Doctor profile · Federal record

Dr. Vivian Pao, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Endocrinology, Diabetes & Metabolism Physician · Timonium, MD

  • NPI 1265604870
  • Accepts Medicare
  • 24 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Texas Station CT, Suite 300
Timonium, MD 210938286
(410) 828-7417
fax (410) 828-4695

Credentials & registration

NPPES · NUCC
NPI registered
March 2008 — 18 yrs on file
Profile last updated
May 9, 2025
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
Maryland #D68920 · California #A85813
Medicaid
MD #422155900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265604870. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
9,557
Distinct HCPCS
10
Medicare allowed
$321,977
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 7,020 77 $23
99214 Established patient office or other outpatient visit, 30-39 minutes 593 420 $134
36415 Insertion of needle into vein for collection of blood sample 441 336 $8
82962 Blood glucose (sugar) test performed by hand-held instrument 353 194 $3
83036 Hemoglobin a1c level 342 193 $10
76536 Ultrasound scan of head and neck soft tissue 195 187 $120
77080 Dxa bone density measurement of hip, pelvis, spine 161 161 $41
96372 Injection of drug or substance under skin or into muscle 116 77 $15
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 106 55 $36
99215 Established patient office or other outpatient visit, 40-54 minutes 94 72 $188

In context: peer comparison

Among 5 peers in this city , average services per provider: 882. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$696
Transactions
28
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Corcept Therapeutics 5 $149.14
Amgen Inc. 3 $65.58
Alexion Pharmaceuticals, Inc. 3 $57.87
Radius Health, Inc. 2 $52.56
Abbott Laboratories 2 $49.24
Novo Nordisk Inc 2 $39.45
BETA BIONICS, INC. 1 $33.52
ABBVIE INC. 2 $28.80
Mannkind Corporation 2 $28.23
Almatica Pharma LLC 1 $27.57
SANOFI-AVENTIS U.S. LLC 1 $24.64
Averitas Pharma Inc. 1 $24.38
Amneal Pharmaceuticals LLC 1 $22.12
Tandem Diabetes Care, Inc. 1 $21.77
IBSA Pharma Inc. 1 $21.67

By nature of payment

Food and Beverage
$654
Long term medical supply or device loan
$30
Education
$11

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
961
Patients
274
Total drug cost
$376,400
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 243 77 $4,180
Alendronate Sodium Generic 136 45 $1,750
Synthroid (Levothyroxine Sodium) Brand 129 37 $12,657
Metformin Hcl Generic 76 23 $1,067
Metformin Hcl Er (Metformin Hcl) Brand 46 14 $997
Ozempic (Semaglutide) Brand 46 11 $73,697
Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) Brand 42 20 $5,785
Jardiance (Empagliflozin) Brand 36 11 $58,072
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 36 12 $35,355
Trulicity (Dulaglutide) Brand 35 11 $73,567

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Vivian Pao's medical specialty?
Dr. Vivian Pao practices Endocrinology, Diabetes & Metabolism Physician in Timonium, MD.
Where does Dr. Vivian Pao practice?
Dr. Vivian Pao practices at 1 Texas Station CT, Timonium, MD 210938286. Office phone: 4108287417.
What is Dr. Vivian Pao's NPI?
Dr. Vivian Pao's National Provider Identifier (NPI) is 1265604870, issued by NPPES.
Does Dr. Vivian Pao accept Medicare assignment?
Yes. Dr. Vivian Pao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vivian Pao commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.