Doctor profile · Federal record
Dr. Jennifer Knox Barleben, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Newport Beach, CA
- NPI 1386896264
- Accepts Medicare
- 22 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
361 Hospital RD Ste 322
Newport Beach, CA 926633524
(949) 574-0777
fax (949) 650-3505 - Mailing address
-
Po Box 3579
Newport Beach, CA 926598579
Credentials & registration
- NPI registered
- October 2008 — 18 yrs on file
- Profile last updated
- January 9, 2020
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A98912
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386896264. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,525
Distinct HCPCS
10
Medicare allowed
$103,436
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 360 | 227 | $8 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 241 | 220 | $15 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 213 | 213 | $128 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 195 | 128 | $130 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 160 | 111 | $92 | |
G0009 |
Administration of pneumococcal vaccine | 41 | 41 | $30 | |
G0008 |
Administration of influenza virus vaccine | 39 | 39 | $30 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 38 | 38 | $270 | |
90662 |
Influenza vaccine split virus, preservative free | 29 | 29 | $72 | |
80053 |
Blood test, comprehensive group of blood chemicals | 22 | 22 | $10 |
In context: peer comparison
Among 25 peers in Newport Beach Internal Medicine Physician, average services per provider: 357. This provider delivers 4.3× the peer median.Open Payments
Industry payments received
All-time total
$834
Transactions
36
Manufacturers
12
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 8 | $190.28 | |
| Novartis Pharmaceuticals Corporation | 5 | $136.80 | |
| Lilly USA, LLC | 5 | $128.88 | |
| Exact Sciences Corporation | 2 | $60.11 | |
| Amgen INC. | 3 | $54.30 | |
| Astellas Pharma US INC | 2 | $49.67 | |
| GlaxoSmithKline, LLC. | 3 | $48.94 | |
| Pfizer INC. | 2 | $48.18 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 2 | $38.44 | |
| Merck Sharp & Dohme LLC | 2 | $32.77 | |
| Boston Scientific Corporation | 1 | $25.25 | |
| Novo Nordisk INC | 1 | $19.96 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,374
Patients
429
Total drug cost
$31,346
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Rosuvastatin Calcium | Generic | 170 | 56 | $6,622 |
| Levothyroxine Sodium | Generic | 153 | 45 | $3,179 |
| Atorvastatin Calcium | Generic | 151 | 49 | $1,840 |
| Zolpidem Tartrate | Generic | 118 | 26 | $785 |
| Losartan Potassium | Generic | 104 | 32 | $1,430 |
| Amlodipine Besylate | Generic | 86 | 27 | $539 |
| Synthroid (Levothyroxine Sodium) | Brand | 80 | 24 | $9,714 |
| Alprazolam | Generic | 79 | 25 | $577 |
| Pantoprazole Sodium | Generic | 72 | 28 | $1,130 |
| Escitalopram Oxalate | Generic | 71 | 20 | $1,553 |
Hospital affiliations
Frequently asked questions
What is Dr. Jennifer Knox Barleben's medical specialty?
Dr. Jennifer Knox Barleben practices Internal Medicine Physician in Newport Beach, CA.
Where does Dr. Jennifer Knox Barleben practice?
Dr. Jennifer Knox Barleben practices at 361 Hospital RD Ste 322, Newport Beach, CA 926633524. Office phone: 9495740777.
What is Dr. Jennifer Knox Barleben's NPI?
Dr. Jennifer Knox Barleben's National Provider Identifier (NPI) is 1386896264, issued by NPPES.
Does Dr. Jennifer Knox Barleben accept Medicare assignment?
Yes. Dr. Jennifer Knox Barleben accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jennifer Knox Barleben commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.