Dr. Michael C. Rubinstein, MD
- Medicare services, 2024
- 1,799
- Medicare patients, 2024
- 476
- Part D claims, 2024
- 12,319
- MIPS score, 2024
- 100
- Hospital affiliations
- 4
- Practice address
- 5 Pequot Pk Rd, Westbrook, CT 06498
- Practice phone
- Call (860) 391-8068
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Applegate Orthopedic Spine Center - 5 Pequot Park Rd
Westbrook, Connecticut
Find Dr. Rubinstein'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. Michael C. Rubinstein is an internist in Westbrook, Connecticut
Dr. Rubinstein practices at Applegate Orthopedic Spine Center - 5 Pequot Park Rd in Westbrook, Connecticut.
Dr. Rubinstein's NPI, 1083702633, was assigned on October 10, 2006. Dr. Rubinstein graduated from Stony Brook University Health Sciences Center School of Medicine in 1989. Dr. Rubinstein holds Connecticut license 031728.
- NPI
- 1083702633NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113021338
- NPI enumeration date
- October 10, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (860) 391-8068
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael C. Rubinstein practices at Applegate Orthopedic Spine Center - 5 Pequot Park Rd in Westbrook, Connecticut
Dr. Rubinstein's primary practice is Applegate Orthopedic Spine Center - 5 Pequot Park Rd, at 5 Pequot Pk Rd, Westbrook, CT 06498 in Lower Ct River Vly County. The practice phone is (860) 391-8068.
- Applegate Orthopedic Spine Center - 5 Pequot Park Rd5 Pequot Pk Rd, Westbrook, CT 06498 · Lower Ct River Vly CountyPhone(860) 391-8068
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael C. Rubinstein is affiliated with 10 sites of care and 1 medical group
Dr. Rubinstein's primary practice is Applegate Orthopedic Spine Center - 5 Pequot Park Rd in Westbrook, Connecticut. Dr. Rubinstein is also affiliated with Yale New Haven Hospital. The medical group on file is Northeast Medical Group. Dmand AI also links Dr. Rubinstein to 3 more hospitals, 2 home health agencies, 1 physician office, 1 group practice or clinic and 1 hospice, 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. Michael C. Rubinstein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rubinstein practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Applegate Orthopedic Spine Center - 5 Pequot Park Rd | Available with a free account |
| +9 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael C. Rubinstein is one of 2,189 internists in Connecticut
Internal medicine is Dr. Rubinstein's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Rubinstein is licensed in Connecticut.
Specialties and state licenses
- Internal medicine, ConnecticutPrimary
Internists near Dr. Rubinstein
Counts of internists 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. Michael C. Rubinstein billed Medicare for 1,799 services in 2024
CMS data shows 1,799 Medicare services from Dr. Rubinstein across 17 procedure codes in 2024, for 476 Medicare patients. Medicare paid $153,496 for them. Every service was in an office.
Dr. Rubinstein's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 5682024: 79039%
- Office and hospital visits
- 2023: 7302024: 7034%
- Tests and treatments
- 2023: 2782024: 2925%
- Lab and pathology
- 2023: 142024: 14No change
Dr. Rubinstein compared with the Connecticut median for internists, 2024
- Dr. Rubinstein
- Connecticut median
- Medicare services
- 1,799vs 3904.6 times
- Medicare patients
- 476vs 1722.8 times
- Part D claims
- 11,503vs 34333.5 times
Medians across 2,185 internists in Connecticut with Dmand AI profiles that report each measure.
Dr. Rubinstein'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. Rubinstein and other internists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael C. Rubinstein treated 476 Medicare patients in 2024, average age 77
CMS counts 476 Medicare patients who saw Dr. Rubinstein in 2024. The largest group is 75 to 84, with 225 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 3% are also on Medicaid. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Rubinstein's median patient age at 73, with 37% women.
Dr. Rubinstein's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Rubinstein's Medicare patients by sex, 2024
- Women18639%
- Men29061%
Chronic conditions among Dr. Rubinstein's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Arthritis40%
- Ischemic heart disease23%
- Atrial fibrillation20%
- Cancer20%
- Osteoporosis20%
- Diabetes18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rubinstein's 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
- Women37%
- Men61%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael C. Rubinstein wrote 12,319 Medicare Part D claims in 2024
In 2024, Dr. Rubinstein wrote 12,319 Medicare Part D claims for 1,049 patients. 88% of them were for generic drugs. CMS names the drug for 11,503 of them, across 142 drugs with 11 or more claims each, at $995,694 in total drug cost. In 2023, CMS named 11,046 claims across 135 drugs.
Dr. Rubinstein's Part D claims by kind of drug, 2024
- Generic10,876 claims88%
- Brand-name1,393 claims11%
- Other50 claims0%
Dr. Rubinstein'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. Rubinstein's Part D claims, 2024
- Opioids1%110 of 12,319 claims
- Antibiotics2%224 of 12,319 claims
- Antipsychotics, patients 65 and over0%18 of 12,319 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: 11,0462024: 11,5034%
Drugs named by CMS: 142 in 2024, 135 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. Michael C. Rubinstein scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Rubinstein for performance year 2024, reported through an alternative payment model (APM). Dr. Rubinstein accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Rubinstein's MIPS scores, performance year 2024
- 100of 100Final score
- 86.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
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. Michael C. Rubinstein received $12,754 in industry payments from 2016 to 2025
CMS Open Payments shows 995 general payments to Dr. Rubinstein from 42 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Novo Nordisk Inc paid the most, $1,672.
General payments to Dr. Rubinstein by program year, 2016 to 2025
General payments to Dr. Rubinstein by kind, 2016 to 2025
- Food and beverage$12,46598%
- Education$2892%
Companies that paid Dr. Rubinstein 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. Michael C. Rubinstein graduated from Stony Brook University Health Sciences Center School of Medicine
Dr. Rubinstein graduated from Stony Brook University Health Sciences Center School of Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael C. Rubinstein'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (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 |
| 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. Michael C. Rubinstein
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. Michael C. Rubinstein's NPI number?
Dr. Michael C. Rubinstein's NPI number is 1083702633. It was assigned on October 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael C. Rubinstein?
Dr. Michael C. Rubinstein is an internist in Westbrook, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Michael C. Rubinstein practice?
Dr. Rubinstein practices at 5 Pequot Pk Rd, Westbrook, CT 06498. Dr. Rubinstein's primary practice is Applegate Orthopedic Spine Center - 5 Pequot Park Rd in Westbrook, Connecticut. Dmand AI also links Dr. Rubinstein to 3 hospitals, 2 home health agencies, 1 physician office, 1 group practice or clinic and 1 hospice.
What is Dr. Michael C. Rubinstein's office phone number?
The practice phone on file for Dr. Rubinstein is (860) 391-8068.
What is Dr. Michael C. Rubinstein's medical license number?
Dr. Rubinstein holds Connecticut license 031728.
Which hospitals is Dr. Michael C. Rubinstein affiliated with?
Dr. Rubinstein is affiliated with Yale New Haven Hospital. Dmand AI links Dr. Rubinstein to 3 more hospitals.
What medical group is Dr. Michael C. Rubinstein part of?
Dr. Rubinstein is linked to Northeast Medical Group.
Does Dr. Michael C. Rubinstein accept Medicare?
Yes. CMS data shows Dr. Rubinstein billed Medicare for 1,799 services in 2024, and Dr. Rubinstein accepts Medicare assignment.
What is Dr. Michael C. Rubinstein's MIPS score?
Dr. Rubinstein's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Michael C. Rubinstein see?
CMS counts 476 Medicare patients who saw Dr. Rubinstein in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. Michael C. Rubinstein bill to Medicare?
In 2024, Dr. Rubinstein's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and medicare service (G2211).
Where did Dr. Michael C. Rubinstein go to medical school?
Dr. Rubinstein graduated from Stony Brook University Health Sciences Center School of Medicine in 1989.
What drugs does Dr. Michael C. Rubinstein prescribe most?
In 2024 Medicare Part D data, Dr. Rubinstein's most prescribed drugs by claims were Rosuvastatin Calcium, Atorvastatin Calcium and Amlodipine Besylate.
Has Dr. Michael C. Rubinstein received payments from drug or device companies?
CMS Open Payments shows $12,754 in general payments to Dr. Rubinstein from 42 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Michael C. Rubinstein been practicing?
Dr. Rubinstein graduated from medical school in 1989, 37 years ago.
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