Dr. William P. Muldowney, MD

  • Mountain View, CA
  • Internist
NPI1417034356PAC ID0547457244
Medicare services, 2024
697
Medicare patients, 2024
530
Part D claims, 2024
779
Publications
6
Hospital affiliations
1
Practice address
701 E. El Camino Real, 1 Northwest, Mountain View, CA 94040
Practice phone
Call (408) 739-6000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Surgery Center Mountain View

Surgery Center - Medicare-Certified · Mountain View, California

See all 8 affiliations

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Dr. William P. Muldowney is an internist in Mountain View, California

Dr. Muldowney practices at Surgery Center Mountain View in Mountain View, California.

Dr. Muldowney's NPI, 1417034356, was assigned on October 31, 2006. Dr. Muldowney's California license number on file is A43181.

NPI and contact details
Medicare PAC ID
0547457244
NPI enumeration date
October 31, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(408) 739-6000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
71
Medical school graduation
1981

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

Dr. William P. Muldowney practices at Surgery Center Mountain View in Mountain View, California

Dr. Muldowney's primary practice is Surgery Center Mountain View, at 701 E. El Camino Real, 1 Northwest, Mountain View, CA 94040. The practice phone is (408) 739-6000.

  • Surgery Center Mountain View
    701 E. El Camino Real, 1 Northwest, Mountain View, CA 94040Phone(408) 739-6000

Source: Dmand AI Affiliation Data

Dr. William P. Muldowney is affiliated with 5 sites of care and 3 medical groups

Dr. Muldowney's primary practice is Surgery Center Mountain View in Mountain View, California. Dr. Muldowney is also affiliated with Alta Bates Summit Medical Center | Alta Bates Campus. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Muldowney to 3 more group practices and clinics and 2 medical groups, each named with a free account.

See all 8 affiliations for Dr. Muldowney

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

Dmand AI tracks the EHR system at Dr. William P. Muldowney's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Muldowney practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Surgery Center Mountain ViewAvailable with a free account
+4 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. William P. Muldowney is one of 16,751 internists in California

Internal medicine is Dr. Muldowney's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Muldowney is board certified in internal medicine by the American Board of Internal Medicine. Dr. Muldowney has a license on file in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense A43181 · 1986 to 2025 · taxonomy 207R00000X

Clinical focus

Dmand AI lists chronic diabetes, chronic hypertension, hearing loss and impairment, neuropathy and sleep apnea among the conditions Dr. Muldowney treats.

Internists near Dr. Muldowney

Counts of internists 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. William P. Muldowney billed Medicare for 697 services in 2024

CMS data shows 697 Medicare services from Dr. Muldowney across 5 procedure codes in 2024, for 530 Medicare patients. Medicare paid $79,696 for them. Every service was in an office.

Medicare services, 2024697
Medicare patients530
Paid by Medicare$79,696
Procedure codes5

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

  • 2023
  • 2024
Office and hospital visits
2023: 912024: 662627%
Other services
2023: 112024: 35218%

Dr. Muldowney compared with the California median for internists, 2024

  • Dr. Muldowney
  • California median
Medicare services
697vs 36193% above
Medicare patients
530vs 1513.5 times
Part D claims
412vs 421Close to median

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Dr. Muldowney'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. Muldowney

Need commercial claims for Dr. Muldowney?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Muldowney and other internists in California.

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

Dr. William P. Muldowney treated 530 Medicare patients in 2024, average age 79

CMS counts 530 Medicare patients who saw Dr. Muldowney in 2024. The largest group is 75 to 84, with 208 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 14% are also on Medicaid. Their average risk score is 1.17, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Muldowney's median patient age at 64, with 50% women.

Medicare patients, 2024530
Average age79
Average risk score1.17
Also on Medicaid14%

Dr. Muldowney's Medicare patients by age, 2024

Dr. Muldowney's Medicare patients by sex, 2024

  • Women31559%
  • Men21541%

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

  1. High cholesterol75%
  2. High blood pressure71%
  3. Arthritis41%
  4. Ischemic heart disease29%
  5. Diabetes24%
  6. Mood disorders24%
  7. Chronic kidney disease23%
  8. Depression21%

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

Dr. Muldowney'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

  • Women50%
  • Men46%

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

Dr. William P. Muldowney wrote 779 Medicare Part D claims in 2024

In 2024, Dr. Muldowney wrote 779 Medicare Part D claims for 322 patients. 89% of them were for generic drugs. CMS names the drug for 412 of them, across 22 drugs with 11 or more claims each, at $21,690 in total drug cost. In 2023, CMS named 642 claims across 23 drugs.

Part D claims, 2024779
Drugs named by CMS22
Total drug cost$21,690
Part D patients322

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

  • Generic694 claims89%
  • Brand-name and other85 claims11%

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

  • Opioids2%13 of 779 claims
  • Antibiotics11%84 of 779 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: 6422024: 41236%

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

See all prescribing by Dr. Muldowney

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. William P. Muldowney offers telehealth to Medicare patients

Dr. Muldowney accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Muldowney as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. William P. Muldowney has 6 publications on record

Dmand AI links 6 papers to Dr. Muldowney. The most frequent topics are Atrial Natriuretic Factor, Cyclic GMP and Nephrotic Syndrome. Dr. Muldowney has published most often in Am J Kidney Dis. Dr. Muldowney's most frequent co-authors are Sami A. Mazbar, MD and David G. Gardner, MD.

Papers6

Topics Dr. Muldowney writes about most

  • Atrial Natriuretic Factor
  • Cyclic GMP
  • Nephrotic Syndrome

Dr. Muldowney's most frequent co-authors

Recent publications by Dr. Muldowney

See all 6 publications and co-authors

See who Dr. Muldowney researches with

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

How network discovery works

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

Dr. William P. Muldowney received $758 in industry payments from 2016 to 2024

CMS Open Payments shows 7 general payments to Dr. Muldowney from 4 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Alexion Pharmaceuticals, Inc. paid the most, $500.

General payments to Dr. Muldowney by program year, 2016 to 2024

Companies that paid Dr. Muldowney the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Muldowney

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

Dr. William P. Muldowney is board certified in internal medicine

  1. Board certified in internal medicineAmerican Board of Internal Medicine
  2. Board certified in nephrologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. William P. Muldowney accepts plans from 11 insurance carriers

Dr. Muldowney is in network with 11 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • Aetna
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • HCSC
  • Alliant Health Plans
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • +3 more carriersWith a free account

Plan types Dr. Muldowney accepts, by number of carriers

  1. PPO7
  2. HMO6
  3. EPO4
  4. Medicare3
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. William P. Muldowney'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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. William P. Muldowney

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. William P. Muldowney's NPI number?

Dr. William P. Muldowney's NPI number is 1417034356. It was assigned on October 31, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. William P. Muldowney?

Dr. William P. Muldowney is an internist in Mountain View, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. William P. Muldowney practice?

Dr. Muldowney practices at 701 E. El Camino Real, 1 Northwest, Mountain View, CA 94040. Dr. Muldowney's primary practice is Surgery Center Mountain View in Mountain View, California. Dmand AI also links Dr. Muldowney to 3 group practices and clinics and 2 medical groups.

What is Dr. William P. Muldowney's office phone number?

The practice phone on file for Dr. Muldowney is (408) 739-6000.

What is Dr. William P. Muldowney's medical license number?

Dr. Muldowney's California license number on file is A43181.

Which hospitals is Dr. William P. Muldowney affiliated with?

Dr. Muldowney is affiliated with Alta Bates Summit Medical Center | Alta Bates Campus.

What medical group is Dr. William P. Muldowney part of?

Dr. Muldowney is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Muldowney to 2 more medical groups.

Does Dr. William P. Muldowney accept Medicare?

Yes. CMS data shows Dr. Muldowney billed Medicare for 697 services in 2024, and Dr. Muldowney accepts Medicare assignment.

Does Dr. William P. Muldowney offer telehealth?

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

How many Medicare patients does Dr. William P. Muldowney see?

CMS counts 530 Medicare patients who saw Dr. Muldowney in 2024, with an average age of 79.

Show 8 more questionsShow fewer questions

Is Dr. William P. Muldowney board certified?

Yes. Dr. Muldowney is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. William P. Muldowney bill to Medicare?

In 2024, Dr. Muldowney's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and care management and other visits (99496).

What drugs does Dr. William P. Muldowney prescribe most?

In 2024 Medicare Part D data, Dr. Muldowney's most prescribed drugs by claims were Losartan Potassium, Furosemide and Amoxicillin-Clavulanate Potass.

Has Dr. William P. Muldowney received payments from drug or device companies?

CMS Open Payments shows $758 in general payments to Dr. Muldowney from 4 companies from 2016 to 2024. The largest total came from Alexion Pharmaceuticals, Inc.

How long has Dr. William P. Muldowney been practicing?

Dr. Muldowney graduated from medical school in 1981, 45 years ago.

Does Dr. William P. Muldowney do research?

Dmand AI links 6 publications to Dr. Muldowney.

Who does Dr. William P. Muldowney publish with?

Dr. Muldowney's most frequent co-authors are Sami A. Mazbar, MD (3 shared papers) and David G. Gardner, MD (1 shared paper).

What insurance does Dr. William P. Muldowney accept?

Dr. Muldowney is in network with 11 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.

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