Doctor profile · Federal record
Dr. Roberta Muldoon, MD
Colon & Rectal Surgery Physician (CMS: General Surgery) · Surgery Physician · Nashville, TN
- NPI 1124115241
- Accepts Medicare
- MIPS 92.8 / 100 · 2023
- 37 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3601 the Vanderbilt Clinic
Nashville, TN 372320001
(615) 322-3000 - Mailing address
-
3841 Green Hills Village Dr Ste 200
Nashville, TN 372152691
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- December 16, 2025
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 208C00000X — NUCC code
- State license (1)
- Tennessee #39109
- Medicaid
- TN #Q014598
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124115241. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
169
Distinct HCPCS
7
Medicare allowed
$13,528
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 38 | 32 | $60 | |
46600 |
Diagnostic exam of anus using an endoscope | 32 | 24 | $36 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 29 | 22 | $87 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 26 | 26 | $121 | |
45330 |
Diagnostic exam of lower portion of large bowel using a flexible endoscope | 19 | 13 | $49 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 13 | 12 | $136 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 12 | 12 | $143 |
In context: peer comparison
Among 4 peers in Nashville Colon & Rectal Surgery Physician, average services per provider: 39. This provider delivers 4.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
68
Patients
66
Total drug cost
$540
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 22 | 22 | $368 |
| Metronidazole | Generic | 20 | 19 | $58 |
| Neomycin Sulfate | Generic | 14 | 14 | $91 |
| Ondansetron Hcl | Generic | 12 | 11 | $23 |
Hospital affiliations
Frequently asked questions
What is Dr. Roberta Muldoon's medical specialty?
Dr. Roberta Muldoon practices Colon & Rectal Surgery Physician in Nashville, TN.
Where does Dr. Roberta Muldoon practice?
Dr. Roberta Muldoon practices at 3601 the Vanderbilt Clinic, Nashville, TN 372320001. Office phone: 6153223000.
What is Dr. Roberta Muldoon's NPI?
Dr. Roberta Muldoon's National Provider Identifier (NPI) is 1124115241, issued by NPPES.
Does Dr. Roberta Muldoon accept Medicare assignment?
Yes. Dr. Roberta Muldoon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roberta Muldoon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Diagnostic exam of anus using an endoscope (HCPCS 46600); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.