NPPES file of Aug 9, 2026

Sara M. Tonsing, MD

Obstetrics & Gynecology Physician · Pueblo, CO

Sara M. Tonsing, MD is an obstetrics & gynecology physician with a practice address in Pueblo, Colorado, and NPI 1598750291, issued on Sep 19, 2005. Check the license (Colorado 27904, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598750291
Name
Sara M. Tonsing
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
27904 CO
Self-reported in NPPES; status is on the state search
Practice location
1501 Court St, Pueblo, CO 81003
Phone
(719) 543-6755
Enumerated
Sep 19, 2005
Record last updated
Jun 11, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(719) 583-2236
Medicaid ID
01279041 CO
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1501 Court St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Joseph Castelli, MCObstetrics & Gynecology Physician1689646812
  2. Jennifer Gallegos, CNMAdvanced Practice Midwife1457716755
  3. Meghan Hinckley, CNMAdvanced Practice Midwife1992669287
  4. Kristin Kruse, MDObstetrics & Gynecology Physician1861487563
  5. Carlton Pearse, M.DObstetrics & Gynecology Physician1457358582
  6. Aakriti Shrestha-Schumann, MDObstetrics & Gynecology Physician1235767310

Verify Sara M. Tonsing in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 27904
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Colorado license search

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89% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

18 Medicare Part D claims for 16 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Sara Tonsing18
  2. Specialty average165

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.

Sara M. Tonsing among 906 obstetrics & gynecology physician records in Colorado

Sara M. Tonsing, 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 88% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileNo · 56% of these records are
  • Record last updated2014 · 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.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Susan Anderson, NPPueblo, CO 810031437146479
  2. Gregory Berryman, MDPueblo, CO 810031124192885
  3. Joseph Castelli, MCPueblo, CO 810031689646812
  4. Michael Growney, MD, FACOGPueblo, CO 810031851437636
  5. Jan Hunt, M.D.Pueblo, CO 810031578903571
  6. Jennifer John, MDPueblo, CO 810031942761978
  7. Maureen Key, M.D.Pueblo, CO 810031144283862
  8. Kristin Kruse, MDPueblo, CO 810031861487563

Common questions

What is Sara M. Tonsing, MD's NPI number?

Sara M. Tonsing, MD's National Provider Identifier (NPI) is 1598750291, issued on Sep 19, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Sara M. Tonsing, MD located?

The NPPES record lists a practice address at 1501 Court St, Pueblo, CO, 81003. Phone: (719) 543-6755. Providers update this record themselves, so call before visiting.

How can I verify Sara M. Tonsing, MD's license?

NPPES lists Colorado license number 27904, 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 Sara M. Tonsing, MD prescribe under Medicare Part D?

In 2024, Sara M. Tonsing, MD had 18 Medicare Part D claims for 16 beneficiaries; 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.