Mark J. Hotchkiss accept Medicare?
Yes. CMS data shows Dr. Hotchkiss billed Medicare for 656 services in 2024, and Dr. Hotchkiss accepts Medicare assignment.
Does Dr. Mark J. Hotchkiss offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Hotchkiss as offering telehealth services.
What is Dr. Mark J. Hotchkiss' MIPS score?
Dr. Hotchkiss' MIPS final score for performance year 2024 is 95 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Mark J. Hotchkiss see?
CMS counts 290 Medicare patients who saw Dr. Hotchkiss in 2024, with an average age of 77.
Is Dr. Mark J. Hotchkiss board certified?
Yes. Dr. Hotchkiss is board certified in nephrology by the American Board of Internal Medicine.
What services does Dr. Mark J. Hotchkiss bill to Medicare?
In 2024, Dr. Hotchkiss' most billed Medicare services were office visit, established patient (99214), dialysis (90960) and hospital inpatient care (99232).
Where did Dr. Mark J. Hotchkiss go to medical school?
Dr. Hotchkiss graduated from Renaissance School of Medicine at Stony Brook University in 1990.
What drugs does Dr. Mark J. Hotchkiss prescribe most?
In 2024 Medicare Part D data, Dr. Hotchkiss' most prescribed drugs by claims were Calcitriol, Amlodipine Besylate and Furosemide.
Has Dr. Mark J. Hotchkiss received payments from drug or device companies?
CMS Open Payments shows $3,118 in general payments to Dr. Hotchkiss from 24 companies from 2016 to 2025. The largest total came from Amgen Inc.
How long has Dr. Mark J. Hotchkiss been practicing?
Dr. Hotchkiss graduated from medical school in 1990, 36 years ago.
What insurance does Dr. Mark J. Hotchkiss accept?
Dr. Hotchkiss is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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