Doctor profile · Federal record
Dr. Toby Karyadi, CRNP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Gaithersburg, MD
- NPI 1013170422
- Accepts Medicare
- 20 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
18550 Office Park Dr
Gaithersburg, MD 208860586
(301) 330-2700
fax (301) 990-7170 - Mailing address
-
Po Box 384
Garrett Park, MD 208960384
Credentials & registration
- NPI registered
- July 2008 — 18 yrs on file
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Maryland #R177118
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1013170422. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
344
Distinct HCPCS
5
Medicare allowed
$25,794
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 200 | 136 | $72 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 71 | 54 | $104 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 26 | 26 | $124 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 24 | 24 | $18 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 23 | 21 | $14 |
In context: peer comparison
Among 11 peers in Gaithersburg Family Nurse Practitioner, average services per provider: 95. This provider delivers 3.6× the peer median.Open Payments
Industry payments received
All-time total
$1,435
Transactions
67
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 16 | $220.39 | |
| Novo Nordisk INC | 11 | $196.97 | |
| Inspire Medical Systems, INC. | 1 | $181.41 | |
| AstraZeneca Pharmaceuticals Lp | 9 | $169.14 | |
| Pfizer INC. | 6 | $111.96 | |
| Lilly USA, LLC | 5 | $87.42 | |
| Exact Sciences Corporation | 3 | $86.54 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 3 | $76.96 | |
| Abbott Laboratories | 3 | $59.89 | |
| Astellas Pharma US INC | 2 | $48.11 | |
| Phathom Pharmaceuticals, INC. | 2 | $37.09 | |
| GlaxoSmithKline, LLC. | 2 | $35.67 | |
| Merck Sharp & Dohme LLC | 2 | $35.26 | |
| Aerin Medical INC. | 1 | $32.70 | |
| Idorsia Pharmaceuticals US INC | 1 | $19.14 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
384
Patients
77
Total drug cost
$4,210
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Rosuvastatin Calcium | Generic | 51 | 14 | $774 |
| Amlodipine Besylate | Generic | 37 | 15 | $248 |
| Atorvastatin Calcium | Generic | 33 | 13 | $650 |
| Azithromycin | Generic | 26 | 24 | $158 |
| Furosemide | Generic | 26 | 0 | $65 |
| Hydrochlorothiazide | Generic | 25 | 0 | $141 |
| Levothyroxine Sodium | Generic | 24 | 0 | $400 |
| Zolpidem Tartrate | Generic | 24 | 0 | $200 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 22 | 11 | $608 |
| Trazodone Hcl | Generic | 21 | 0 | $160 |
Frequently asked questions
What is Dr. Toby Karyadi's medical specialty?
Dr. Toby Karyadi practices Family Nurse Practitioner in Gaithersburg, MD.
Where does Dr. Toby Karyadi practice?
Dr. Toby Karyadi practices at 18550 Office Park Dr, Gaithersburg, MD 208860586. Office phone: 3013302700.
What is Dr. Toby Karyadi's NPI?
Dr. Toby Karyadi's National Provider Identifier (NPI) is 1013170422, issued by NPPES.
Does Dr. Toby Karyadi accept Medicare assignment?
Yes. Dr. Toby Karyadi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Toby Karyadi commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.