Doctor profile · Federal record

Dr. Gregory Ranches, M.D.

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Critical Care Medicine (Internal Medicine) Physician · San Diego, CA

  • NPI 1841589694
  • Accepts Medicare
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
501 Washington St Ste 725
San Diego, CA 921032241
(619) 299-2570
fax (619) 299-2216

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
October 2, 2025
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
California #A122392

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841589694. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
609
Distinct HCPCS
10
Medicare allowed
$79,870
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 161 107 $137
99291 Critical care, first 30-74 minutes 150 77 $218
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 88 52 $123
94729 Test to examine how well the lungs exchange gases 51 45 $9
94726 Test to determine lung volumes using sensors 40 40 $12
94060 Test to measure expiratory airflow and volume changes before and after medication administration 31 31 $11
99215 Established patient office or other outpatient visit, 40-54 minutes 26 22 $191
94010 Test to measure expiratory airflow and volume 19 14 $8
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $177
99205 New patient office or other outpatient visit, 60-74 minutes 14 14 $233

In context: peer comparison

Among 19 peers in San Diego Pulmonary Disease Physician, average services per provider: 78. This provider delivers 7.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$877
Transactions
39
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 10 $177.85
Actelion Pharmaceuticals US, INC. 6 $159.02
Genzyme Corporation 5 $141.75
Regeneron Healthcare Solutions, INC. 4 $87.37
AstraZeneca Pharmaceuticals Lp 4 $82.75
Insmed, INC. 4 $73.47
Grifols USA, LLC 2 $56.34
Boehringer Ingelheim Pharmaceuticals, INC. 1 $30.50
Phadia US INC. 1 $24.40
Takeda Pharmaceuticals U.S.A., INC. 1 $23.39
Mallinckrodt Hospital Products INC. 1 $20.58

By nature of payment

Food and Beverage
$782
Education
$95

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
821
Patients
199
Total drug cost
$617,567
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 141 36 $147,235
Montelukast Sodium Generic 129 37 $2,814
Breo Ellipta (Fluticasone/Vilanterol) Brand 101 22 $66,108
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 89 28 $3,423
Prednisone Generic 56 27 $276
Fluticasone Propionate Generic 50 23 $1,497
Symbicort (Budesonide/Formoterol Fumarate) Brand 49 15 $25,803
Mycophenolate Mofetil Generic 37 0 $8,036
Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) Brand 36 11 $12,843
Ventolin Hfa (Albuterol Sulfate) Brand 24 0 $1,712

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Ranches's medical specialty?
Dr. Gregory Ranches practices Pulmonary Disease Physician in San Diego, CA.
Where does Dr. Gregory Ranches practice?
Dr. Gregory Ranches practices at 501 Washington St Ste 725, San Diego, CA 921032241. Office phone: 6192992570.
What is Dr. Gregory Ranches's NPI?
Dr. Gregory Ranches's National Provider Identifier (NPI) is 1841589694, issued by NPPES.
Does Dr. Gregory Ranches accept Medicare assignment?
Yes. Dr. Gregory Ranches accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Ranches commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.