Doctor profile · Federal record
Dr. Chi-Ying Sage, ARNP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Waterloo, IA
- NPI 1831722370
- Accepts Medicare
- 7 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1753 W Ridgeway Ave Ste 103A
Waterloo, IA 507014521
(319) 235-3568
fax (319) 235-5013 - Mailing address
-
Po Box 2818
Waterloo, IA 507042818
Credentials & registration
- NPI registered
- February 2020 — 6 yrs on file
- Profile last updated
- May 14, 2020
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Iowa #A157738
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1831722370. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
467
Distinct HCPCS
9
Medicare allowed
$35,386
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 114 | 89 | $71 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 87 | 87 | $102 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 81 | 69 | $101 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 75 | 75 | $14 | |
G0008 |
Administration of influenza virus vaccine | 32 | 32 | $29 | |
G0009 |
Administration of pneumococcal vaccine | 30 | 30 | $29 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 21 | 21 | $76 | |
99495 |
Transitional care management services for problem of at least moderate complexity | 15 | 14 | $161 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 12 | 12 | $283 |
In context: peer comparison
Among 19 peers in this city , average services per provider: 133. This provider delivers 3.5× the peer median.Open Payments
Industry payments received
All-time total
$2,746
Transactions
135
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| PFIZER INC. | 27 | $542.45 | |
| ABBVIE INC. | 25 | $392.04 | |
| AstraZeneca Pharmaceuticals LP | 14 | $377.21 | |
| Lilly USA, LLC | 19 | $301.54 | |
| Phathom Pharmaceuticals, Inc. | 5 | $195.72 | |
| Amgen Inc. | 15 | $195.32 | |
| E.R. Squibb & Sons, L.L.C. | 9 | $165.71 | |
| Novo Nordisk Inc | 5 | $106.04 | |
| Exact Sciences Corporation | 4 | $67.81 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 2 | $54.47 | |
| IRONSHORE PHARMACEUTICALS INC. | 3 | $53.48 | |
| Novartis Pharmaceuticals Corporation | 2 | $38.13 | |
| Mylan Specialty L.P. | 2 | $37.13 | |
| GlaxoSmithKline, LLC. | 2 | $36.96 | |
| Radius Health, Inc. | 1 | $26.48 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
958
Patients
497
Total drug cost
$12,042
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 133 | 71 | $1,900 |
| Simvastatin | Generic | 107 | 49 | $1,097 |
| Levothyroxine Sodium | Generic | 97 | 49 | $1,539 |
| Pantoprazole Sodium | Generic | 87 | 46 | $1,669 |
| Amlodipine Besylate | Generic | 60 | 28 | $422 |
| Lisinopril-Hydrochlorothiazide (Lisinopril/Hydrochlorothiazide) | Brand | 57 | 32 | $605 |
| Meloxicam | Generic | 57 | 23 | $358 |
| Omeprazole | Generic | 51 | 24 | $822 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 49 | 29 | $1,076 |
| Lisinopril | Generic | 48 | 30 | $397 |
Frequently asked questions
What is Dr. Chi-Ying Sage's medical specialty?
Dr. Chi-Ying Sage practices Family Nurse Practitioner in Waterloo, IA.
Where does Dr. Chi-Ying Sage practice?
Dr. Chi-Ying Sage practices at 1753 W Ridgeway Ave Ste 103A, Waterloo, IA 507014521. Office phone: 3192353568.
What is Dr. Chi-Ying Sage's NPI?
Dr. Chi-Ying Sage's National Provider Identifier (NPI) is 1831722370, issued by NPPES.
Does Dr. Chi-Ying Sage accept Medicare assignment?
Yes. Dr. Chi-Ying Sage accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chi-Ying Sage commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.