Mary J. Wong, NP

  • San Francisco, CA
  • Nurse practitioner
NPI1992864839PAC ID4183859168
Medicare services, 2024
459
Medicare patients, 2024
110
Part D claims, 2024
306
MIPS score, 2024
100
Hospital affiliations
1
Practice address
505 Parnassus Ave, Box 0296, San Francisco, CA 94143
Practice phone
Call (415) 353-2733
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

UCSF Helen Diller Medical Center at Parnassus Heights

Hospital · San Francisco, California

See all 7 affiliations

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Mary J. Wong is a nurse practitioner in San Francisco, California

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

Mary Wong's NPI, 1992864839, was assigned on December 6, 2006. Mary Wong holds California license NPF8766.

NPI and contact details
Medicare PAC ID
4183859168
NPI enumeration date
December 6, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(415) 353-2733
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
61
Medical school graduation
1991

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

Mary J. Wong practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California

Mary Wong'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

Mary J. Wong is affiliated with 4 sites of care and 3 medical groups

Mary Wong's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. The medical group on file is UCSF Pediatrics. Dmand AI also links Mary Wong to 3 more group practices and clinics and 2 medical groups, each named with a free account.

See all 7 affiliations for Mary Wong

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

Dmand AI tracks the EHR system at Mary J. Wong's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Mary Wong practices, 4 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
+3 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Mary J. Wong is one of 5,983 nurse practitioners in California

Nurse practitioner is Mary Wong's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Mary Wong is licensed in California.

Specialties and state licenses

  • Nurse practitioner, CaliforniaPrimaryLicense NPF8766 · taxonomy 363L00000X

Clinical focus

Dmand AI lists high cholesterol, sleep apnea, tobacco use and underactive thyroid among the conditions Mary Wong treats.

Nurse practitioners near Mary Wong

Counts of nurse practitioners 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

Mary J. Wong billed Medicare for 459 services in 2024

CMS data shows 459 Medicare services from Mary Wong across 5 procedure codes in 2024, for 110 Medicare patients. Medicare paid $27,189 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024459
Medicare patients110
Paid by Medicare$27,189
Procedure codes5

Mary Wong's Medicare services by type, 2024

  1. Office and hospital visits257
  2. Other services202

Mary Wong compared with the California median for nurse practitioners, 2024

  • Mary Wong
  • California median
Medicare services
459vs 27965% above
Medicare patients
110vs 9220% above
Part D claims
120vs 36667% below

Medians across 3,047 nurse practitioners in California with Dmand AI profiles that report each measure.

Mary Wong'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 Mary Wong

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

Mary J. Wong treated 110 Medicare patients in 2024, average age 76

CMS counts 110 Medicare patients who saw Mary Wong in 2024. The largest group is 65 to 74, with 40 patients. 75% of them have heart failure, and 75% have high blood pressure. 48% are also on Medicaid. Their average risk score is 3.30, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Mary Wong's median patient age at 73, with 43% women.

Medicare patients, 2024110
Average age76
Average risk score3.30
Also on Medicaid48%

Mary Wong's Medicare patients by age, 2024

Mary Wong's Medicare patients by sex, 2024

  • Women4945%
  • Men6155%

Chronic conditions among Mary Wong's Medicare patients, 2024

  1. Heart failure75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Ischemic heart disease75%
  5. Chronic kidney disease69%
  6. Atrial fibrillation66%
  7. Diabetes55%
  8. Arthritis52%

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

Mary Wong'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

  • Women43%
  • Men57%

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

Mary J. Wong wrote 306 Medicare Part D claims in 2024

In 2024, Mary Wong wrote 306 Medicare Part D claims for 122 patients. 81% of them were for generic drugs. CMS names the drug for 120 of them, across 5 drugs with 11 or more claims each, at $18,885 in total drug cost.

Part D claims, 2024306
Drugs named by CMS5
Total drug cost$18,885
Part D patients122

Mary Wong's Part D claims by kind of drug, 2024

  • Generic249 claims81%
  • Brand-name57 claims19%

Mary Wong'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.

See all prescribing by Mary Wong

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

Mary J. Wong 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 Mary Wong for performance year 2024, reported as part of a group. Mary Wong accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Mary Wong's MIPS scores, performance year 2024

  • 100of 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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Mary J. Wong received $1,287 in industry payments from 2024 to 2025

CMS Open Payments shows 13 general payments to Mary Wong from 9 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $271.

General payments to Mary Wong by program year, 2024 to 2025

Companies that paid Mary Wong the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Mary Wong

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

Sources for Mary J. Wong'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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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 Mary J. Wong

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

What is Mary J. Wong's NPI number?

Mary J. Wong's NPI number is 1992864839. It was assigned on December 6, 2006, and it is active in the NPI Registry.

What does Mary J. Wong specialize in?

Mary J. Wong is a nurse practitioner in San Francisco, California. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).

Where does Mary J. Wong practice?

Mary Wong practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Mary Wong'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 Mary Wong to 3 group practices and clinics and 2 medical groups.

What is Mary J. Wong's office phone number?

The practice phone on file for Mary Wong is (415) 353-2733.

What is Mary J. Wong's medical license number?

Mary Wong holds California license NPF8766.

Which hospitals is Mary J. Wong affiliated with?

Mary Wong practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California.

What medical group is Mary J. Wong part of?

Mary Wong is linked to UCSF Pediatrics. Dmand AI links Mary Wong to 2 more medical groups.

Does Mary J. Wong accept Medicare?

Yes. CMS data shows Mary Wong billed Medicare for 459 services in 2024, and Mary Wong accepts Medicare assignment.

What is Mary J. Wong's MIPS score?

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

How many Medicare patients does Mary J. Wong see?

CMS counts 110 Medicare patients who saw Mary Wong in 2024, with an average age of 76.

Show 4 more questionsShow fewer questions

What services does Mary J. Wong bill to Medicare?

In 2024, Mary Wong's most billed Medicare services were medicare service (G0316), hospital inpatient care (99233) and hospital inpatient care (99239).

What drugs does Mary J. Wong prescribe most?

In 2024 Medicare Part D data, Mary Wong's most prescribed drugs by claims were Metoprolol Succinate, Spironolactone and Atorvastatin Calcium.

Has Mary J. Wong received payments from drug or device companies?

CMS Open Payments shows $1,287 in general payments to Mary Wong from 9 companies from 2024 to 2025. The largest total came from Amgen Inc.

How long has Mary J. Wong been practicing?

Mary Wong graduated from medical school in 1991, 35 years ago.

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