Doctor profile · Federal record
Dr. David Maddock, M.D.
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Providence, RI
- NPI 1871758185
- Accepts Medicare
- 16 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
297 Promenade St
Providence, RI 02908
(401) 490-6464
fax (401) 490-6463
Credentials & registration
- NPI registered
- July 2008 — 18 yrs on file
- Profile last updated
- March 31, 2021
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- Rhode Island #MD13247
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871758185. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
89
Distinct HCPCS
4
Medicare allowed
$7,927
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 34 | 27 | $90 | |
G0101 |
Cervical or vaginal cancer screening; pelvic and clinical breast examination | 23 | 23 | $40 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 19 | 14 | $130 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 13 | 13 | $114 |
In context: peer comparison
Among 16 peers in Providence Obstetrics & Gynecology Physician, average services per provider: 53. This provider delivers 1.7× the peer median.Open Payments
Industry payments received
All-time total
$265
Transactions
11
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Astellas Pharma US INC | 2 | $66.06 | |
| Sage Therapeutics, INC. | 2 | $47.33 | |
| Daiichi Sankyo INC. | 2 | $47.17 | |
| Celgene Corporation | 1 | $36.66 | |
| Exeltis, USA INC. | 2 | $33.51 | |
| Abbvie INC. | 1 | $20.20 | |
| Bayer Healthcare Pharmaceuticals INC. | 1 | $14.51 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
120
Patients
40
Total drug cost
$9,461
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 33 | 12 | $3,259 |
| Clobetasol Propionate | Generic | 22 | 14 | $1,271 |
| Metronidazole | Generic | 16 | 14 | $194 |
| Estradiol (Twice Weekly) (Estradiol) | Brand | 15 | 0 | $1,916 |
| Fluconazole | Generic | 12 | 0 | $75 |
| Oxybutynin Chloride ER (Oxybutynin Chloride) | Brand | 11 | 0 | $283 |
| Yuvafem (Estradiol) | Brand | 11 | 0 | $2,464 |
Hospital affiliations
Frequently asked questions
What is Dr. David Maddock's medical specialty?
Dr. David Maddock practices Obstetrics & Gynecology Physician in Providence, RI.
Where does Dr. David Maddock practice?
Dr. David Maddock practices at 297 Promenade St, Providence, RI 02908. Office phone: 4014906464.
What is Dr. David Maddock's NPI?
Dr. David Maddock's National Provider Identifier (NPI) is 1871758185, issued by NPPES.
Does Dr. David Maddock accept Medicare assignment?
Yes. Dr. David Maddock accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Maddock commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.