Dr. Danny Lock, MD

  • Covina, CA
  • Family medicine physician
NPI1144280348PAC ID1951596220
Medicare services, 2024
307
Medicare patients, 2024
123
Part D claims, 2024
8,393
Hospital affiliations
2
Industry payments
$79
Practice address
420 W Rowland St, Covina, CA 91723
Practice phone
Call (213) 623-2225
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Healthcare Partners Medical Group

Covina, California

See all 6 affiliations

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Dr. Danny Lock is a family medicine physician in Covina, California

Dr. Lock practices at Healthcare Partners Medical Group in Covina, California.

Dr. Lock's NPI, 1144280348, was assigned on March 23, 2006. Dr. Lock graduated from Universidad Autonoma de Guadalajara in 1978. Dr. Lock holds California license A36304.

NPI and contact details
Medicare PAC ID
1951596220
NPI enumeration date
March 23, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(213) 623-2225
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
74
Medical school graduation
1978

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Danny Lock practices at Healthcare Partners Medical Group in Covina, California

Dr. Lock's primary practice is Healthcare Partners Medical Group, at 420 W Rowland St, Covina, CA 91723 in Los Angeles County. The practice phone is (213) 623-2225.

  • Healthcare Partners Medical Group
    420 W Rowland St, Covina, CA 91723 · Los Angeles CountyPhone(213) 623-2225

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Danny Lock is affiliated with 5 sites of care and 1 medical group

Dr. Lock's primary practice is Healthcare Partners Medical Group in Covina, California. Dr. Lock is also affiliated with Pomona Valley Hospital Medical Center. The medical group on file is Optum - Downtown Los Angeles. Dmand AI also links Dr. Lock to 1 more hospital, 1 group practice or clinic and 1 skilled nursing facility, each named with a free account.

See all 6 affiliations for Dr. Lock

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Danny Lock's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lock practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Healthcare Partners Medical GroupAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Danny Lock is one of 15,680 family medicine physicians in California

Family medicine is Dr. Lock's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Lock is board certified in family medicine by the American Board of Family Medicine. Dr. Lock is licensed in California.

Specialties and state licenses

  • Family medicine, CaliforniaPrimaryLicense A36304 · 1981 to 2026 · taxonomy 207Q00000X

Clinical focus

Dmand AI lists acid reflux, acute sinusitis, acute skin infection, alzheimer's disease, aneurysm, aortic atherosclerois, arthritis and asthma among the conditions Dr. Lock treats.

Family medicine physicians near Dr. Lock

Counts of family medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Danny Lock billed Medicare for 307 services in 2024

CMS data shows 307 Medicare services from Dr. Lock across 6 procedure codes in 2024, for 123 Medicare patients. Medicare paid $24,735 for them. Every service was in an office.

Medicare services, 2024307
Medicare patients123
Paid by Medicare$24,735
Procedure codes6

Dr. Lock's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2322024: 2341%
Other services
2023: 732024: 73No change
Imaging
2023: 122024: 0100%

Dr. Lock compared with the California median for family medicine physicians, 2024

  • Dr. Lock
  • California median
Medicare services
307vs 24625% above
Medicare patients
123vs 118Close to median
Part D claims
7,705vs 8339.2 times

Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.

Dr. Lock's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Lock

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Danny Lock treated 123 Medicare patients in 2024, average age 75

CMS counts 123 Medicare patients who saw Dr. Lock in 2024. The largest group is 65 to 74, with 56 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 10% are also on Medicaid. Their average risk score is 1.19, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Lock's median patient age at 69, with 50% women.

Medicare patients, 2024123
Average age75
Average risk score1.19
Also on Medicaid10%

Dr. Lock's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Lock's Medicare patients by sex, 2024

  • Women6452%
  • Men5948%

Chronic conditions among Dr. Lock's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure74%
  3. Arthritis37%
  4. Diabetes29%
  5. Chronic kidney disease28%
  6. Ischemic heart disease24%
  7. Mood disorders20%
  8. Atrial fibrillation19%

Share of Medicare patients with each condition. A patient can have several.

Dr. Lock's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women50%
  • Men49%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Danny Lock wrote 8,393 Medicare Part D claims in 2024

In 2024, Dr. Lock wrote 8,393 Medicare Part D claims for 521 patients. 87% of them were for generic drugs. CMS names the drug for 7,705 of them, across 117 drugs with 11 or more claims each, at $688,760 in total drug cost. In 2023, CMS named 8,076 claims across 127 drugs.

Part D claims, 20248,393
Drugs named by CMS117
Total drug cost$688,760
Part D patients521

Dr. Lock's Part D claims by kind of drug, 2024

  • Generic7,335 claims87%
  • Brand-name1,024 claims12%
  • Other34 claims0%

Dr. Lock's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Lock's Part D claims, 2024

  • Opioids1%91 of 8,393 claims
  • Antibiotics2%165 of 8,393 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 8,0762024: 7,7055%

Drugs named by CMS: 117 in 2024, 127 in 2023.

See all prescribing by Dr. Lock

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Danny Lock offers telehealth to Medicare patients

Dr. Lock accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lock as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Danny Lock received $79 in industry payments from 2017 to 2018

CMS Open Payments shows 2 general payments to Dr. Lock from 2 drug and device companies from 2017 to 2018. Food and beverage make up the largest share, 100% of the total. Sunovion Pharmaceuticals Inc. paid the most, $63.

General payments to Dr. Lock by program year, 2017 to 2018

Companies that paid Dr. Lock the most, 2017 to 2018

Share is of all general payments to this clinician.

See all payments to Dr. Lock

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Danny Lock graduated from Universidad Autonoma de Guadalajara

Dr. Lock graduated from Universidad Autonoma de Guadalajara in 1978.

  1. Medical schoolUniversidad Autonoma de Guadalajara
  2. Board certified in family medicineAmerican Board of Family Medicine
  3. Board certified in geriatric medicineAmerican Board of Family Medicine

Source: Dmand AI Professional Profile Data

Dr. Danny Lock accepts plans from 13 insurance carriers

Dr. Lock is in network with 13 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • LA Care
  • Regence Health Plans
  • Aspirus Health Plan
  • +5 more carriersWith a free account

Plan types Dr. Lock accepts, by number of carriers

  1. Medicare9
  2. PPO7
  3. HMO5
  4. POS4
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Danny Lock's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Danny Lock

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Danny Lock's NPI number?

Dr. Danny Lock's NPI number is 1144280348. It was assigned on March 23, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Danny Lock?

Dr. Danny Lock is a family medicine physician in Covina, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).

Where does Dr. Danny Lock practice?

Dr. Lock practices at 420 W Rowland St, Covina, CA 91723. Dr. Lock's primary practice is Healthcare Partners Medical Group in Covina, California. Dmand AI also links Dr. Lock to 1 hospital, 1 group practice or clinic and 1 skilled nursing facility.

What is Dr. Danny Lock's office phone number?

The practice phone on file for Dr. Lock is (213) 623-2225.

What is Dr. Danny Lock's medical license number?

Dr. Lock holds California license A36304.

Which hospitals is Dr. Danny Lock affiliated with?

Dr. Lock is affiliated with Pomona Valley Hospital Medical Center. Dmand AI links Dr. Lock to 1 more hospital.

What medical group is Dr. Danny Lock part of?

Dr. Lock is linked to Optum - Downtown Los Angeles.

Does Dr. Danny Lock accept Medicare?

Yes. CMS data shows Dr. Lock billed Medicare for 307 services in 2024, and Dr. Lock accepts Medicare assignment.

Does Dr. Danny Lock offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Lock as offering telehealth services.

How many Medicare patients does Dr. Danny Lock see?

CMS counts 123 Medicare patients who saw Dr. Lock in 2024, with an average age of 75.

Show 7 more questionsShow fewer questions

Is Dr. Danny Lock board certified?

Yes. Dr. Lock is board certified in family medicine by the American Board of Family Medicine.

What services does Dr. Danny Lock bill to Medicare?

In 2024, Dr. Lock's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and care management and other visits (99497).

Where did Dr. Danny Lock go to medical school?

Dr. Lock graduated from Universidad Autonoma de Guadalajara in 1978.

What drugs does Dr. Danny Lock prescribe most?

In 2024 Medicare Part D data, Dr. Lock's most prescribed drugs by claims were Atorvastatin Calcium, Rosuvastatin Calcium and Lisinopril.

Has Dr. Danny Lock received payments from drug or device companies?

CMS Open Payments shows $79 in general payments to Dr. Lock from 2 companies from 2017 to 2018. The largest total came from Sunovion Pharmaceuticals Inc.

How long has Dr. Danny Lock been practicing?

Dr. Lock graduated from medical school in 1978, 48 years ago.

What insurance does Dr. Danny Lock accept?

Dr. Lock is in network with 13 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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