Doctor profile · Federal record
Dr. Dennis Littleton, ANP
Nurse Practitioner · Saint Louis, MO
- NPI 1629421771
- Accepts Medicare
- MIPS 79.3 / 100 · 2023
- 12 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4921 Parkview Pl, Div Im Nephrology, Ste 5C
Saint Louis, MO 631101032
(314) 362-7603
fax (314) 362-5470 - Mailing address
-
Po Box 7412011
Chicago, IL 606742011
Credentials & registration
- NPI registered
- July 2016 — 10 yrs on file
- Profile last updated
- April 17, 2025
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- Missouri #2015038003
- Medicaid
- MO #420037378
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629421771. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
495
Distinct HCPCS
4
Medicare allowed
$35,998
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 325 | 120 | $66 | |
90935 |
Hemodialysis procedure with physician evaluation | 82 | 56 | $60 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 67 | 64 | $110 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 21 | 13 | $100 |
In context: peer comparison
Among 112 peers in Saint Louis Nurse Practitioner, average services per provider: 76. This provider delivers 6.5× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Dennis Littleton's medical specialty?
Dr. Dennis Littleton practices Nurse Practitioner in Saint Louis, MO.
Where does Dr. Dennis Littleton practice?
Dr. Dennis Littleton practices at 4921 Parkview Pl, Saint Louis, MO 631101032. Office phone: 3143627603.
What is Dr. Dennis Littleton's NPI?
Dr. Dennis Littleton's National Provider Identifier (NPI) is 1629421771, issued by NPPES.
Does Dr. Dennis Littleton accept Medicare assignment?
Yes. Dr. Dennis Littleton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Littleton commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hemodialysis procedure with physician evaluation (HCPCS 90935); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.