Nathan Stephen Larsen, RN
- Hospital affiliations
- 4
- Medical groups
- 3
- State licenses
- 2
- Year NPI issued
- 2023
- Practice address
- 1 Atwell Rd, Cooperstown, NY 13326
- Practice phone
- Call (607) 547-3931
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bassett Medical Center
Cooperstown, New York
Find Nathan Larsen'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.
Nathan Stephen Larsen is a nurse anesthetist in Cooperstown, New York
Nathan Larsen practices at Bassett Medical Center in Cooperstown, New York.
Nathan Larsen's NPI, 1821877150, was assigned on September 26, 2023. Nathan Larsen holds New York license 985480.
- NPI
- 1821877150NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8921518283
- NPI enumeration date
- September 26, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (607) 547-3931
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 27
- Medical school graduation
- 2025
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Nathan Stephen Larsen practices at Bassett Medical Center in Cooperstown, New York
Nathan Larsen's primary practice is Bassett Medical Center, at 1 Atwell Rd, Cooperstown, NY 13326 in Otsego County. The practice phone is (607) 547-3931.
- Bassett Medical Center1 Atwell Rd, Cooperstown, NY 13326 · Otsego CountyPhone(607) 547-3931
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Nathan Stephen Larsen is affiliated with 6 sites of care and 3 medical groups
Nathan Larsen's primary practice is Bassett Medical Center in Cooperstown, New York. Nathan Larsen is also affiliated with Bassett Medical Center. The medical group on file is Bassett Medical Center. Dmand AI also links Nathan Larsen to 3 more hospitals, 2 medical groups and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Nathan Stephen Larsen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nathan Larsen practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bassett Medical Center | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Nathan Stephen Larsen is one of 2,053 nurse anesthetists in New York
Nurse anesthetist, certified registered is Nathan Larsen's primary specialty in the NPI Registry, under taxonomy code 367500000X. Dmand AI has Nathan Larsen's licenses on file in 2 states: New York and Pennsylvania.
Specialties and state licenses
- Certified registered nurse anesthetist, New YorkPrimary
- Registered nurse, Pennsylvania
Nurse anesthetists near Nathan Larsen
Counts of nurse anesthetists 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
Nathan Stephen Larsen's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Nathan Larsen's median patient age at 63, with 51% women.
Nathan Larsen'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
- Women51%
- Men49%
Source: Dmand AI Patient Panel Data
How Nathan Stephen Larsen takes part in Medicare
Nathan Larsen 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)
Sources for Nathan Stephen Larsen'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 Nathan Stephen Larsen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nathan Stephen Larsen's NPI number?
Nathan Stephen Larsen's NPI number is 1821877150. It was assigned on September 26, 2023, and it is active in the NPI Registry.
What does Nathan Stephen Larsen specialize in?
Nathan Stephen Larsen is a nurse anesthetist in Cooperstown, New York. The primary specialty in the NPI Registry is Certified Registered Nurse Anesthetist (taxonomy code 367500000X).
Where does Nathan Stephen Larsen practice?
Nathan Larsen practices at 1 Atwell Rd, Cooperstown, NY 13326. Nathan Larsen's primary practice is Bassett Medical Center in Cooperstown, New York. Dmand AI also links Nathan Larsen to 3 hospitals, 2 medical groups and 1 group practice or clinic.
What is Nathan Stephen Larsen's office phone number?
The practice phone on file for Nathan Larsen is (607) 547-3931.
What is Nathan Stephen Larsen's medical license number?
Nathan Larsen holds New York license 985480, one of the licenses on file in 2 states.
Which states has Nathan Stephen Larsen been licensed in?
Dmand AI has state licenses on file for Nathan Larsen in New York and Pennsylvania.
Which hospitals is Nathan Stephen Larsen affiliated with?
Nathan Larsen is affiliated with Bassett Medical Center. Dmand AI links Nathan Larsen to 3 more hospitals.
What medical group is Nathan Stephen Larsen part of?
Nathan Larsen is linked to Bassett Medical Center. Dmand AI links Nathan Larsen to 2 more medical groups.
Does Nathan Stephen Larsen accept Medicare?
Yes. CMS lists Nathan Larsen as accepting Medicare assignment.
How long has Nathan Stephen Larsen been practicing?
Nathan Larsen graduated from medical school in 2025, 1 years ago.
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