Doctor profile · Federal record
Dr. Aaron Rittgers, MD
Pulmonary Disease Physician (CMS: Internal Medicine) · Internal Medicine Physician · Knoxville, TN
- NPI 1205871423
- Accepts Medicare
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
6473 Kingston Pike
Knoxville, TN 379194832
(865) 588-8831
fax (865) 588-8841 - Additional location
-
10904 Kingston Pike Ste 102
Knoxville, TN 379342952
(865) 392-1540
fax (868) 392-1342 - Mailing address
-
Po Box 207830
Dallas, TX 753202604
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- May 27, 2025
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207RP1001X — NUCC code
- State license (1)
- Tennessee #35297
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1205871423. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,075
Distinct HCPCS
6
Medicare allowed
$96,341
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 667 | 257 | $74 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 148 | 98 | $111 | |
99239 |
Hospital discharge day management, more than 30 minutes | 97 | 97 | $106 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 75 | 74 | $162 | |
99238 |
Hospital discharge day management, 30 minutes or less | 74 | 73 | $74 | |
99291 |
Critical care, first 30-74 minutes | 14 | 13 | $199 |
In context: peer comparison
Among 28 peers in Knoxville Pulmonary Disease Physician, average services per provider: 80. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$211
Transactions
5
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 2 | $150.94 | |
| Pfizer INC. | 3 | $59.80 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
74
Patients
70
Total drug cost
$7,368
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cefdinir | Generic | 18 | 17 | $183 |
| Levofloxacin | Generic | 17 | 17 | $76 |
| Pantoprazole Sodium | Generic | 14 | 13 | $92 |
| Prednisone | Generic | 13 | 12 | $162 |
| Eliquis (Apixaban) | Brand | 12 | 11 | $6,856 |
Hospital affiliations
Frequently asked questions
What is Dr. Aaron Rittgers's medical specialty?
Dr. Aaron Rittgers practices Pulmonary Disease Physician in Knoxville, TN.
Where does Dr. Aaron Rittgers practice?
Dr. Aaron Rittgers practices at 6473 Kingston Pike, Knoxville, TN 379194832. Office phone: 8655888831.
What is Dr. Aaron Rittgers's NPI?
Dr. Aaron Rittgers's National Provider Identifier (NPI) is 1205871423, issued by NPPES.
Does Dr. Aaron Rittgers accept Medicare assignment?
Yes. Dr. Aaron Rittgers accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Rittgers commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.