Jack L. Thorne, MD
Obstetrics & Gynecology Physician · Grand Lake, CO
Jack L. Thorne, MD is an obstetrics & gynecology physician with a practice address in Grand Lake, Colorado, and NPI 1740533769, issued on Oct 16, 2012. Check the license (Colorado 15603, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jack L. Thorne
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 15603 CO
Self-reported in NPPES; status is on the state search - Practice location
- 124 Country Road 4955, Grand Lake, CO 80447
- Phone
- (970) 531-0284
- Enumerated
- Oct 16, 2012
- Record last updated
- Oct 16, 2012 (not updated in 14 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 906 in Colorado → Look up another NPI →
Verify Jack L. Thorne in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 15603Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
20 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Jack L. Thorne among 906 obstetrics & gynecology physician records in Colorado
Jack L. Thorne, MD is one of 906 obstetrics & gynecology physician records with a practice address in Colorado. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 74% of them.
- NPI issued2012 · 74% of these records are older, 23% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 56% of these records are
- Record last updated2012 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Colorado
There are 906 obstetrics & gynecology physician records in Colorado.
All 906 in Colorado → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- David Kemp, MDGranby, CO 804461508819673
- Eliza Buyers, MDHot Sulphur Springs, CO 804511982731915
- Alan Dulit, M.D.Frisco, CO 804431760489058
- Javier Gutierrez, MDFrisco, CO 804431235135385
- Ria May, DOFrisco, CO 804431043849953
- Lois McLauchlan, M.D.Frisco, CO 804431245376326
- Nancy Panter, M.D.Frisco, CO 804431104933712
- Katherine Skaggs, M.D.Frisco, CO 804431194769273
Common questions
What is Jack L. Thorne, MD's NPI number?
Jack L. Thorne, MD's National Provider Identifier (NPI) is 1740533769, issued on Oct 16, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Jack L. Thorne, MD located?
The NPPES record lists a practice address at 124 Country Road 4955, Grand Lake, CO, 80447. Phone: (970) 531-0284. Providers update this record themselves, so call before visiting.
How can I verify Jack L. Thorne, MD's license?
NPPES lists Colorado license number 15603, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jack L. Thorne, MD prescribe under Medicare Part D?
In 2024, Jack L. Thorne, MD had 20 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.