Donald A. Skor, MD
Endocrinology, Diabetes & Metabolism Physician · Saint Louis, MO
Donald A. Skor, MD is an endocrinology, diabetes & metabolism physician with a practice address in Saint Louis, Missouri, and NPI 1831116391, issued on Jul 17, 2006. Check the license (Missouri R9712, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Donald A. Skor
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- R9712 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4921 Parkview PL, Saint Louis, MO 63110
- Phone
- (314) 333-4100
- Enumerated
- Jul 17, 2006
- Record last updated
- Jun 13, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (314) 333-4115
- Medicaid ID
- 201922218 MO
- Medicare enrollment
- Enrolled (PECOS I20211215000614); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 1978
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 206 in Missouri → Look up another NPI →
Also registered at 4921 Parkview PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Donald A. Skor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license R9712Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
1,569 Medicare Part D claims for 278 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 52% of claims.
Most prescribed
- Levothyroxine Sodium171 claims
- Ozempic156 claims
- Alendronate Sodium121 claims
- Lantus Solostar91 claims
- Trulicity83 claims
- Jardiance68 claims
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.
Bills Medicare through one group practice
- University OF Vermont Medical Center IncBurlington, VT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Donald A. Skor among 206 endocrinology, diabetes & metabolism physician records in Missouri
Donald A. Skor, MD is one of 206 endocrinology, diabetes & metabolism physician records with a practice address in Missouri. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 50% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1978 · median 2003 among the 148 with a school on file
- Record last updated2019 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Missouri
There are 206 endocrinology, diabetes & metabolism physician records in Missouri.
All 206 in Missouri → Every provider in Saint Louis → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- James Avery, MDSaint Louis, MO 631101487671947
- Thomas Baranski, MDSaint Louis, MO 631101710903026
- Raymond Bourey, MDSaint Louis, MO 631101982607578
- Kim Carmichael, MDSaint Louis, MO 631101417907742
- Lewis Chase, MDSaint Louis, MO 631101134146640
- Anne Goldberg, MDSaint Louis, MO 631101093731317
- Sanjay Jain, M.D.Saint Louis, MO 631101033145974
- Janet McGill, MDSaint Louis, MO 631101811915325
Common questions
What is Donald A. Skor, MD's NPI number?
Donald A. Skor, MD's National Provider Identifier (NPI) is 1831116391, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Donald A. Skor, MD located?
The NPPES record lists a practice address at 4921 Parkview PL, Saint Louis, MO, 63110. Phone: (314) 333-4100. Providers update this record themselves, so call before visiting.
How can I verify Donald A. Skor, MD's license?
NPPES lists Missouri license number R9712, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Donald A. Skor, MD prescribe under Medicare Part D?
In 2024, Donald A. Skor, MD had 1,569 Medicare Part D claims for 278 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.