Dr. Mark D. Hubbard, MD

  • Escondido, CA
  • Family medicine physician
NPI1508886730PAC ID9931098571
Medicare services, 2024
623
Medicare patients, 2024
213
Part D claims, 2024
6,205
Hospital affiliations
2
Industry payments
$4,782
Practice address
225 E Second Avenue Suite 320, Escondido, CA 92025
Practice phone
Call (760) 291-6700
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Graybill Physical Therapy

Medicare-Certified Rehab Agency · Escondido, California

See all 8 affiliations

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Dr. Mark D. Hubbard is a family medicine physician in Escondido, California

Dr. Hubbard practices at Graybill Physical Therapy in Escondido, California.

Dr. Hubbard's NPI, 1508886730, was assigned on July 20, 2006. Dr. Hubbard graduated from Medical College Of Wisconsin in 2000. Dr. Hubbard holds California license A82539.

NPI and contact details
Medicare PAC ID
9931098571
NPI enumeration date
July 20, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(760) 291-6700
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
52
Medical school graduation
2000

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

Dr. Mark D. Hubbard practices at Graybill Physical Therapy in Escondido, California

Dr. Hubbard's primary practice is Graybill Physical Therapy, at 225 E Second Avenue Suite 320, Escondido, CA 92025. The practice phone is (760) 291-6700.

  • Graybill Physical Therapy
    225 E Second Avenue Suite 320, Escondido, CA 92025Phone(760) 291-6700

Source: Dmand AI Affiliation Data

Dr. Mark D. Hubbard is affiliated with 6 sites of care and 2 medical groups

Dr. Hubbard's primary practice is Graybill Physical Therapy in Escondido, California. Dr. Hubbard is also affiliated with Palomar Medical Center Downtown Escondido. The medical group on file is Sharp Rees-Stealy Medical Group. Dmand AI also links Dr. Hubbard to 1 more hospital, 2 home health agencies, 1 group practice or clinic and 1 medical group, each named with a free account. Dr. Hubbard's employer is on file too: a physical therapy & rehab clinic.

See all 8 affiliations for Dr. Hubbard

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Mark D. Hubbard's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hubbard practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Graybill Physical TherapyAvailable with a free account
+5 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Mark D. Hubbard is one of 15,680 family medicine physicians in California

Family medicine is Dr. Hubbard's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Hubbard is board certified in family medicine by the American Board of Family Medicine. Dmand AI has Dr. Hubbard's licenses on file in 3 states: California, Arizona and Wisconsin.

Specialties and state licenses

  • Family medicine, CaliforniaPrimaryLicense A82539 · 2003 to 2026 · taxonomy 207Q00000X
  • Arizona licenseSince 2003
  • Wisconsin license2001 to 2003

Clinical focus

Dmand AI lists acid reflux, acute sinusitis, acute skin infection, adjustment disease, anxiety, arthritis, asthma and atrial fibrillation and flutter among the conditions Dr. Hubbard treats.

Family medicine physicians near Dr. Hubbard

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. Mark D. Hubbard billed Medicare for 623 services in 2024

CMS data shows 623 Medicare services from Dr. Hubbard across 10 procedure codes in 2024, for 213 Medicare patients. Medicare paid $54,402 for them. Every service was in an office.

Medicare services, 2024623
Medicare patients213
Paid by Medicare$54,402
Procedure codes10

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

  • 2023
  • 2024
Office and hospital visits
2023: 5172024: 4915%
Other services
2023: 622024: 666%
Tests and treatments
2023: 422024: 3712%
Surgery
2023: 132024: 1838%
Imaging
2023: 282024: 1161%
Lab and pathology
2023: 252024: 0100%

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

  • Dr. Hubbard
  • California median
Medicare services
623vs 2462.5 times
Medicare patients
213vs 11881% above
Part D claims
5,405vs 8336.5 times

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

Dr. Hubbard'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. Hubbard

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

Dr. Mark D. Hubbard treated 213 Medicare patients in 2024, average age 76

CMS counts 213 Medicare patients who saw Dr. Hubbard in 2024. The largest group is 65 to 74, with 87 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 6% are also on Medicaid. Their average risk score is 1.01, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Hubbard's median patient age at 64, with 40% women.

Medicare patients, 2024213
Average age76
Average risk score1.01
Also on Medicaid6%

Dr. Hubbard's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Hubbard's Medicare patients by sex, 2024

  • Women10248%
  • Men11152%

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

  1. High cholesterol75%
  2. High blood pressure70%
  3. Arthritis39%
  4. Chronic kidney disease23%
  5. Atrial fibrillation22%
  6. Ischemic heart disease22%
  7. Diabetes21%
  8. Anxiety19%

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

Dr. Hubbard's patients across all payers

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

Patient panel by age, all payers

Median age 64

Patient panel by sex, all payers

  • Women40%
  • Men58%

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

Dr. Mark D. Hubbard wrote 6,205 Medicare Part D claims in 2024

In 2024, Dr. Hubbard wrote 6,205 Medicare Part D claims for 501 patients. 87% of them were for generic drugs. CMS names the drug for 5,405 of them, across 111 drugs with 11 or more claims each, at $617,955 in total drug cost. In 2023, CMS named 2,618 claims across 80 drugs.

Part D claims, 20246,205
Drugs named by CMS111
Total drug cost$617,955
Part D patients501

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

  • Generic5,380 claims87%
  • Brand-name794 claims13%
  • Other31 claims0%

Dr. Hubbard'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. Hubbard's Part D claims, 2024

  • Opioids2%104 of 6,205 claims
  • Antibiotics3%156 of 6,205 claims
  • Antipsychotics, patients 65 and over1%88 of 6,205 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: 2,6182024: 5,405106%

Drugs named by CMS: 111 in 2024, 80 in 2023.

See all prescribing by Dr. Hubbard

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. Mark D. Hubbard ranks in the 70th percentile for removal of skin lesions in Medicare

Dr. Hubbard accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hubbard as offering telehealth. CMS counts 36 procedures of removal of skin lesions by Dr. Hubbard, more than 70% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Hubbard ranks in Medicare procedure volume

Removal of skin lesions
70th percentile36 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Mark D. Hubbard received $4,782 in industry payments from 2017 to 2025

CMS Open Payments shows 230 general payments to Dr. Hubbard from 27 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 92% of the total. Novo Nordisk Inc paid the most, $849.

General payments to Dr. Hubbard by program year, 2017 to 2025

General payments to Dr. Hubbard by kind, 2017 to 2025

$4.8Kin total
  • Food and beverage$4,41792%
  • Speaker and faculty fees$2154%
  • Consulting fees$1503%

Companies that paid Dr. Hubbard the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Hubbard

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

Dr. Mark D. Hubbard has 1 award and honors on record

Dmand AI lists 1 award for Dr. Hubbard, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Hubbard

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Mark D. Hubbard graduated from Medical College Of Wisconsin

Dr. Hubbard graduated from Medical College Of Wisconsin in 2000.

  1. Medical schoolMedical College Of Wisconsin
  2. Board certified in family medicineAmerican Board of Family Medicine

Source: Dmand AI Professional Profile Data

Dr. Mark D. Hubbard accepts plans from 15 insurance carriers

Dr. Hubbard is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Humana
  • Regence Health Plans
  • +7 more carriersWith a free account

Plan types Dr. Hubbard accepts, by number of carriers

  1. PPO10
  2. Medicare8
  3. HMO6
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Mark D. Hubbard'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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. Mark D. Hubbard

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. Mark D. Hubbard's NPI number?

Dr. Mark D. Hubbard's NPI number is 1508886730. It was assigned on July 20, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Mark D. Hubbard?

Dr. Mark D. Hubbard is a family medicine physician in Escondido, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).

Where does Dr. Mark D. Hubbard practice?

Dr. Hubbard practices at 225 E Second Avenue Suite 320, Escondido, CA 92025. Dr. Hubbard's primary practice is Graybill Physical Therapy in Escondido, California. Dmand AI also links Dr. Hubbard to 1 hospital, 2 home health agencies, 1 group practice or clinic and 1 medical group.

What is Dr. Mark D. Hubbard's office phone number?

The practice phone on file for Dr. Hubbard is (760) 291-6700.

What is Dr. Mark D. Hubbard's medical license number?

Dr. Hubbard holds California license A82539, one of the licenses on file in 3 states.

Which states has Dr. Mark D. Hubbard been licensed in?

Dmand AI has state licenses on file for Dr. Hubbard in California (2003 to 2026), Arizona (since 2003) and Wisconsin (2001 to 2003).

Which hospitals is Dr. Mark D. Hubbard affiliated with?

Dr. Hubbard is affiliated with Palomar Medical Center Downtown Escondido. Dmand AI links Dr. Hubbard to 1 more hospital.

What medical group is Dr. Mark D. Hubbard part of?

Dr. Hubbard is linked to Sharp Rees-Stealy Medical Group. Dmand AI links Dr. Hubbard to 1 more medical group.

Does Dr. Mark D. Hubbard accept Medicare?

Yes. CMS data shows Dr. Hubbard billed Medicare for 623 services in 2024, and Dr. Hubbard accepts Medicare assignment.

Does Dr. Mark D. Hubbard offer telehealth?

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

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Mark D. Hubbard see?

CMS counts 213 Medicare patients who saw Dr. Hubbard in 2024, with an average age of 76.

Is Dr. Mark D. Hubbard board certified?

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

What services does Dr. Mark D. Hubbard bill to Medicare?

In 2024, Dr. Hubbard's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).

Where did Dr. Mark D. Hubbard go to medical school?

Dr. Hubbard graduated from Medical College Of Wisconsin in 2000.

What drugs does Dr. Mark D. Hubbard prescribe most?

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

Has Dr. Mark D. Hubbard received payments from drug or device companies?

CMS Open Payments shows $4,782 in general payments to Dr. Hubbard from 27 companies from 2017 to 2025. The largest total came from Novo Nordisk Inc.

How long has Dr. Mark D. Hubbard been practicing?

Dr. Hubbard graduated from medical school in 2000, 26 years ago.

What insurance does Dr. Mark D. Hubbard accept?

Dr. Hubbard is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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