Doctor profile · Federal record

Dr. Alexander Parker, MD

Urology Physician (CMS: Urology) · Saint Louis, MO

  • NPI 1770003162
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Barnes Jewish Hospital Plz
Saint Louis, MO 631101003
(314) 362-5000
Mailing address
660 S Euclid Ave, Department of Surgery, Campus Box 8109
Saint Louis, MO 631101010

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
208800000X — NUCC code
State license (1)
Missouri #2017020628

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770003162. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,362
Distinct HCPCS
10
Medicare allowed
$251,294
HCPCS Description Services Patients Avg allowed
81003 Automated urinalysis test 722 436 $2
99214 Established patient office or other outpatient visit, 30-39 minutes 687 394 $124
36415 Insertion of needle into vein for collection of blood sample 425 276 $8
51798 Ultrasound measurement of bladder capacity after voiding 397 300 $10
84153 Psa (prostate specific antigen) measurement, total 317 222 $18
99213 Established patient office or other outpatient visit, 20-29 minutes 270 211 $88
87798 Detection test by nucleic acid for organism, amplified probe technique 180 11 $34
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 153 46 $62
99204 New patient office or other outpatient visit, 45-59 minutes 99 99 $161
J9217 Leuprolide acetate (for depot suspension), 7.5 mg 99 22 $170

In context: peer comparison

Among 32 peers in Saint Louis Urology Physician, average services per provider: 207. This provider delivers 21× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,649
Transactions
58
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Dendreon Pharmaceuticals LLC 7 $224.41
Tempus Ai, INC 6 $180.77
Sumitomo Pharma America, INC. 7 $178.04
Ferring Pharmaceuticals INC. 5 $128.86
Janssen Biotech, INC. 5 $109.52
Abbvie INC. 5 $102.17
Endo USA, INC. 4 $81.51
Bayer Healthcare Pharmaceuticals INC. 5 $79.59
Ambu INC. 3 $78.91
Edap Technomed INC 3 $72.00
Koelis INC. 1 $53.56
Urogen Pharma, INC. 2 $48.63
Boston Scientific Corporation 2 $45.47
Astellas Pharma US INC 2 $35.27
Teleflex LLC 1 $33.32

By nature of payment

Food and Beverage
$1,631
Entertainment
$19

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,015
Patients
474
Total drug cost
$698,024
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 341 148 $6,534
Finasteride Generic 224 96 $3,250
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 89 77 $398
Ciprofloxacin Hcl Generic 75 67 $470
Myrbetriq (Mirabegron) Brand 47 20 $33,707
Orgovyx (Relugolix) Brand 38 0 $102,137
Cephalexin Generic 37 33 $299
Trospium Chloride Generic 24 0 $1,095
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 23 19 $371
Testosterone Cypionate Generic 23 0 $918

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Parker's medical specialty?
Dr. Alexander Parker practices Urology Physician in Saint Louis, MO.
Where does Dr. Alexander Parker practice?
Dr. Alexander Parker practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 631101003. Office phone: 3143625000.
What is Dr. Alexander Parker's NPI?
Dr. Alexander Parker's National Provider Identifier (NPI) is 1770003162, issued by NPPES.
Does Dr. Alexander Parker accept Medicare assignment?
Yes. Dr. Alexander Parker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Parker commonly perform?
Top Medicare-reported procedures in 2023: Automated urinalysis test (HCPCS 81003); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.