Dr. James Harron Howitt, MD

  • North Miami, FL
  • Ophthalmologist
NPI1245232669PAC ID4688605843
Medicare services, 2024
1,494
Medicare patients, 2024
537
Part D claims, 2024
7,045
MIPS score, 2024
75
Industry payments
$11,510
Practice address
1460 Ne 123rd St, North Miami, FL 33161
Practice phone
Call (305) 891-0331
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

James H. Howitt, MD

North Miami, Florida

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Dr. James Harron Howitt is an ophthalmologist in North Miami, Florida

Dr. Howitt practices at James H. Howitt, MD in North Miami, Florida.

Dr. Howitt's NPI, 1245232669, was assigned on August 15, 2005. Dr. Howitt graduated from University of Miami, Miller School of Medicine in 1998. Dr. Howitt holds Florida license ME84034.

NPI and contact details
Medicare PAC ID
4688605843
NPI enumeration date
August 15, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(305) 891-0331
Professional email
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Personal email
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Mobile number
Get number
Sex
Male
Estimated age
54
Medical school graduation
1998

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

Dr. James Harron Howitt practices at James H. Howitt, MD in North Miami, Florida

Dr. Howitt's primary practice is James H. Howitt, MD, at 1460 Ne 123rd St, North Miami, FL 33161 in Miami-Dade County. The practice phone is (305) 891-0331.

  • James H. Howitt, MD
    1460 Ne 123rd St, North Miami, FL 33161 · Miami-Dade CountyPhone(305) 891-0331

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

Dr. James Harron Howitt is affiliated with 2 sites of care and 1 medical group

Dr. Howitt's primary practice is James H. Howitt, MD in North Miami, Florida. Dmand AI also links Dr. Howitt to 1 group practice or clinic and 1 medical group, each named with a free account.

See all 3 affiliations for Dr. Howitt

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

Dmand AI tracks the EHR system at Dr. James Harron Howitt's practice

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

EHR by site
SiteEHR vendor and product
James H. Howitt, MDAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. James Harron Howitt is one of 1,398 ophthalmologists in Florida

Ophthalmology is Dr. Howitt's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Howitt is board certified in ophthalmology by the American Board of Ophthalmology. Dr. Howitt is licensed in Florida.

Specialties and state licenses

  • Ophthalmology, FloridaPrimaryLicense ME84034 · 2001 to 2026 · taxonomy 207W00000X

Clinical focus

Dmand AI lists age-related macular degeneration, cataract, cataract surgery with lens implant, cold sores or genital herpes, conjunctivitis, dry eye, eyelid inflammation and glaucoma among the conditions Dr. Howitt treats.

Ophthalmologists near Dr. Howitt

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

1,398ophthalmologists in Florida
2ophthalmologists in North Miami

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

Dr. James Harron Howitt billed Medicare for 1,494 services in 2024

CMS data shows 1,494 Medicare services from Dr. Howitt across 11 procedure codes in 2024, for 537 Medicare patients. Medicare paid $110,311 for them.

Medicare services, 20241,494
Medicare patients537
Paid by Medicare$110,311
Procedure codes11

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

  • 2023
  • 2024
Tests and treatments
2023: 1,4042024: 1,398No change
Surgery
2023: 1162024: 9617%
Imaging
2023: 162024: 0100%

Where Dr. Howitt's Medicare services took place, 2024

  • In an office1,43096%
  • In a facility644%

Dr. Howitt compared with the Florida median for ophthalmologists, 2024

  • Dr. Howitt
  • Florida median
Medicare services
1,494vs 1,69912% below
Medicare patients
537vs 557Close to median
Part D claims
6,937vs 8188.5 times

Medians across 1,345 ophthalmologists in Florida with Dmand AI profiles that report each measure.

Dr. Howitt'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. Howitt

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

Dr. James Harron Howitt treated 537 Medicare patients in 2024, average age 75

CMS counts 537 Medicare patients who saw Dr. Howitt in 2024. The largest group is 65 to 74, with 247 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 17% are also on Medicaid. Their average risk score is 1.28, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Howitt's median patient age at 73, with 60% women.

Medicare patients, 2024537
Average age75
Average risk score1.28
Also on Medicaid17%

Dr. Howitt's Medicare patients by age, 2024

Dr. Howitt's Medicare patients by sex, 2024

  • Women31458%
  • Men22342%

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

  1. High cholesterol75%
  2. High blood pressure72%
  3. Arthritis45%
  4. Diabetes34%
  5. Ischemic heart disease32%
  6. Chronic kidney disease25%
  7. Anxiety19%
  8. Mood disorders19%

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

Dr. Howitt's patients across all payers

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

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women60%
  • Men39%

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

Dr. James Harron Howitt wrote 7,045 Medicare Part D claims in 2024

In 2024, Dr. Howitt wrote 7,045 Medicare Part D claims for 1,504 patients. 46% of them were for generic drugs. CMS names the drug for 6,937 of them, across 22 drugs with 11 or more claims each, at $868,519 in total drug cost. In 2023, CMS named 7,319 claims across 23 drugs.

Part D claims, 20247,045
Drugs named by CMS22
Total drug cost$868,519
Part D patients1,504

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

  • Generic3,255 claims46%
  • Brand-name3,790 claims54%

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

  • Antibiotics0%21 of 7,045 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: 7,3192024: 6,9375%

Drugs named by CMS: 22 in 2024, 23 in 2023.

See all prescribing by Dr. Howitt

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. James Harron Howitt scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Howitt for performance year 2024, reported individually. Dr. Howitt accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 99 procedures of cataract surgery by Dr. Howitt, more than 74% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
MIPS final score, 2024
75 of 100

Where Dr. Howitt ranks in Medicare procedure volume

Cataract surgery
74th percentile99 procedures

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

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. James Harron Howitt received $11,510 in industry payments from 2016 to 2025

CMS Open Payments shows 306 general payments to Dr. Howitt from 25 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 80% of the total. Alcon Laboratories Inc paid the most, $3,222.

General payments to Dr. Howitt by program year, 2016 to 2025

General payments to Dr. Howitt by kind, 2016 to 2025

$11.5Kin total
  • Food and beverage$9,15580%
  • Travel and lodging$2,31620%
  • Education$400%

Companies that paid Dr. Howitt the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Howitt

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

Dr. James Harron Howitt has 1 award and honors on record

Dmand AI lists 1 award for Dr. Howitt.

Awards and honors for Dr. Howitt

  1. Undated
    • AAO Fellow

Source: Dmand AI Professional Profile Data

Dr. James Harron Howitt graduated from University of Miami, Miller School of Medicine

Dr. Howitt graduated from University of Miami, Miller School of Medicine in 1998. Dr. Howitt is a member of AAO.

  1. Medical schoolUniversity of Miami, Miller School of Medicine
  2. Board certified in ophthalmologyAmerican Board of Ophthalmology

Source: Dmand AI Professional Profile Data

Dr. James Harron Howitt accepts plans from 16 insurance carriers

Dr. Howitt is in network with 16 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
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • Molina
  • +8 more carriersWith a free account

Plan types Dr. Howitt accepts, by number of carriers

  1. PPO10
  2. HMO8
  3. Medicare8
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. James Harron Howitt'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)Clinician Public Reporting: Overall MIPS Performance (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. James Harron Howitt

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. James Harron Howitt's NPI number?

Dr. James Harron Howitt's NPI number is 1245232669. It was assigned on August 15, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. James Harron Howitt?

Dr. James Harron Howitt is an ophthalmologist in North Miami, Florida. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).

Where does Dr. James Harron Howitt practice?

Dr. Howitt practices at 1460 Ne 123rd St, North Miami, FL 33161. Dr. Howitt's primary practice is James H. Howitt, MD in North Miami, Florida. Dmand AI also links Dr. Howitt to 1 group practice or clinic and 1 medical group.

What is Dr. James Harron Howitt's office phone number?

The practice phone on file for Dr. Howitt is (305) 891-0331.

What is Dr. James Harron Howitt's medical license number?

Dr. Howitt holds Florida license ME84034.

Does Dr. James Harron Howitt accept Medicare?

Yes. CMS data shows Dr. Howitt billed Medicare for 1,494 services in 2024, and Dr. Howitt accepts Medicare assignment.

What is Dr. James Harron Howitt's MIPS score?

Dr. Howitt's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

How many Medicare patients does Dr. James Harron Howitt see?

CMS counts 537 Medicare patients who saw Dr. Howitt in 2024, with an average age of 75.

Is Dr. James Harron Howitt board certified?

Yes. Dr. Howitt is board certified in ophthalmology by the American Board of Ophthalmology.

What services does Dr. James Harron Howitt bill to Medicare?

In 2024, Dr. Howitt's most billed Medicare services were eye exam or test (92014), eye exam or test (92012) and eye exam or test (92250).

Show 5 more questionsShow fewer questions

Where did Dr. James Harron Howitt go to medical school?

Dr. Howitt graduated from University of Miami, Miller School of Medicine in 1998.

What drugs does Dr. James Harron Howitt prescribe most?

In 2024 Medicare Part D data, Dr. Howitt's most prescribed drugs by claims were Latanoprost, Lumigan and Prednisolone Acetate.

Has Dr. James Harron Howitt received payments from drug or device companies?

CMS Open Payments shows $11,510 in general payments to Dr. Howitt from 25 companies from 2016 to 2025. The largest total came from Alcon Laboratories Inc.

How long has Dr. James Harron Howitt been practicing?

Dr. Howitt graduated from medical school in 1998, 28 years ago.

What insurance does Dr. James Harron Howitt accept?

Dr. Howitt is in network with 16 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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