David Joel Mapes, PA-C

  • Fresno, CA
  • Physician assistant
NPI1427428010PAC ID8123338530
Medicare services, 2024
817
Medicare patients, 2024
212
Part D claims, 2024
811
MIPS score, 2024
93
Industry payments
$7,780
Practice address
7115 N Chestnut Ave, Fresno, CA 93720
Practice phone
Call (559) 431-2397
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Edgar S. Macias, M.D., Inc

Fresno, California

See all 9 affiliations

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David Joel Mapes is a physician assistant in Fresno, California

David Mapes practices at Edgar S. Macias, M.D., Inc in Fresno, California.

David Mapes' NPI, 1427428010, was assigned on September 25, 2015. David Mapes holds California license 52822.

NPI and contact details
Medicare PAC ID
8123338530
NPI enumeration date
September 25, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(559) 431-2397
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
37
Medical school graduation
2015

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

David Joel Mapes practices at Edgar S. Macias, M.D., Inc in Fresno, California

David Mapes' primary practice is Edgar S. Macias, M.D., Inc, at 7115 N Chestnut Ave, Fresno, CA 93720 in Fresno County. The practice phone is (559) 431-2397.

  • Edgar S. Macias, M.D., Inc
    7115 N Chestnut Ave, Fresno, CA 93720 · Fresno CountyPhone(559) 431-2397

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

David Joel Mapes is affiliated with 5 sites of care and 4 medical groups

David Mapes' primary practice is Edgar S. Macias, M.D., Inc in Fresno, California. The medical group on file is Vituity. Dmand AI also links David Mapes to 4 more group practices and clinics and 3 medical groups, each named with a free account.

See all 9 affiliations for David Mapes

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

Dmand AI tracks the EHR system at David Joel Mapes' practice

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

EHR by site
SiteEHR vendor and product
Edgar S. Macias, M.D., IncAvailable with a free account
+4 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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David Joel Mapes is one of 11,482 physician assistants in California

Physician assistant is David Mapes' primary specialty in the NPI Registry, under taxonomy code 363A00000X. David Mapes is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). David Mapes is licensed in California.

Specialties and state licenses

  • Physician assistant, CaliforniaPrimaryLicense 52822 · taxonomy 363A00000X

Clinical focus

Dmand AI lists acne, acute skin infection, benign or precancerous skin growths, cold sores or genital herpes, contact dermatitis, facial skin infection, hives and itchy rashes among the conditions David Mapes treats.

Physician assistants near David Mapes

Counts of physician assistants 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

David Joel Mapes billed Medicare for 817 services in 2024

CMS data shows 817 Medicare services from David Mapes across 11 procedure codes in 2024, for 212 Medicare patients. Medicare paid $38,892 for them. Every service was in an office.

Medicare services, 2024817
Medicare patients212
Paid by Medicare$38,892
Procedure codes11

David Mapes' Medicare services by type, 2024

  1. Office and hospital visits382
  2. Surgery379
  3. Drugs given in the office56

David Mapes compared with the California median for physician assistants, 2024

  • David Mapes
  • California median
Medicare services
817vs 2044.0 times
Medicare patients
212vs 1052.0 times
Part D claims
661vs 2432.7 times

Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.

David Mapes' 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.

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

David Joel Mapes treated 212 Medicare patients in 2024, average age 70

CMS counts 212 Medicare patients who saw David Mapes in 2024. The largest group is 65 to 74, with 98 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 63% are also on Medicaid. Their average risk score is 1.54, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts David Mapes' median patient age at 56, with 39% women.

Medicare patients, 2024212
Average age70
Average risk score1.54
Also on Medicaid63%

David Mapes' Medicare patients by age, 2024

David Mapes' Medicare patients by sex, 2024

  • Women9143%
  • Men12157%

Chronic conditions among David Mapes' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes42%
  4. Arthritis38%
  5. Ischemic heart disease35%
  6. Chronic kidney disease25%
  7. Mood disorders25%
  8. Depression23%

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

David Mapes' patients across all payers

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

Patient panel by age, all payers

Median age 56

Patient panel by sex, all payers

  • Women39%
  • Men61%

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

David Joel Mapes wrote 811 Medicare Part D claims in 2024

In 2024, David Mapes wrote 811 Medicare Part D claims for 193 patients. 84% of them were for generic drugs. CMS names the drug for 661 of them, across 15 drugs with 11 or more claims each, at $206,109 in total drug cost.

Part D claims, 2024811
Drugs named by CMS15
Total drug cost$206,109
Part D patients193

David Mapes' Part D claims by kind of drug, 2024

  • Generic678 claims84%
  • Brand-name133 claims16%

David Mapes' 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 David Mapes' Part D claims, 2024

  • Antibiotics5%39 of 811 claims

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

See all prescribing by David Mapes

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

David Joel Mapes scored 93 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for David Mapes for performance year 2024, reported as part of a group. David Mapes accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

David Mapes' MIPS scores, performance year 2024

  • 93of 100Final score
  • 76.7of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

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

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David Joel Mapes received $7,780 in industry payments from 2024 to 2025

CMS Open Payments shows 150 general payments to David Mapes from 17 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 44% of the total. Arcutis Biotherapeutics, Inc. paid the most, $4,741.

General payments to David Mapes by program year, 2024 to 2025

General payments to David Mapes by kind, 2024 to 2025

$7.8Kin total
  • Food and beverage$3,40444%
  • Travel and lodging$2,41031%
  • Consulting fees$1,80023%
  • Education$1662%

Companies that paid David Mapes the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to David Mapes

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

David Joel Mapes is board certified in certified physician assistant

David Mapes is a member of AAPA.

  1. Board certified in certified physician assistantNational Commission on Certification of Physician Assistants (NCCPA)

Source: Dmand AI Professional Profile Data

Sources for David Joel Mapes'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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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 David Joel Mapes

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

What is David Joel Mapes' NPI number?

David Joel Mapes' NPI number is 1427428010. It was assigned on September 25, 2015, and it is active in the NPI Registry.

What does David Joel Mapes specialize in?

David Joel Mapes is a physician assistant in Fresno, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does David Joel Mapes practice?

David Mapes practices at 7115 N Chestnut Ave, Fresno, CA 93720. David Mapes' primary practice is Edgar S. Macias, M.D., Inc in Fresno, California. Dmand AI also links David Mapes to 4 group practices and clinics and 3 medical groups.

What is David Joel Mapes' office phone number?

The practice phone on file for David Mapes is (559) 431-2397.

What is David Joel Mapes' medical license number?

David Mapes holds California license 52822.

What medical group is David Joel Mapes part of?

David Mapes is linked to Vituity. Dmand AI links David Mapes to 3 more medical groups.

Does David Joel Mapes accept Medicare?

Yes. CMS data shows David Mapes billed Medicare for 817 services in 2024, and David Mapes accepts Medicare assignment.

What is David Joel Mapes' MIPS score?

David Mapes' MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.

How many Medicare patients does David Joel Mapes see?

CMS counts 212 Medicare patients who saw David Mapes in 2024, with an average age of 70.

Is David Joel Mapes board certified?

Yes. David Mapes is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).

Show 4 more questionsShow fewer questions

What services does David Joel Mapes bill to Medicare?

In 2024, David Mapes' most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and surgery: skin and soft tissue (17003).

What drugs does David Joel Mapes prescribe most?

In 2024 Medicare Part D data, David Mapes' most prescribed drugs by claims were Ketoconazole, Triamcinolone Acetonide and Clindamycin Phosphate.

Has David Joel Mapes received payments from drug or device companies?

CMS Open Payments shows $7,780 in general payments to David Mapes from 17 companies from 2024 to 2025. The largest total came from Arcutis Biotherapeutics, Inc.

How long has David Joel Mapes been practicing?

David Mapes graduated from medical school in 2015, 11 years ago.

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