Doctor profile · Federal record
Dr. William Mehard, MD
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Chesterfield, MO
- NPI 1548293673
- Accepts Medicare
- 36 yrs in practice
- Licensed in 9 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 5 locations .
- Primary practice
-
16091 Swingley Ridge RD Ste 100
Chesterfield, MO 630172056
(314) 238-5260
fax (314) 821-1833 - Additional location
-
10010 Kennerly RD
Saint Louis, MO 631282106
(314) 525-4492
fax (314) 525-4481 - Additional location
-
202 Rosemont Ave
Webster Groves, MO 631192413
(636) 675-0322 - Additional location
-
301 Tyson Ave
Paris, TN 382424544 - Additional location
-
751 Liberty St
Meadville, PA 163352559 - Mailing address
-
11475 Olde Cabin RD Ste 200
Saint Louis, MO 631417129
Show 2 more locations
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 24, 2025
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State licenses (9)
- Missouri #105364 · West Virginia #21769 · Wisconsin #47536-020 · Virginia #0101240978 · Tennessee #39195 · Pennsylvania #MD459690 · Kentucky #39889 · Illinois #036112582 · Kansas #04330951
- Medicaid (2)
- MO #209727817 · TN #Q047518
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548293673. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
8,118
Distinct HCPCS
10
Medicare allowed
$257,905
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
71045 |
X-ray of chest, 1 view | 1,887 | 1,570 | $9 | |
70450 |
Ct scan head or brain without contrast | 789 | 757 | $39 | |
71046 |
X-ray of chest, 2 views | 486 | 471 | $10 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 402 | 389 | $85 | |
74018 |
X-ray of abdomen, 1 view | 293 | 252 | $9 | |
72125 |
Ct scan of upper spine without contrast | 262 | 254 | $46 | |
74176 |
Ct scan of abdomen and pelvis without contrast | 259 | 252 | $81 | |
71260 |
Ct scan of chest with contrast | 211 | 207 | $53 | |
73502 |
X-ray of hip, 2-3 views | 199 | 188 | $11 | |
71250 |
Ct scan of chest without contrast | 184 | 182 | $50 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 77. This provider delivers 105× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. William Mehard's medical specialty?
Dr. William Mehard practices Diagnostic Radiology Physician in Chesterfield, MO.
Where does Dr. William Mehard practice?
Dr. William Mehard practices at 16091 Swingley Ridge RD Ste 100, Chesterfield, MO 630172056. Office phone: 3142385260.
What is Dr. William Mehard's NPI?
Dr. William Mehard's National Provider Identifier (NPI) is 1548293673, issued by NPPES.
Does Dr. William Mehard accept Medicare assignment?
Yes. Dr. William Mehard accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Mehard commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Ct scan head or brain without contrast (HCPCS 70450); X-ray of chest, 2 views (HCPCS 71046). Source: CMS Medicare Physician & Other Practitioners file.