Dr. Oliver P. Herfort, MD
- Medicare services, 2024
- 624
- Medicare patients, 2024
- 372
- Part D claims, 2024
- 4,953
- MIPS score, 2024
- 80
- Hospital affiliations
- 5
- Practice address
- 1 Medical Center Drive, Lebanon, NH 03756
- Practice phone
- Call (603) 650-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Herfort'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. Oliver P. Herfort is an internist in Lebanon, New Hampshire
Dr. Herfort practices at Dartmouth Hitchcock Medical Center in Lebanon, New Hampshire, part of Dartmouth-Hitchcock Health.
Dr. Herfort's NPI, 1497774848, was assigned on July 18, 2006. Dr. Herfort holds New Hampshire license 11828.
- NPI
- 1497774848NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103833678
- NPI enumeration date
- July 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (603) 650-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Oliver P. Herfort practices at Dartmouth Hitchcock Medical Center in Lebanon, New Hampshire
Dr. Herfort's primary practice is Dartmouth Hitchcock Medical Center, at 1 Medical Center Drive, Lebanon, NH 03756 in Grafton County. The practice phone is (603) 650-5000.
- Dartmouth Hitchcock Medical Center1 Medical Center Drive, Lebanon, NH 03756 · Grafton CountyPhone(603) 650-5000
Source: Dmand AI Affiliation Data
Dr. Oliver P. Herfort is affiliated with 10 sites of care and 3 medical groups
Dr. Herfort's primary practice is Dartmouth Hitchcock Medical Center in Lebanon, New Hampshire, part of Dartmouth-Hitchcock Health. Dr. Herfort is also affiliated with Alice Peck Day Memorial Hospital. The medical group on file is Dartmouth Hitchcock Medical Center. Dmand AI also links Dr. Herfort to 3 more hospitals, 3 home health agencies, 2 group practices and clinics and 2 medical groups, each named with a free account. Dr. Herfort's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Oliver P. Herfort's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Herfort practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dartmouth Hitchcock Medical Center | Available with a free account |
| +9 more sites and 2 medical groups | 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 Dartmouth-Hitchcock Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Oliver P. Herfort is one of 577 internists in New Hampshire
Internal medicine is Dr. Herfort's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Herfort is licensed in New Hampshire.
Specialties and state licenses
- Internal medicine, New HampshirePrimary
Internists near Dr. Herfort
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. Oliver P. Herfort billed Medicare for 624 services in 2024
CMS data shows 624 Medicare services from Dr. Herfort across 6 procedure codes in 2024, for 372 Medicare patients. Medicare paid $47,060 for them. Every service was in an office.
Dr. Herfort's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5162024: 4846%
- Other services
- 2023: 942024: 14049%
Dr. Herfort compared with the New Hampshire median for internists, 2024
- Dr. Herfort
- New Hampshire median
- Medicare services
- 624vs 43045% above
- Medicare patients
- 372vs 23161% above
- Part D claims
- 4,344vs 17924.3 times
Medians across 583 internists in New Hampshire with Dmand AI profiles that report each measure.
Dr. Herfort'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. Herfort?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Herfort and other internists in New Hampshire.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Oliver P. Herfort treated 372 Medicare patients in 2024, average age 71
CMS counts 372 Medicare patients who saw Dr. Herfort in 2024. The largest group is 65 to 74, with 185 patients. 58% of them have high blood pressure, and 45% have high cholesterol. 14% are also on Medicaid. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Herfort's median patient age at 63, with 43% women.
Dr. Herfort's Medicare patients by age, 2024
Dr. Herfort's Medicare patients by sex, 2024
- Women16544%
- Men20756%
Chronic conditions among Dr. Herfort's Medicare patients, 2024
- High blood pressure58%
- High cholesterol45%
- Arthritis35%
- Diabetes22%
- Mood disorders22%
- Anxiety19%
- Depression19%
- Ischemic heart disease18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Herfort's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Oliver P. Herfort wrote 4,953 Medicare Part D claims in 2024
In 2024, Dr. Herfort wrote 4,953 Medicare Part D claims for 514 patients. 89% of them were for generic drugs. CMS names the drug for 4,344 of them, across 101 drugs with 11 or more claims each, at $271,145 in total drug cost. In 2023, CMS named 4,026 claims across 92 drugs.
Dr. Herfort's Part D claims by kind of drug, 2024
- Generic4,385 claims89%
- Brand-name545 claims11%
- Other23 claims0%
Dr. Herfort'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. Herfort's Part D claims, 2024
- Opioids3%126 of 4,953 claims
- Antibiotics1%52 of 4,953 claims
- Antipsychotics, patients 65 and over0%18 of 4,953 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: 4,0262024: 4,3448%
Drugs named by CMS: 101 in 2024, 92 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. Oliver P. Herfort scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Herfort for performance year 2024, reported through an alternative payment model (APM). Dr. Herfort accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Herfort as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Herfort's MIPS scores, performance year 2024
- 80of 100Final score
- 53.5of 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
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.
Sources for Dr. Oliver P. Herfort'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)Clinician Public Reporting: Overall MIPS Performance (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. Oliver P. Herfort
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. Oliver P. Herfort's NPI number?
Dr. Oliver P. Herfort's NPI number is 1497774848. It was assigned on July 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Oliver P. Herfort?
Dr. Oliver P. Herfort is an internist in Lebanon, New Hampshire. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Oliver P. Herfort practice?
Dr. Herfort practices at 1 Medical Center Drive, Lebanon, NH 03756. Dr. Herfort's primary practice is Dartmouth Hitchcock Medical Center in Lebanon, New Hampshire, part of Dartmouth-Hitchcock Health. Dmand AI also links Dr. Herfort to 3 hospitals, 3 home health agencies, 2 group practices and clinics and 2 medical groups.
What is Dr. Oliver P. Herfort's office phone number?
The practice phone on file for Dr. Herfort is (603) 650-5000.
What is Dr. Oliver P. Herfort's medical license number?
Dr. Herfort holds New Hampshire license 11828.
Which hospitals is Dr. Oliver P. Herfort affiliated with?
Dr. Herfort practices at Dartmouth Hitchcock Medical Center in Lebanon, New Hampshire. Dr. Herfort is also affiliated with Alice Peck Day Memorial Hospital. Dmand AI links Dr. Herfort to 3 more hospitals.
What medical group is Dr. Oliver P. Herfort part of?
Dr. Herfort is linked to Dartmouth Hitchcock Medical Center. Dmand AI links Dr. Herfort to 2 more medical groups.
Does Dr. Oliver P. Herfort accept Medicare?
Yes. CMS data shows Dr. Herfort billed Medicare for 624 services in 2024, and Dr. Herfort accepts Medicare assignment.
Does Dr. Oliver P. Herfort offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Herfort as offering telehealth services.
What is Dr. Oliver P. Herfort's MIPS score?
Dr. Herfort's MIPS final score for performance year 2024 is 80 out of 100, reported through an alternative payment model (APM).
Show 4 more questionsShow fewer questions
How many Medicare patients does Dr. Oliver P. Herfort see?
CMS counts 372 Medicare patients who saw Dr. Herfort in 2024, with an average age of 71.
What services does Dr. Oliver P. Herfort bill to Medicare?
In 2024, Dr. Herfort's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).
What drugs does Dr. Oliver P. Herfort prescribe most?
In 2024 Medicare Part D data, Dr. Herfort's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Losartan Potassium.
How long has Dr. Oliver P. Herfort been practicing?
Dr. Herfort graduated from medical school in 1998, 28 years ago.
Selling to internal medicine practices?
See internists in New Hampshire 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