Doctor profile · Federal record
Dr. Carl Williams, MD
Emergency Medicine Physician · Hyannis, MA
- NPI 1639121908
- MIPS 82.8 / 100 · 2023
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
27 Park St
Hyannis, MA 026015230
(508) 862-5981 - Mailing address
-
12 Gill St, Ste 3000
Woburn, MA 018011728
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- April 30, 2008
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Massachusetts #48576
- Medicaid
- MA #0175056
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639121908. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
228
Distinct HCPCS
5
Medicare allowed
$24,708
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 87 | 86 | $131 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 69 | 65 | $94 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 27 | 27 | $172 | |
81002 |
Urinalysis, manual test | 26 | 25 | $3 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 19 | 19 | $112 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 86. This provider delivers 2.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
120
Patients
117
Total drug cost
$656
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 30 | 29 | $50 |
| Azithromycin | Generic | 27 | 26 | $112 |
| Doxycycline Hyclate | Generic | 24 | 24 | $221 |
| Cephalexin | Generic | 23 | 22 | $107 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 16 | 16 | $166 |
Frequently asked questions
What is Dr. Carl Williams's medical specialty?
Dr. Carl Williams practices Emergency Medicine Physician in Hyannis, MA.
Where does Dr. Carl Williams practice?
Dr. Carl Williams practices at 27 Park St, Hyannis, MA 026015230. Office phone: 5088625981.
What is Dr. Carl Williams's NPI?
Dr. Carl Williams's National Provider Identifier (NPI) is 1639121908, issued by NPPES.
What procedures does Dr. Carl Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.