Dr. John J. Flanagan, MD
- Medicare services, 2024
- 378
- Medicare patients, 2024
- 346
- Part D claims, 2024
- 135
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 240 South Main Street, Wolfeboro, NH 03894
- Practice phone
- Call (603) 569-7500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. John J. Flanagan is an emergency medicine physician in Wolfeboro, New Hampshire
Dr. Flanagan practices at Huggins Hospital in Wolfeboro, New Hampshire, part of Huggins Hospital.
Dr. Flanagan's NPI, 1487814737, was assigned on June 11, 2008. Dr. Flanagan graduated from University of Massachusetts Medical School in 2008. Dr. Flanagan holds Massachusetts license 236541.
- NPI
- 1487814737NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587834015
- NPI enumeration date
- June 11, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (603) 569-7500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John J. Flanagan practices at Huggins Hospital in Wolfeboro, New Hampshire
Dr. Flanagan's primary practice is Huggins Hospital, at 240 South Main Street, Wolfeboro, NH 03894 in Carroll County. The practice phone is (603) 569-7500.
- Huggins Hospital240 South Main Street, Wolfeboro, NH 03894 · Carroll CountyPhone(603) 569-7500
Source: Dmand AI Affiliation Data
Dr. John J. Flanagan is affiliated with 2 sites of care and 1 medical group
Dr. Flanagan's primary practice is Huggins Hospital in Wolfeboro, New Hampshire, part of Huggins Hospital. The medical group on file is New Hampshire Emergency Physician Associates PC. Dmand AI also links Dr. Flanagan to 1 more hospital outpatient department, 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 J. Flanagan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Flanagan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Huggins Hospital | Available with a free account |
| +1 more affiliated site | 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 Huggins Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John J. Flanagan is one of 298 emergency medicine physicians in New Hampshire
Emergency medicine is Dr. Flanagan's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Flanagan's licenses on file in 2 states: Massachusetts and New Hampshire.
Specialties and state licenses
- Emergency medicine, MassachusettsPrimary
- New Hampshire license
Emergency medicine physicians near Dr. Flanagan
Counts of emergency medicine physicians 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 J. Flanagan billed Medicare for 378 services in 2024
CMS data shows 378 Medicare services from Dr. Flanagan across 3 procedure codes in 2024, for 346 Medicare patients. Medicare paid $40,234 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Flanagan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2932024: 37829%
Dr. Flanagan compared with the New Hampshire median for emergency medicine physicians, 2024
- Dr. Flanagan
- New Hampshire median
- Medicare services
- 378vs 23958% above
- Medicare patients
- 346vs 26630% above
- Part D claims
- 81vs 4484% above
Medians across 328 emergency medicine physicians in New Hampshire with Dmand AI profiles that report each measure.
Dr. Flanagan'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John J. Flanagan treated 346 Medicare patients in 2024, average age 77
CMS counts 346 Medicare patients who saw Dr. Flanagan in 2024. The largest group is 75 to 84, with 125 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.30, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Flanagan's median patient age at 60, with 54% women.
Dr. Flanagan's Medicare patients by age, 2024
Dr. Flanagan's Medicare patients by sex, 2024
- Women17851%
- Men16849%
Chronic conditions among Dr. Flanagan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis55%
- Anxiety33%
- Ischemic heart disease33%
- Atrial fibrillation29%
- Mood disorders29%
- Depression27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Flanagan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John J. Flanagan wrote 135 Medicare Part D claims in 2024
In 2024, Dr. Flanagan wrote 135 Medicare Part D claims for 91 patients. 98% of them were for generic drugs. CMS names the drug for 81 of them, across 6 drugs with 11 or more claims each, at $611 in total drug cost. In 2023, CMS named 15 claims across 1 drug.
Dr. Flanagan's Part D claims by kind of drug, 2024
- Generic132 claims98%
- Brand-name and other3 claims2%
Dr. Flanagan'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. Flanagan's Part D claims, 2024
- Opioids14%19 of 135 claims
- Antibiotics38%51 of 135 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: 152024: 81440%
Drugs named by CMS: 6 in 2024, 1 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
How Dr. John J. Flanagan takes part in Medicare
Dr. Flanagan 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 J. Flanagan graduated from University of Massachusetts Medical School
Dr. Flanagan graduated from University of Massachusetts Medical School in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John J. Flanagan'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) |
| 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) |
| 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. John J. Flanagan
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 J. Flanagan's NPI number?
Dr. John J. Flanagan's NPI number is 1487814737. It was assigned on June 11, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. John J. Flanagan?
Dr. John J. Flanagan is an emergency medicine physician in Wolfeboro, New Hampshire. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. John J. Flanagan practice?
Dr. Flanagan practices at 240 South Main Street, Wolfeboro, NH 03894. Dr. Flanagan's primary practice is Huggins Hospital in Wolfeboro, New Hampshire, part of Huggins Hospital. Dmand AI also links Dr. Flanagan to 1 hospital outpatient department.
What is Dr. John J. Flanagan's office phone number?
The practice phone on file for Dr. Flanagan is (603) 569-7500.
What is Dr. John J. Flanagan's medical license number?
Dr. Flanagan holds Massachusetts license 236541, one of the licenses on file in 2 states.
Which states has Dr. John J. Flanagan been licensed in?
Dmand AI has state licenses on file for Dr. Flanagan in Massachusetts and New Hampshire.
Which hospitals is Dr. John J. Flanagan affiliated with?
Dr. Flanagan practices at Huggins Hospital in Wolfeboro, New Hampshire.
What medical group is Dr. John J. Flanagan part of?
Dr. Flanagan is linked to New Hampshire Emergency Physician Associates PC.
Does Dr. John J. Flanagan accept Medicare?
Yes. CMS data shows Dr. Flanagan billed Medicare for 378 services in 2024, and Dr. Flanagan accepts Medicare assignment.
How many Medicare patients does Dr. John J. Flanagan see?
CMS counts 346 Medicare patients who saw Dr. Flanagan in 2024, with an average age of 77.
Show 4 more questionsShow fewer questions
What services does Dr. John J. Flanagan bill to Medicare?
In 2024, Dr. Flanagan's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and emergency department visit (99283).
Where did Dr. John J. Flanagan go to medical school?
Dr. Flanagan graduated from University of Massachusetts Medical School in 2008.
What drugs does Dr. John J. Flanagan prescribe most?
In 2024 Medicare Part D data, Dr. Flanagan's most prescribed drugs by claims were Cephalexin, Hydrocodone-Acetaminophen and Prednisone.
How long has Dr. John J. Flanagan been practicing?
Dr. Flanagan graduated from medical school in 2008, 18 years ago.
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