Doctor profile · Federal record

Dr. Donald Skor, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Saint Louis, MO

  • NPI 1831116391
  • Accepts Medicare
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4921 Parkview Pl, Ste 13A
Saint Louis, MO 631101032
(314) 333-4100
fax (314) 333-4115

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 13, 2019
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Missouri #R9712
Medicaid
MO #201922218

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831116391. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
390
Distinct HCPCS
4
Medicare allowed
$29,676
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 221 173 $63
99203 New patient office or other outpatient visit, 30-44 minutes 75 75 $79
99214 Established patient office or other outpatient visit, 30-39 minutes 63 48 $93
99204 New patient office or other outpatient visit, 45-59 minutes 31 31 $128

In context: peer comparison

Among 33 peers in this city , average services per provider: 421. This provider delivers 0.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
717
Patients
189
Total drug cost
$513,038
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 119 29 $1,862
Alendronate Sodium Generic 87 36 $1,365
Ozempic (Semaglutide) Brand 74 20 $114,304
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 66 25 $68,962
Jardiance (Empagliflozin) Brand 59 17 $73,597
Mounjaro (Tirzepatide) Brand 46 0 $65,404
Trulicity (Dulaglutide) Brand 46 13 $89,203
Glimepiride Generic 38 11 $693
Humalog Kwikpen U-100 (Insulin Lispro) Brand 37 16 $50,427
Metformin Hcl Generic 33 11 $472

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Donald Skor's medical specialty?
Dr. Donald Skor practices Endocrinology, Diabetes & Metabolism Physician in Saint Louis, MO.
Where does Dr. Donald Skor practice?
Dr. Donald Skor practices at 4921 Parkview Pl, Saint Louis, MO 631101032. Office phone: 3143334100.
What is Dr. Donald Skor's NPI?
Dr. Donald Skor's National Provider Identifier (NPI) is 1831116391, issued by NPPES.
Does Dr. Donald Skor accept Medicare assignment?
Yes. Dr. Donald Skor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Donald Skor commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.