Melissa A. Juncker, PA

  • Greenbrae, CA
  • Physician assistant
NPI1275534562PAC ID1951298918
Medicare services, 2024
274
Medicare patients, 2024
269
Part D claims, 2024
225
MIPS score, 2024
100
Hospital affiliations
1
Practice address
250 Bon Air Road, Greenbrae, CA 94904
Practice phone
Call (415) 925-7900
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

MarinHealth Medical Center

Hospital · Greenbrae, California

See all 4 affiliations

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Melissa A. Juncker is a physician assistant in Greenbrae, California

Melissa Juncker practices at MarinHealth Medical Center in Greenbrae, California, part of Marin Healthcare District.

Melissa Juncker's NPI, 1275534562, was assigned on August 9, 2005. Melissa Juncker holds California license PA18024.

NPI and contact details
Medicare PAC ID
1951298918
NPI enumeration date
August 9, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(415) 925-7900
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
50
Medical school graduation
2002

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

Melissa A. Juncker practices at MarinHealth Medical Center in Greenbrae, California

Melissa Juncker's primary practice is MarinHealth Medical Center, at 250 Bon Air Road, Greenbrae, CA 94904 in Marin County. The practice phone is (415) 925-7900.

Source: Dmand AI Affiliation Data

Melissa A. Juncker is affiliated with 2 sites of care and 2 medical groups

Melissa Juncker's primary practice is MarinHealth Medical Center in Greenbrae, California, part of Marin Healthcare District. The medical group on file is Vituity. Dmand AI also links Melissa Juncker to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 4 affiliations for Melissa Juncker

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

Dmand AI tracks the EHR system at Melissa A. Juncker's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Melissa Juncker practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
MarinHealth Medical CenterAvailable 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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Melissa A. Juncker is one of 11,482 physician assistants in California

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

Specialties and state licenses

  • Physician assistant, CaliforniaPrimaryLicense PA18024 · taxonomy 363A00000X

Clinical focus

Dmand AI lists acute sinusitis, acute skin infection, ankle or foot injury, broken or dislocated ankle/ or foot, bronchitis, conjunctivitis, itchy rashes and joint pain among the conditions Melissa Juncker treats.

Physician assistants near Melissa Juncker

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

Melissa A. Juncker billed Medicare for 274 services in 2024

CMS data shows 274 Medicare services from Melissa Juncker across 7 procedure codes in 2024, for 269 Medicare patients. Medicare paid $22,687 for them.

Medicare services, 2024274
Medicare patients269
Paid by Medicare$22,687
Procedure codes7

Melissa Juncker's Medicare services by type, 2024

  1. Office and hospital visits258
  2. Lab and pathology16

Where Melissa Juncker's Medicare services took place, 2024

  • In an office18568%
  • In a facility8932%

Melissa Juncker compared with the California median for physician assistants, 2024

  • Melissa Juncker
  • California median
Medicare services
274vs 20434% above
Medicare patients
269vs 1052.6 times
Part D claims
124vs 24349% below

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

Melissa Juncker'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.

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

Melissa A. Juncker treated 269 Medicare patients in 2024, average age 75

CMS counts 269 Medicare patients who saw Melissa Juncker in 2024. The largest group is 65 to 74, with 118 patients. 69% of them have high cholesterol, and 63% have high blood pressure. 22% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Melissa Juncker's median patient age at 39, with 53% women.

Medicare patients, 2024269
Average age75
Average risk score1.15
Also on Medicaid22%

Melissa Juncker's Medicare patients by age, 2024

Melissa Juncker's Medicare patients by sex, 2024

  • Women15558%
  • Men11442%

Chronic conditions among Melissa Juncker's Medicare patients, 2024

  1. High cholesterol69%
  2. High blood pressure63%
  3. Arthritis48%
  4. Mood disorders28%
  5. Anxiety26%
  6. Depression23%
  7. Chronic kidney disease22%
  8. Ischemic heart disease22%

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

Melissa Juncker's patients across all payers

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

Patient panel by age, all payers

Median age 39

Patient panel by sex, all payers

  • Women53%
  • Men44%

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

Melissa A. Juncker wrote 225 Medicare Part D claims in 2024

In 2024, Melissa Juncker wrote 225 Medicare Part D claims for 188 patients. 70% of them were for generic drugs. CMS names the drug for 124 of them, across 6 drugs with 11 or more claims each, at $3,621 in total drug cost.

Part D claims, 2024225
Drugs named by CMS6
Total drug cost$3,621
Part D patients188

Melissa Juncker's Part D claims by kind of drug, 2024

  • Generic158 claims70%
  • Brand-name and other67 claims30%

Melissa Juncker'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 Melissa Juncker's Part D claims, 2024

  • Antibiotics38%85 of 225 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 Melissa Juncker

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

Melissa A. Juncker scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Melissa Juncker for performance year 2024, reported through an alternative payment model (APM). Melissa Juncker accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Melissa Juncker as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Melissa Juncker's MIPS scores, performance year 2024

  • 100of 100Final score
  • 86.3of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

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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Melissa A. Juncker is board certified in certified physician assistant

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

Source: Dmand AI Professional Profile Data

Sources for Melissa A. Juncker'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)Clinician Public Reporting: Overall MIPS Performance (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 Melissa A. Juncker

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

What is Melissa A. Juncker's NPI number?

Melissa A. Juncker's NPI number is 1275534562. It was assigned on August 9, 2005, and it is active in the NPI Registry.

What does Melissa A. Juncker specialize in?

Melissa A. Juncker is a physician assistant in Greenbrae, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Melissa A. Juncker practice?

Melissa Juncker practices at 250 Bon Air Road, Greenbrae, CA 94904. Melissa Juncker's primary practice is MarinHealth Medical Center in Greenbrae, California, part of Marin Healthcare District. Dmand AI also links Melissa Juncker to 1 group practice or clinic and 1 medical group.

What is Melissa A. Juncker's office phone number?

The practice phone on file for Melissa Juncker is (415) 925-7900.

What is Melissa A. Juncker's medical license number?

Melissa Juncker holds California license PA18024.

Which hospitals is Melissa A. Juncker affiliated with?

Melissa Juncker practices at MarinHealth Medical Center in Greenbrae, California.

What medical group is Melissa A. Juncker part of?

Melissa Juncker is linked to Vituity. Dmand AI links Melissa Juncker to 1 more medical group.

Does Melissa A. Juncker accept Medicare?

Yes. CMS data shows Melissa Juncker billed Medicare for 274 services in 2024, and Melissa Juncker accepts Medicare assignment.

Does Melissa A. Juncker offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Melissa Juncker as offering telehealth services.

What is Melissa A. Juncker's MIPS score?

Melissa Juncker's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).

Show 5 more questionsShow fewer questions

How many Medicare patients does Melissa A. Juncker see?

CMS counts 269 Medicare patients who saw Melissa Juncker in 2024, with an average age of 75.

Is Melissa A. Juncker board certified?

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

What services does Melissa A. Juncker bill to Medicare?

In 2024, Melissa Juncker's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99203) and emergency department visit (99285).

What drugs does Melissa A. Juncker prescribe most?

In 2024 Medicare Part D data, Melissa Juncker's most prescribed drugs by claims were Paxlovid, Nitrofurantoin Mono-Macro and Cephalexin.

How long has Melissa A. Juncker been practicing?

Melissa Juncker graduated from medical school in 2002, 24 years ago.

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