CYNTHIA L LONNEMAN MD
NPI 1538380365
Emergency Medicine in Montrose, CO

NPI Status: Active since May 01, 2007

Contact Information

12870 6820 RD
MONTROSE, CO
ZIP 81401
Phone: (218) 525-1579

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NPPES record last updated: September 9, 2024. Verified against the NPPES registry weekly; last sync: July 12, 2026.

  • Individual
  • Female
  • Emergency Medicine
  • Accepts Insurance

About CYNTHIA LONNEMAN

This page provides the complete NPI Profile along with additional information for Cynthia Lonneman, a provider established in Montrose, Colorado with a medical specialization in Emergency Medicine. The healthcare provider is registered in the NPI registry with number 1538380365 assigned on May 2007. The practitioner's primary taxonomy code is 207P00000X with license number 49412 (MN). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI
1538380365
Provider Name
CYNTHIA L LONNEMAN MD
Other Name
CYNTHIA L HAENSEL
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
12870 6820 RD MONTROSE, CO 81401
Location Phone
(218) 525-1579
Mailing Address
12870 6820 RD MONTROSE, CO 81401
Mailing Phone
(218) 525-1579
Is Sole Proprietor?
Yes
Enumeration Date
05-01-2007
Last Update Date
09-09-2024
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Location Map

Secondary Locations

  • 915 East First Street
    Duluth, MN 55805
    (218) 726-5555
  • 300 W Ottley Ave
    Fruita, CO 81521
    (970) 858-3900

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Emergency Medicine

Taxonomy Code
207P00000X
Type
Allopathic & Osteopathic Physicians
License No.
49412
License State
MN
Taxonomy Description
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207P00000XAllopathic & Osteopathic Physicians

Emergency Medicine

DR.0065373 (CO)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • BlueCare EPO Bronze - EPO
  • BlueCare EPO Gold - EPO
  • BlueCare EPO Gold Plus - EPO
  • BlueCare EPO Silver Plus - EPO
  • BlueCare EPO Simple Bronze HDHP - EPO
  • BlueCare EPO Simple Silver HDHP - EPO
  • BlueCare EPO Standardized Expanded Bronze - EPO
  • BlueCare EPO Standardized Gold - EPO
  • BlueCare EPO Standardized Silver - EPO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1538380365, we treat the final digit (5) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
3
Doubled → 6
Pos 4
8
Unchanged
Pos 5
3
Doubled → 6
Pos 6
8
Unchanged
Pos 7
0
Doubled → 0
Pos 8
3
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
5
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 3 → 6 3 → 6 0 → 0 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 5 + 6 + 8 + 6 + 8 + 0 + 3 + 1 + 2 + 24 = 65

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1538380365.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538380365, enumerated as an "individual" on May 01, 2007.

The provider is located at 12870 6820 RD MONTROSE, CO 81401 and the phone number is (218) 525-1579.

Emergency Medicine with taxonomy code 207P00000X.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Kansas, Inc.. Please consult your insurance carrier or call the provider to verify.