Doctor profile · Federal record

Dr. Johanna Larrazabal, MD

Internal Medicine Physician (CMS: Internal Medicine) · Williamsburg, VA

  • NPI 1588632574
  • Accepts Medicare
  • MIPS 94.1 / 100 · 2023
  • 26 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5231 John Tyler Hwy
Williamsburg, VA 231852553
(757) 220-8300
fax (757) 565-5338
Mailing address
856 J Clyde Morris Blvd, Ste A
Newport News, VA 236011318

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
August 17, 2015
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Virginia #0101238426

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588632574. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,966
Distinct HCPCS
10
Medicare allowed
$267,797
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 1,320 13 $23
99214 Established patient office or other outpatient visit, 30-39 minutes 807 378 $125
36415 Insertion of needle into vein for collection of blood sample 595 332 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 462 312 $8
80053 Blood test, comprehensive group of blood chemicals 461 314 $10
80061 Blood test, lipids (cholesterol and triglycerides) 425 308 $13
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 296 296 $128
83036 Hemoglobin a1c level 241 155 $9
82306 Vitamin d-3 level 234 197 $29
84443 Blood test, thyroid stimulating hormone (tsh) 189 146 $16

In context: peer comparison

Among 8 peers in Williamsburg Internal Medicine Physician, average services per provider: 190. This provider delivers 37× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$495
Transactions
16
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Janssen Scientific Affairs, LLC 1 $138.56
Exact Sciences Corporation 1 $83.83
Amgen INC. 4 $72.39
Novo Nordisk INC 2 $51.64
Lilly USA, LLC 2 $40.25
AstraZeneca Pharmaceuticals Lp 2 $31.58
Abbott Laboratories 1 $26.59
Mannkind Corporation 1 $23.00
Abbvie INC. 1 $13.69
Merck Sharp & Dohme LLC 1 $13.08

By nature of payment

Food and Beverage
$495

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,274
Patients
941
Total drug cost
$45,994
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 384 107 $4,972
Amlodipine Besylate Generic 360 95 $2,898
Levothyroxine Sodium Generic 332 87 $4,578
Omeprazole Generic 251 75 $3,405
Gabapentin Generic 226 52 $3,455
Losartan Potassium Generic 224 68 $3,340
Montelukast Sodium Generic 221 58 $4,121
Pravastatin Sodium Generic 191 48 $2,875
Metoprolol Succinate Generic 184 51 $2,958
Hydrochlorothiazide Generic 171 49 $974

Frequently asked questions

Auto-generated from federal data
What is Dr. Johanna Larrazabal's medical specialty?
Dr. Johanna Larrazabal practices Internal Medicine Physician in Williamsburg, VA.
Where does Dr. Johanna Larrazabal practice?
Dr. Johanna Larrazabal practices at 5231 John Tyler Hwy, Williamsburg, VA 231852553. Office phone: 7572208300.
What is Dr. Johanna Larrazabal's NPI?
Dr. Johanna Larrazabal's National Provider Identifier (NPI) is 1588632574, issued by NPPES.
Does Dr. Johanna Larrazabal accept Medicare assignment?
Yes. Dr. Johanna Larrazabal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Johanna Larrazabal 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.