Dr. Manoharan Nachiyappan, MD
- Medicare services, 2024
- 271
- Medicare patients, 2024
- 93
- Part D claims, 2024
- 4,824
- MIPS score, 2024
- 55
- Hospital affiliations
- 1
- Practice address
- 15 Riverside Ave, Bristol, CT 06010
- Practice phone
- Call (860) 585-3906
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bristol Hospital Multi Specialty Group, Inc
Bristol, Connecticut
Find Dr. Nachiyappan'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. Manoharan Nachiyappan is a psychiatrist in Bristol, Connecticut
Dr. Nachiyappan practices at Bristol Hospital Multi Specialty Group, Inc in Bristol, Connecticut.
Dr. Nachiyappan's NPI, 1467441378, was assigned on October 14, 2005. Dr. Nachiyappan holds Connecticut license 018752.
- NPI
- 1467441378NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961694815
- NPI enumeration date
- October 14, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (860) 585-3906
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 80
- Medical school graduation
- 1972
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Manoharan Nachiyappan practices at Bristol Hospital Multi Specialty Group, Inc in Bristol, Connecticut
Dr. Nachiyappan's primary practice is Bristol Hospital Multi Specialty Group, Inc, at 15 Riverside Ave, Bristol, CT 06010 in Naugatuck Vly County. The practice phone is (860) 585-3906.
- Bristol Hospital Multi Specialty Group, Inc15 Riverside Ave, Bristol, CT 06010 · Naugatuck Vly CountyPhone(860) 585-3906
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Manoharan Nachiyappan is affiliated with 4 sites of care and 2 medical groups
Dr. Nachiyappan's primary practice is Bristol Hospital Multi Specialty Group, Inc in Bristol, Connecticut. Dr. Nachiyappan is also affiliated with Bristol Hospital. The medical group on file is Bristol Health Medical Group. Dmand AI also links Dr. Nachiyappan to 2 more 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. Manoharan Nachiyappan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nachiyappan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bristol Hospital Multi Specialty Group, Inc | Available with a free account |
| +3 more sites and 1 medical group | 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. Manoharan Nachiyappan is one of 828 psychiatrists in Connecticut
Psychiatry is Dr. Nachiyappan's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Nachiyappan is licensed in Connecticut.
Specialties and state licenses
- Psychiatry, ConnecticutPrimary
Psychiatrists near Dr. Nachiyappan
Counts of psychiatrists 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. Manoharan Nachiyappan billed Medicare for 271 services in 2024
CMS data shows 271 Medicare services from Dr. Nachiyappan across 4 procedure codes in 2024, for 93 Medicare patients. Medicare paid $23,191 for them.
Dr. Nachiyappan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2522024: 252No change
- Tests and treatments
- 2023: 142024: 1936%
- Other services
- 2023: 222024: 0100%
Where Dr. Nachiyappan's Medicare services took place, 2024
- In an office23888%
- In a facility3312%
Dr. Nachiyappan compared with the Connecticut median for psychiatrists, 2024
- Dr. Nachiyappan
- Connecticut median
- Medicare services
- 271vs 1112.4 times
- Medicare patients
- 93vs 402.3 times
- Part D claims
- 4,601vs 14232.4 times
Medians across 886 psychiatrists in Connecticut with Dmand AI profiles that report each measure.
Dr. Nachiyappan'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. Nachiyappan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nachiyappan and other psychiatrists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Manoharan Nachiyappan treated 93 Medicare patients in 2024, average age 64
CMS counts 93 Medicare patients who saw Dr. Nachiyappan in 2024. The largest group is under 65, with 42 patients. 75% of them have mood disorders, and 73% have depression. 48% are also on Medicaid. Their average risk score is 1.17, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Nachiyappan's median patient age at 64, with 68% women.
Dr. Nachiyappan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Nachiyappan's Medicare patients by sex, 2024
- Women5660%
- Men3740%
Chronic conditions among Dr. Nachiyappan's Medicare patients, 2024
- Mood disorders75%
- Depression73%
- Anxiety70%
- High blood pressure63%
- High cholesterol62%
- Bipolar disorder31%
- Arthritis29%
- Schizophrenia and other psychoses28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nachiyappan's 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
- Women68%
- Men30%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Manoharan Nachiyappan wrote 4,824 Medicare Part D claims in 2024
In 2024, Dr. Nachiyappan wrote 4,824 Medicare Part D claims for 454 patients. 96% of them were for generic drugs. CMS names the drug for 4,601 of them, across 60 drugs with 11 or more claims each, at $209,049 in total drug cost. In 2023, CMS named 5,052 claims across 63 drugs.
Dr. Nachiyappan's Part D claims by kind of drug, 2024
- Generic4,637 claims96%
- Brand-name187 claims4%
Dr. Nachiyappan'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. Nachiyappan's Part D claims, 2024
- Antipsychotics, patients 65 and over9%425 of 4,824 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: 5,0522024: 4,6019%
Drugs named by CMS: 60 in 2024, 63 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. Manoharan Nachiyappan scored 55 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 55 out of 100 for Dr. Nachiyappan for performance year 2024, reported as part of a group. Dr. Nachiyappan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Nachiyappan as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Nachiyappan's MIPS scores, performance year 2024
- 55of 100Final score
- 11.8of 100Quality
- 98of 100Promoting Interoperability
- 0of 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
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. Manoharan Nachiyappan received $4,940 in industry payments from 2016 to 2024
CMS Open Payments shows 281 general payments to Dr. Nachiyappan from 29 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 99% of the total. Janssen Pharmaceuticals, Inc paid the most, $460.
General payments to Dr. Nachiyappan by program year, 2016 to 2024
General payments to Dr. Nachiyappan by kind, 2016 to 2024
- Food and beverage$4,91099%
- Education$301%
Companies that paid Dr. Nachiyappan the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Manoharan Nachiyappan's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Manoharan Nachiyappan
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. Manoharan Nachiyappan's NPI number?
Dr. Manoharan Nachiyappan's NPI number is 1467441378. It was assigned on October 14, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Manoharan Nachiyappan?
Dr. Manoharan Nachiyappan is a psychiatrist in Bristol, Connecticut. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Manoharan Nachiyappan practice?
Dr. Nachiyappan practices at 15 Riverside Ave, Bristol, CT 06010. Dr. Nachiyappan's primary practice is Bristol Hospital Multi Specialty Group, Inc in Bristol, Connecticut. Dmand AI also links Dr. Nachiyappan to 2 group practices and clinics and 1 medical group.
What is Dr. Manoharan Nachiyappan's office phone number?
The practice phone on file for Dr. Nachiyappan is (860) 585-3906.
What is Dr. Manoharan Nachiyappan's medical license number?
Dr. Nachiyappan holds Connecticut license 018752.
Which hospitals is Dr. Manoharan Nachiyappan affiliated with?
Dr. Nachiyappan is affiliated with Bristol Hospital.
What medical group is Dr. Manoharan Nachiyappan part of?
Dr. Nachiyappan is linked to Bristol Health Medical Group. Dmand AI links Dr. Nachiyappan to 1 more medical group.
Does Dr. Manoharan Nachiyappan accept Medicare?
Yes. CMS data shows Dr. Nachiyappan billed Medicare for 271 services in 2024, and Dr. Nachiyappan accepts Medicare assignment.
Does Dr. Manoharan Nachiyappan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Nachiyappan as offering telehealth services.
What is Dr. Manoharan Nachiyappan's MIPS score?
Dr. Nachiyappan's MIPS final score for performance year 2024 is 55 out of 100, reported as part of a group.
Show 5 more questionsShow fewer questions
How many Medicare patients does Dr. Manoharan Nachiyappan see?
CMS counts 93 Medicare patients who saw Dr. Nachiyappan in 2024, with an average age of 64.
What services does Dr. Manoharan Nachiyappan bill to Medicare?
In 2024, Dr. Nachiyappan's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and psychiatric service (90792).
What drugs does Dr. Manoharan Nachiyappan prescribe most?
In 2024 Medicare Part D data, Dr. Nachiyappan's most prescribed drugs by claims were Clonazepam, Alprazolam and Quetiapine Fumarate.
Has Dr. Manoharan Nachiyappan received payments from drug or device companies?
CMS Open Payments shows $4,940 in general payments to Dr. Nachiyappan from 29 companies from 2016 to 2024. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Manoharan Nachiyappan been practicing?
Dr. Nachiyappan graduated from medical school in 1972, 54 years ago.
Selling to psychiatry practices?
See psychiatrists in Connecticut 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