Christopher Ahern, D.O.
NPI 1124405352 · Hospice and Palliative Medicine (Internal Medicine) Physician · Lebanon, NH
Enrolled with Medicare as Practitioner - Hospice/Palliative Care · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Ahern, D.O. is a Hospice and Palliative Medicine (Internal Medicine) Physician provider in Lebanon, NH (NPI 1124405352).
Provider details
- NPI number
- 1124405352
- Entity type
- Individual
- Primary specialty
- Hospice and Palliative Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 20698 (NH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
134 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 63 | $140 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 53 | $178 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 18 | $172 |
Typical Medicare-allowed amounts for these services range $140–$178 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Fentanyl | 36 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 35 |
| Gabapentin | 33 |
| Morphine Sulfate | 31 |
| Oxycodone Hcl | 30 |
| Pregabalin | 27 |
| Hydromorphone Hcl | 13 |
| Buprenorphine | 12 |
| Oxycodone Myristate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-27
- Last updated
- 2020-08-20
- Certified
- 2020-08-20
Frequently asked questions
- What is Christopher Ahern's NPI number?
- Christopher Ahern's National Provider Identifier (NPI) is 1124405352, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Ahern's specialty?
- Christopher Ahern is listed in the NPPES registry with a primary specialty of Hospice and Palliative Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Ahern located?
- Christopher Ahern's practice location on file with NPPES is One Medical Center Drive, Lebanon, NH 03756-0001.
- What is Christopher Ahern's phone number?
- The practice phone number listed in the NPPES registry for Christopher Ahern is (860) 358-6486.
- Does Christopher Ahern accept Medicare?
- Christopher Ahern is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Ahern's NPI active?
- Yes — Christopher Ahern's NPI (1124405352) is active in the NPPES registry as of the last update on 2020-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.