Anne Millete Ritchie

  • San Francisco, CA
  • Hospitalist
NPI1477948263PAC ID3072864396
Medicare services, 2024
153
Medicare patients, 2024
85
Part D claims, 2024
27
Publications
2
MIPS score, 2024
100
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 5 affiliations

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Anne Millete Ritchie is a hospitalist in San Francisco, California

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

Anne Ritchie's NPI, 1477948263, was assigned on March 30, 2015. Anne Ritchie graduated from University of California, San Francisco School of Medicine in 2015. Anne Ritchie holds California license A147689.

NPI and contact details
Medicare PAC ID
3072864396
NPI enumeration date
March 30, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(415) 353-2733
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
37
Medical school graduation
2015

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

Anne Millete Ritchie practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California

Anne Ritchie'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

Anne Millete Ritchie is affiliated with 2 sites of care and 3 medical groups

Anne Ritchie's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Anne Ritchie is also affiliated with UCSF Health Stanyan Hospital. The medical group on file is UCSF Pediatrics. Dmand AI also links Anne Ritchie to 2 more medical groups, each named with a free account.

See all 5 affiliations for Anne Ritchie

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

Dmand AI tracks the EHR system at Anne Millete Ritchie's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Anne Ritchie 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 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Anne Millete Ritchie is one of 3,186 hospitalists in California

Hospitalist is Anne Ritchie's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Anne Ritchie is licensed in California.

Specialties and state licenses

  • Hospitalist, CaliforniaPrimaryLicense A147689 · taxonomy 208M00000X

Hospitalists near Anne Ritchie

Counts of hospitalists 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

Anne Millete Ritchie billed Medicare for 153 services in 2024

CMS data shows 153 Medicare services from Anne Ritchie across 3 procedure codes in 2024, for 85 Medicare patients. Medicare paid $12,782 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024153
Medicare patients85
Paid by Medicare$12,782
Procedure codes3

Anne Ritchie's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 4172024: 15363%

Anne Ritchie compared with the California median for hospitalists, 2024

  • Anne Ritchie
  • California median
Medicare services
153vs 43064% below
Medicare patients
85vs 20158% below

Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.

Anne Ritchie'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 Anne Ritchie

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

Anne Millete Ritchie treated 85 Medicare patients in 2024, average age 75

CMS counts 85 Medicare patients who saw Anne Ritchie in 2024. The largest group is 65 to 74, with 36 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 55% are also on Medicaid. Their average risk score is 2.94, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Anne Ritchie's median patient age at 64, with 46% women.

Medicare patients, 202485
Average age75
Average risk score2.94
Also on Medicaid55%

Anne Ritchie's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Anne Ritchie's Medicare patients by sex, 2024

  • Women4654%
  • Men3946%

Chronic conditions among Anne Ritchie's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis59%
  4. Chronic kidney disease53%
  5. Diabetes42%
  6. Mood disorders42%
  7. Osteoporosis40%
  8. Anxiety39%

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

Anne Ritchie'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

  • Women46%
  • Men46%

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

Anne Millete Ritchie wrote 27 Medicare Part D claims in 2024

In 2024, Anne Ritchie wrote 27 Medicare Part D claims for 12 patients. 74% of them were for generic drugs.

Part D claims, 202427
Part D patients12

Anne Ritchie's Part D claims by kind of drug, 2024

  • Generic20 claims74%
  • Brand-name and other7 claims26%

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

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

Accepts Medicare assignment
Yes

Anne Ritchie'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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Anne Millete Ritchie has 2 publications on record

Dmand AI links 2 papers to Anne Ritchie, published from 2013 to 2024. Anne Ritchie's most frequent co-authors are Chloe Ciccariello, MD, Bryan D. Sloane, MD and Larissa R. Thomas, MD.

Papers2
Years published2013 to 2024

Anne Ritchie's most frequent co-authors

Recent publications by Anne Ritchie

See all 2 publications and co-authors

See who Anne Ritchie researches with

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

How network discovery works

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

Anne Millete Ritchie graduated from University of California, San Francisco School of Medicine

Anne Ritchie graduated from University of California, San Francisco School of Medicine in 2015.

  1. Medical schoolUniversity of California, San Francisco School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Anne Millete Ritchie'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 (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
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 Anne Millete Ritchie

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

What is Anne Millete Ritchie's NPI number?

Anne Millete Ritchie's NPI number is 1477948263. It was assigned on March 30, 2015, and it is active in the NPI Registry.

What does Anne Millete Ritchie specialize in?

Anne Millete Ritchie is a hospitalist in San Francisco, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).

Where does Anne Millete Ritchie practice?

Anne Ritchie practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Anne Ritchie'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 Anne Ritchie to 2 medical groups.

What is Anne Millete Ritchie's office phone number?

The practice phone on file for Anne Ritchie is (415) 353-2733.

What is Anne Millete Ritchie's medical license number?

Anne Ritchie holds California license A147689.

Which hospitals is Anne Millete Ritchie affiliated with?

Anne Ritchie practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California. Anne Ritchie is also affiliated with UCSF Health Stanyan Hospital.

What medical group is Anne Millete Ritchie part of?

Anne Ritchie is linked to UCSF Pediatrics. Dmand AI links Anne Ritchie to 2 more medical groups.

Does Anne Millete Ritchie accept Medicare?

Yes. CMS data shows Anne Ritchie billed Medicare for 153 services in 2024, and Anne Ritchie accepts Medicare assignment.

What is Anne Millete Ritchie's MIPS score?

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

How many Medicare patients does Anne Millete Ritchie see?

CMS counts 85 Medicare patients who saw Anne Ritchie in 2024, with an average age of 75.

Show 5 more questionsShow fewer questions

What services does Anne Millete Ritchie bill to Medicare?

In 2024, Anne Ritchie's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99222).

Where did Anne Millete Ritchie go to medical school?

Anne Ritchie graduated from University of California, San Francisco School of Medicine in 2015.

How long has Anne Millete Ritchie been practicing?

Anne Ritchie graduated from medical school in 2015, 11 years ago.

Does Anne Millete Ritchie do research?

Dmand AI links 2 publications to Anne Ritchie, published from 2013 to 2024.

Who does Anne Millete Ritchie publish with?

Anne Ritchie's most frequent co-authors are Chloe Ciccariello, MD (1 shared paper), Bryan D. Sloane, MD (1 shared paper) and Larissa R. Thomas, MD (1 shared paper).

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