Doctor profile · Federal record

Dr. Gia Humelbaugh, M.D.

Family Medicine Physician (CMS: Family Practice) · Harbor City, CA

  • NPI 1528275310
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1403 Lomita Blvd, 2Nd Floor, Family Medicine Clinic
Harbor City, CA 907102076
(310) 534-7600
Mailing address
Po Box 2294
Manhattan Beach, CA 902672294

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A95749

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528275310. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
118
Distinct HCPCS
2
Medicare allowed
$12,358
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 104 67 $99
77067 Screening mammography 14 14 $147

In context: peer comparison

Among 5 peers in this city , average services per provider: 26. This provider delivers 4.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$28
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 1 $27.89

By nature of payment

Food and Beverage
$28

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
599
Patients
142
Total drug cost
$17,241
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 84 27 $2,334
Metformin Hcl Generic 82 29 $1,963
Losartan Potassium Generic 73 21 $2,434
Atorvastatin Calcium Generic 65 23 $2,498
Hydrochlorothiazide Generic 46 16 $217
Benazepril Hcl Generic 38 14 $1,170
Metoprolol Tartrate Generic 33 12 $1,024
Diclofenac Sodium Generic 28 0 $982
Lisinopril Generic 25 0 $758
Simvastatin Generic 24 0 $904

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gia Humelbaugh's medical specialty?
Dr. Gia Humelbaugh practices Family Medicine Physician in Harbor City, CA.
Where does Dr. Gia Humelbaugh practice?
Dr. Gia Humelbaugh practices at 1403 Lomita Blvd, Harbor City, CA 907102076. Office phone: 3105347600.
What is Dr. Gia Humelbaugh's NPI?
Dr. Gia Humelbaugh's National Provider Identifier (NPI) is 1528275310, issued by NPPES.
Does Dr. Gia Humelbaugh accept Medicare assignment?
Yes. Dr. Gia Humelbaugh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gia Humelbaugh commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Screening mammography (HCPCS 77067). Source: CMS Medicare Physician & Other Practitioners file.