Dr. Wayne S. Warren, MD
- Medicare services, 2024
- 656
- Medicare patients, 2024
- 92
- Part D claims, 2024
- 4,800
- MIPS score, 2024
- 100
- Hospital affiliations
- 2
- Practice address
- 1308 Chapel St, New Haven, CT 06511
- Practice phone
- Call (203) 384-3975
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northeast Medical Group, Inc.
New Haven, Connecticut
Find Dr. Warren'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. Wayne S. Warren is an internist in New Haven, Connecticut
Dr. Warren practices at Northeast Medical Group, Inc. in New Haven, Connecticut.
Dr. Warren's NPI, 1447220496, was assigned on January 24, 2006. Dr. Warren graduated from Columbia University College of Physicians and Surgeons in 1985. Dr. Warren holds Connecticut license 029184.
- NPI
- 1447220496NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880614296
- NPI enumeration date
- January 24, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (203) 384-3975
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Wayne S. Warren practices at Northeast Medical Group, Inc. in New Haven, Connecticut
Dr. Warren's primary practice is Northeast Medical Group, Inc., at 1308 Chapel St, New Haven, CT 06511 in South Central Ct County. The practice phone is (203) 384-3975.
- Northeast Medical Group, Inc.1308 Chapel St, New Haven, CT 06511 · South Central Ct CountyPhone(203) 384-3975
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Wayne S. Warren is affiliated with 5 sites of care and 1 medical group
Dr. Warren's primary practice is Northeast Medical Group, Inc. in New Haven, Connecticut. Dr. Warren is also affiliated with Yale New Haven Hospital. The medical group on file is Northeast Medical Group. Dmand AI also links Dr. Warren to 1 more hospital, 1 group practice or clinic and 1 home health agency, 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. Wayne S. Warren's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Warren practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northeast Medical Group, Inc. | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Wayne S. Warren is one of 2,189 internists in Connecticut
Internal medicine is Dr. Warren's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Warren is licensed in Connecticut.
Specialties and state licenses
- Internal medicine, ConnecticutPrimary
Internists near Dr. Warren
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. Wayne S. Warren billed Medicare for 656 services in 2024
CMS data shows 656 Medicare services from Dr. Warren across 11 procedure codes in 2024, for 92 Medicare patients. Medicare paid $42,084 for them. Every service was in an office.
Dr. Warren's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2842024: 2744%
- Other services
- 2023: 932024: 17992%
- Tests and treatments
- 2023: 922024: 12132%
- Surgery
- 2023: 922024: 8211%
Dr. Warren compared with the Connecticut median for internists, 2024
- Dr. Warren
- Connecticut median
- Medicare services
- 656vs 39068% above
- Medicare patients
- 92vs 17247% below
- Part D claims
- 4,170vs 34312.2 times
Medians across 2,185 internists in Connecticut with Dmand AI profiles that report each measure.
Dr. Warren'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. Warren and other internists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Wayne S. Warren treated 92 Medicare patients in 2024, average age 75
CMS counts 92 Medicare patients who saw Dr. Warren in 2024. The largest group is 65 to 74, with 44 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.34, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Warren's median patient age at 65, with 46% women.
Dr. Warren's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Warren's Medicare patients by sex, 2024
- Women3841%
- Men5459%
Chronic conditions among Dr. Warren's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis37%
- Chronic kidney disease30%
- Diabetes24%
- Ischemic heart disease21%
- Cancer20%
- Atrial fibrillation17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Warren's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women46%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Wayne S. Warren wrote 4,800 Medicare Part D claims in 2024
In 2024, Dr. Warren wrote 4,800 Medicare Part D claims for 364 patients. 85% of them were for generic drugs. CMS names the drug for 4,170 of them, across 80 drugs with 11 or more claims each, at $559,286 in total drug cost. In 2023, CMS named 4,195 claims across 84 drugs.
Dr. Warren's Part D claims by kind of drug, 2024
- Generic4,103 claims85%
- Brand-name646 claims13%
- Other51 claims1%
Dr. Warren'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. Warren's Part D claims, 2024
- Opioids0%21 of 4,800 claims
- Antibiotics2%79 of 4,800 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: 4,1952024: 4,1701%
Drugs named by CMS: 80 in 2024, 84 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. Wayne S. Warren 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. Warren for performance year 2024, reported through an alternative payment model (APM). Dr. Warren accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Warren as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Warren'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. Wayne S. Warren received $242,827 in industry payments from 2016 to 2025
CMS Open Payments shows 1,634 general payments to Dr. Warren from 42 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 72% of the total. Amgen Inc. paid the most, $125,510.
General payments to Dr. Warren by program year, 2016 to 2025
General payments to Dr. Warren by kind, 2016 to 2025
- Speaker and faculty fees$174,25272%
- Food and beverage$35,35515%
- Travel and lodging$18,4428%
- Consulting fees$14,2926%
- Education$4860%
Companies that paid Dr. Warren 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. Wayne S. Warren graduated from Columbia University College of Physicians and Surgeons
Dr. Warren graduated from Columbia University College of Physicians and Surgeons in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Wayne S. Warren'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. Wayne S. Warren
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. Wayne S. Warren's NPI number?
Dr. Wayne S. Warren's NPI number is 1447220496. It was assigned on January 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Wayne S. Warren?
Dr. Wayne S. Warren is an internist in New Haven, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Wayne S. Warren practice?
Dr. Warren practices at 1308 Chapel St, New Haven, CT 06511. Dr. Warren's primary practice is Northeast Medical Group, Inc. in New Haven, Connecticut. Dmand AI also links Dr. Warren to 1 hospital, 1 group practice or clinic and 1 home health agency.
What is Dr. Wayne S. Warren's office phone number?
The practice phone on file for Dr. Warren is (203) 384-3975.
What is Dr. Wayne S. Warren's medical license number?
Dr. Warren holds Connecticut license 029184.
Which hospitals is Dr. Wayne S. Warren affiliated with?
Dr. Warren is affiliated with Yale New Haven Hospital. Dmand AI links Dr. Warren to 1 more hospital.
What medical group is Dr. Wayne S. Warren part of?
Dr. Warren is linked to Northeast Medical Group.
Does Dr. Wayne S. Warren accept Medicare?
Yes. CMS data shows Dr. Warren billed Medicare for 656 services in 2024, and Dr. Warren accepts Medicare assignment.
Does Dr. Wayne S. Warren offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Warren as offering telehealth services.
What is Dr. Wayne S. Warren's MIPS score?
Dr. Warren's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. Wayne S. Warren see?
CMS counts 92 Medicare patients who saw Dr. Warren in 2024, with an average age of 75.
What services does Dr. Wayne S. Warren bill to Medicare?
In 2024, Dr. Warren's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and surgery: heart and blood vessels (36415).
Where did Dr. Wayne S. Warren go to medical school?
Dr. Warren graduated from Columbia University College of Physicians and Surgeons in 1985.
What drugs does Dr. Wayne S. Warren prescribe most?
In 2024 Medicare Part D data, Dr. Warren's most prescribed drugs by claims were Rosuvastatin Calcium, Atorvastatin Calcium and Amlodipine Besylate.
Has Dr. Wayne S. Warren received payments from drug or device companies?
CMS Open Payments shows $242,827 in general payments to Dr. Warren from 42 companies from 2016 to 2025. The largest total came from Amgen Inc.
How long has Dr. Wayne S. Warren been practicing?
Dr. Warren graduated from medical school in 1985, 41 years ago.
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