Cynthia Lonneman, MD
NPI 1538380365 · Emergency Medicine Physician · Montrose, CO
Cynthia Lonneman, MD is a Emergency Medicine Physician provider in Montrose, CO (NPI 1538380365).
Provider details
- NPI number
- 1538380365
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- DR.0065373 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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.
Practice location
Mailing address
Additional practice locations (2)
- 300 W Ottley AveFruita, CO 81521-2118Phone: (970) 858-3900Fax: (970) 858-2202
- 915 East First StreetDuluth, MN 55805Phone: (218) 726-5555
Registry dates
- Enumerated
- 2007-05-01
- Last updated
- 2024-09-09
- Certified
- 2024-09-09
Frequently asked questions
- What is Cynthia Lonneman's NPI number?
- Cynthia Lonneman's National Provider Identifier (NPI) is 1538380365, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Lonneman's specialty?
- Cynthia Lonneman is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cynthia Lonneman located?
- Cynthia Lonneman's practice location on file with NPPES is 12870 6820 Rd, Montrose, CO 81401-9723.
- What is Cynthia Lonneman's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Lonneman is (218) 525-1579.
- Is Cynthia Lonneman's NPI active?
- Yes — Cynthia Lonneman's NPI (1538380365) is active in the NPPES registry as of the last update on 2024-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.