Dr. Nicholas Arger, MD

  • San Francisco, CA
  • Pulmonologist
NPI1952690877PAC ID6002101607
Medicare services, 2024
144
Medicare patients, 2024
102
Part D claims, 2024
71
Publications
9
MIPS score, 2024
99
Practice address
505 Parnassus Ave, Box 0296, San Francisco, CA 94143
Practice phone
Call (415) 353-2733
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCSF Helen Diller Medical Center at Parnassus Heights

Hospital · San Francisco, California

See all 8 affiliations

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Dr. Nicholas Arger is a pulmonologist in San Francisco, California

Dr. Arger practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health.

Dr. Arger's NPI, 1952690877, was assigned on March 31, 2011. Dr. Arger graduated from Keck School of Medicine of USC in 2011. Dr. Arger holds California license A131346.

NPI and contact details
Medicare PAC ID
6002101607
NPI enumeration date
March 31, 2011
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(415) 353-2733
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
41
Medical school graduation
2011

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

Dr. Nicholas Arger practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California

Dr. Arger's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights, at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143 in San Francisco County. The practice phone is (415) 353-2733.

Source: Dmand AI Affiliation Data

Dr. Nicholas Arger is affiliated with 2 sites of care and 6 medical groups

Dr. Arger's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Dr. Arger is also affiliated with Santa Clara Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Arger to 5 more medical groups, each named with a free account.

See all 8 affiliations for Dr. Arger

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

Dmand AI tracks the EHR system at Dr. Nicholas Arger's practice

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

EHR by site
SiteEHR vendor and product
UCSF Helen Diller Medical Center at Parnassus HeightsAvailable with a free account
+1 more site and 5 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Nicholas Arger is one of 1,339 pulmonologists in California

Pulmonary disease is Dr. Arger's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Arger is board certified in critical care medicine by the American Board of Internal Medicine. Dr. Arger is licensed in California.

Specialties and state licenses

  • Pulmonary disease, CaliforniaPrimaryLicense A131346 · 2014 to 2026 · taxonomy 207RP1001X

Clinical focus

Dmand AI lists chronic obstructive pulmonary disease (COPD) among the conditions Dr. Arger treats.

Pulmonologists near Dr. Arger

Counts of pulmonologists 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. Nicholas Arger billed Medicare for 144 services in 2024

CMS data shows 144 Medicare services from Dr. Arger across 6 procedure codes in 2024, for 102 Medicare patients. Medicare paid $16,365 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024144
Medicare patients102
Paid by Medicare$16,365
Procedure codes6

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

  • 2023
  • 2024
Office and hospital visits
2023: 1282024: 10518%
Other services
2023: 02024: 25
Surgery
2023: 02024: 14

Dr. Arger compared with the California median for pulmonologists, 2024

  • Dr. Arger
  • California median
Medicare services
144vs 64978% below
Medicare patients
102vs 27263% below
Part D claims
27vs 42194% below

Medians across 1,263 pulmonologists in California with Dmand AI profiles that report each measure.

Dr. Arger'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. Arger

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

Dr. Nicholas Arger treated 102 Medicare patients in 2024, average age 70

CMS counts 102 Medicare patients who saw Dr. Arger in 2024. The largest group is 65 to 74, with 54 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 39% are also on Medicaid. Their average risk score is 2.23, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Arger's median patient age at 66, with 58% women.

Medicare patients, 2024102
Average age70
Average risk score2.23
Also on Medicaid39%

Dr. Arger's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Arger's Medicare patients by sex, 2024

  • Women5655%
  • Men4645%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis48%
  4. Anxiety39%
  5. Diabetes37%
  6. Ischemic heart disease35%
  7. Chronic kidney disease34%
  8. Depression33%

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

Dr. Arger's patients across all payers

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

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women58%
  • Men39%

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

Dr. Nicholas Arger wrote 71 Medicare Part D claims in 2024

In 2024, Dr. Arger wrote 71 Medicare Part D claims for 14 patients. 31% of them were for generic drugs. CMS names the drug for 27 of them, across 2 drugs with 11 or more claims each, at $1,187 in total drug cost. In 2023, CMS named 11 claims across 1 drug.

Part D claims, 202471
Drugs named by CMS2
Total drug cost$1,187
Part D patients14

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

  • Generic22 claims31%
  • Brand-name49 claims69%

Dr. Arger'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 112024: 27145%

Drugs named by CMS: 2 in 2024, 1 in 2023.

See all prescribing by Dr. Arger

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. Nicholas Arger scored 99 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. Arger for performance year 2024, reported as part of a group. Dr. Arger accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Arger as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Arger's MIPS scores, performance year 2024

  • 99of 100Final score
  • 95of 100Quality
  • 40of 100Improvement Activities
  • 81of 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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Dr. Nicholas Arger has 9 publications on record

Dmand AI links 9 papers to Dr. Arger, published from 2011 to 2024. 2019 was the busiest year, with 2. The most frequent topics are Sarcoidosis, Interferon-gamma and Sarcoidosis, Pulmonary. Dr. Arger has published most often in Respir Med. Dr. Arger's most frequent co-authors are Laura L. Koth, MD, Prescott G. Woodruff, MD and Edward S. Chen, MD.

Papers9
Years published2011 to 2024

Dr. Arger's papers by year, 2011 to 2024

Topics Dr. Arger writes about most

  • Sarcoidosis
  • Interferon-gamma
  • Sarcoidosis, Pulmonary
  • Bronchoalveolar Lavage Fluid
  • Chemokine CXCL10
  • Chemokine CXCL9
  • Lung
  • Th17 Cells

Dr. Arger's most frequent co-authors

Recent publications by Dr. Arger

See all 9 publications and co-authors

See who Dr. Arger researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Arger works with, so you can find a warm path to the right pulmonologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Nicholas Arger has 1 award and honors on record

Dmand AI lists 1 award for Dr. Arger, most recently AOA Inductee 2011 in 2011.

Awards and honors for Dr. Arger

  1. 2011
    • AOA Inductee 2011

Source: Dmand AI Professional Profile Data

Dr. Nicholas Arger graduated from Keck School of Medicine of USC

Dr. Arger graduated from Keck School of Medicine of USC in 2011. Dr. Arger is a member of AOA.

  1. Medical schoolKeck School of Medicine of USC
  2. Board certified in critical care medicineAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine
  4. Board certified in pulmonary diseaseAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Nicholas Arger accepts plans from 4 insurance carriers

Dr. Arger is in network with 4 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and Regence Health Plans. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • CMS Medicare

Plan types Dr. Arger accepts, by number of carriers

  1. Medicare4
  2. PPO3
  3. HMO1
  4. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Nicholas Arger'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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
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. Nicholas Arger

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. Nicholas Arger's NPI number?

Dr. Nicholas Arger's NPI number is 1952690877. It was assigned on March 31, 2011, and it is active in the NPI Registry.

What kind of doctor is Dr. Nicholas Arger?

Dr. Nicholas Arger is a pulmonologist in San Francisco, California. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).

Where does Dr. Nicholas Arger practice?

Dr. Arger practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Dr. Arger's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Dmand AI also links Dr. Arger to 5 medical groups.

What is Dr. Nicholas Arger's office phone number?

The practice phone on file for Dr. Arger is (415) 353-2733.

What is Dr. Nicholas Arger's medical license number?

Dr. Arger holds California license A131346.

Which hospitals is Dr. Nicholas Arger affiliated with?

Dr. Arger practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California. Dr. Arger is also affiliated with Santa Clara Medical Center.

What medical group is Dr. Nicholas Arger part of?

Dr. Arger is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Arger to 5 more medical groups.

Does Dr. Nicholas Arger accept Medicare?

Yes. CMS data shows Dr. Arger billed Medicare for 144 services in 2024, and Dr. Arger accepts Medicare assignment.

Does Dr. Nicholas Arger offer telehealth?

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

What is Dr. Nicholas Arger's MIPS score?

Dr. Arger's MIPS final score for performance year 2024 is 99 out of 100, reported as part of a group.

Show 9 more questionsShow fewer questions

How many Medicare patients does Dr. Nicholas Arger see?

CMS counts 102 Medicare patients who saw Dr. Arger in 2024, with an average age of 70.

Is Dr. Nicholas Arger board certified?

Yes. Dr. Arger is board certified in critical care medicine by the American Board of Internal Medicine.

What services does Dr. Nicholas Arger bill to Medicare?

In 2024, Dr. Arger's most billed Medicare services were office visit, established patient (99215), critical care (99291) and medicare service (G2211).

Where did Dr. Nicholas Arger go to medical school?

Dr. Arger graduated from Keck School of Medicine of USC in 2011.

What drugs does Dr. Nicholas Arger prescribe most?

In 2024 Medicare Part D data, Dr. Arger's most prescribed drugs by claims were Albuterol Sulfate Hfa and Ventolin Hfa.

How long has Dr. Nicholas Arger been practicing?

Dr. Arger graduated from medical school in 2011, 15 years ago.

Does Dr. Nicholas Arger do research?

Dmand AI links 9 publications to Dr. Arger, published from 2011 to 2024.

Who does Dr. Nicholas Arger publish with?

Dr. Arger's most frequent co-authors are Laura L. Koth, MD (7 shared papers), Prescott G. Woodruff, MD (3 shared papers) and Edward S. Chen, MD (2 shared papers).

What insurance does Dr. Nicholas Arger accept?

Dr. Arger is in network with 4 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and Regence Health Plans. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.

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