Doctor profile · Federal record
Dr. Allison Aka, MD
Colon & Rectal Surgery Physician (CMS: General Surgery) · Loma Linda, CA
- NPI 1891130100
- Accepts Medicare
- MIPS 76.4 / 100 · 2023
- 13 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
11175 Campus Street, Coleman Pavilion, Suite 21111
Loma Linda, CA 923500001
(909) 651-5948
fax (909) 558-0236 - Additional location
-
1015 Chestnut St Ste 620
Philadelphia, PA 191074306
(215) 955-6864
Credentials & registration
- NPI registered
- May 2013 — 13 yrs on file
- Profile last updated
- June 29, 2023
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 208C00000X — NUCC code
- State license (1)
- California #A168804
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891130100. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
130
Distinct HCPCS
4
Medicare allowed
$22,222
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 58 | 45 | $179 | |
46600 |
Diagnostic exam of anus using an endoscope | 32 | 27 | $128 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 26 | 26 | $227 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 14 | 13 | $132 |
In context: peer comparison
Among 3 peers in Loma Linda Colon & Rectal Surgery Physician, average services per provider: 48. This provider delivers 2.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
70
Patients
65
Total drug cost
$592
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metronidazole | Generic | 19 | 19 | $30 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 17 | 15 | $304 |
| Methocarbamol | Generic | 17 | 14 | $156 |
| Neomycin Sulfate | Generic | 17 | 17 | $102 |
Frequently asked questions
What is Dr. Allison Aka's medical specialty?
Dr. Allison Aka practices Colon & Rectal Surgery Physician in Loma Linda, CA.
Where does Dr. Allison Aka practice?
Dr. Allison Aka practices at 11175 Campus Street, Loma Linda, CA 923500001. Office phone: 9096515948.
What is Dr. Allison Aka's NPI?
Dr. Allison Aka's National Provider Identifier (NPI) is 1891130100, issued by NPPES.
Does Dr. Allison Aka accept Medicare assignment?
Yes. Dr. Allison Aka accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Allison Aka commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Diagnostic exam of anus using an endoscope (HCPCS 46600); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.