Dr. John Michael Panopoulos, DO
- Medicare services, 2024
- 64
- Medicare patients, 2024
- 40
- Hospital affiliations
- 2
- Industry payments
- $1,362
- Medical groups
- 4
- Practice address
- 100 McGregor Street, Manchester, NH 03102
- Practice phone
- Call (603) 668-3545
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. John Michael Panopoulos is an anesthesiologist in Manchester, New Hampshire
Dr. Panopoulos practices at Catholic Medical Center in Manchester, New Hampshire, part of HCA Healthcare.
Dr. Panopoulos' NPI, 1356342653, was assigned on August 9, 2005. Dr. Panopoulos holds New Hampshire license NH10491.
- NPI
- 1356342653NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456390772
- NPI enumeration date
- August 9, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (603) 668-3545
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Michael Panopoulos practices at Catholic Medical Center in Manchester, New Hampshire
Dr. Panopoulos' primary practice is Catholic Medical Center, at 100 McGregor Street, Manchester, NH 03102 in Hillsborough County. The practice phone is (603) 668-3545.
- Catholic Medical Center100 McGregor Street, Manchester, NH 03102 · Hillsborough CountyPhone(603) 668-3545
Source: Dmand AI Affiliation Data
Dr. John Michael Panopoulos is affiliated with 2 sites of care and 4 medical groups
Dr. Panopoulos' primary practice is Catholic Medical Center in Manchester, New Hampshire, part of HCA Healthcare. Dr. Panopoulos is also affiliated with Portsmouth Regional Hospital. The medical group on file is Surgical Care Group. Dmand AI also links Dr. Panopoulos to 3 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Michael Panopoulos' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Panopoulos practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Catholic Medical Center | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Michael Panopoulos is one of 236 anesthesiologists in New Hampshire
Anesthesiology is Dr. Panopoulos' primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Panopoulos is licensed in New Hampshire.
Specialties and state licenses
- Anesthesiology, New HampshirePrimary
Anesthesiologists near Dr. Panopoulos
Counts of anesthesiologists 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. John Michael Panopoulos billed Medicare for 64 services in 2024
CMS data shows 64 Medicare services from Dr. Panopoulos across 4 procedure codes in 2024, for 40 Medicare patients. Medicare paid $2,191 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Panopoulos' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 822024: 5039%
- Surgery
- 2023: 672024: 1479%
- Anesthesia
- 2023: 1402024: 0100%
Dr. Panopoulos compared with the New Hampshire median for anesthesiologists, 2024
- Dr. Panopoulos
- New Hampshire median
- Medicare services
- 64vs 9734% below
- Medicare patients
- 40vs 16876% below
Medians across 249 anesthesiologists in New Hampshire with Dmand AI profiles that report each measure.
Dr. Panopoulos' 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. Panopoulos?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Panopoulos and other anesthesiologists in New Hampshire.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Michael Panopoulos treated 40 Medicare patients in 2024, average age 72
CMS counts 40 Medicare patients who saw Dr. Panopoulos in 2024. The largest group is 65 to 74, with 22 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.35, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Panopoulos' median patient age at 70, with 44% women.
Dr. Panopoulos' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Panopoulos' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Atrial fibrillation70%
- Heart failure55%
- Arthritis43%
- Chronic kidney disease43%
- COPD30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Panopoulos' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women44%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. John Michael Panopoulos takes part in Medicare
Dr. Panopoulos accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. John Michael Panopoulos received $1,362 in industry payments from 2016 to 2020
CMS Open Payments shows 18 general payments to Dr. Panopoulos from 5 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 52% of the total. Edwards Lifesciences Corporation paid the most, $1,158.
General payments to Dr. Panopoulos by program year, 2016 to 2020
General payments to Dr. Panopoulos by kind, 2016 to 2020
- Food and beverage$70252%
- Travel and lodging$49937%
- Education$16112%
Companies that paid Dr. Panopoulos the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. John Michael Panopoulos'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. John Michael Panopoulos
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. John Michael Panopoulos' NPI number?
Dr. John Michael Panopoulos' NPI number is 1356342653. It was assigned on August 9, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John Michael Panopoulos?
Dr. John Michael Panopoulos is an anesthesiologist in Manchester, New Hampshire. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. John Michael Panopoulos practice?
Dr. Panopoulos practices at 100 McGregor Street, Manchester, NH 03102. Dr. Panopoulos' primary practice is Catholic Medical Center in Manchester, New Hampshire, part of HCA Healthcare. Dmand AI also links Dr. Panopoulos to 3 medical groups.
What is Dr. John Michael Panopoulos' office phone number?
The practice phone on file for Dr. Panopoulos is (603) 668-3545.
What is Dr. John Michael Panopoulos' medical license number?
Dr. Panopoulos holds New Hampshire license NH10491.
Which hospitals is Dr. John Michael Panopoulos affiliated with?
Dr. Panopoulos practices at Catholic Medical Center in Manchester, New Hampshire. Dr. Panopoulos is also affiliated with Portsmouth Regional Hospital.
What medical group is Dr. John Michael Panopoulos part of?
Dr. Panopoulos is linked to Surgical Care Group. Dmand AI links Dr. Panopoulos to 3 more medical groups.
Does Dr. John Michael Panopoulos accept Medicare?
Yes. CMS data shows Dr. Panopoulos billed Medicare for 64 services in 2024, and Dr. Panopoulos accepts Medicare assignment.
How many Medicare patients does Dr. John Michael Panopoulos see?
CMS counts 40 Medicare patients who saw Dr. Panopoulos in 2024, with an average age of 72.
What services does Dr. John Michael Panopoulos bill to Medicare?
In 2024, Dr. Panopoulos' most billed Medicare services were heart test or procedure (93312), heart test or procedure (93320) and heart test or procedure (93325).
Has Dr. John Michael Panopoulos received payments from drug or device companies?
CMS Open Payments shows $1,362 in general payments to Dr. Panopoulos from 5 companies from 2016 to 2020. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. John Michael Panopoulos been practicing?
Dr. Panopoulos graduated from medical school in 1988, 38 years ago.
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