Dr. Robyn Alison Lamar, MD

  • San Francisco, CA
  • OB-GYN
NPI1295062321PAC ID2567627318
Medicare services, 2024
137
Medicare patients, 2024
94
Part D claims, 2024
335
Publications
4
MIPS score, 2024
87
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 5 affiliations

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Dr. Robyn Alison Lamar is an OB-GYN in San Francisco, California

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

Dr. Lamar's NPI, 1295062321, was assigned on November 10, 2009. Dr. Lamar graduated from UCSF School of Medicine in 2007. Dr. Lamar holds California license A 106423.

NPI and contact details
Medicare PAC ID
2567627318
NPI enumeration date
November 10, 2009
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
Female
Estimated age
45
Medical school graduation
2007

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

Dr. Robyn Alison Lamar practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California

Dr. Lamar'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. Robyn Alison Lamar is affiliated with 2 sites of care and 3 medical groups

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

See all 5 affiliations for Dr. Lamar

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

Dmand AI tracks the EHR system at Dr. Robyn Alison Lamar's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lamar 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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Dr. Robyn Alison Lamar is one of 4,642 OB-GYNs in California

Obstetrics and gynecology is Dr. Lamar's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Lamar is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dr. Lamar is licensed in California.

Specialties and state licenses

  • Obstetrics and gynecology, CaliforniaPrimaryLicense A 106423 · 2009 to 2026 · taxonomy 207V00000X

Clinical focus

Dmand AI lists menopause, pelvic prolapse and vaginal infection among the conditions Dr. Lamar treats.

OB-GYNs near Dr. Lamar

Counts of OB-GYNs 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. Robyn Alison Lamar billed Medicare for 137 services in 2024

CMS data shows 137 Medicare services from Dr. Lamar across 3 procedure codes in 2024, all of them office visits, for 94 Medicare patients. Medicare paid $11,014 for them. Every service was in an office.

Medicare services, 2024137
Medicare patients94
Paid by Medicare$11,014
Procedure codes3

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

  • 2023
  • 2024
Office and hospital visits
2023: 1222024: 13712%

Dr. Lamar compared with the California median for OB-GYNs, 2024

  • Dr. Lamar
  • California median
Medicare services
137vs 582.4 times
Medicare patients
94vs 5281% above
Part D claims
231vs 356.6 times

Medians across 3,823 OB-GYNs in California with Dmand AI profiles that report each measure.

Dr. Lamar'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. Lamar

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

Dr. Robyn Alison Lamar treated 94 Medicare patients in 2024, average age 68

CMS counts 94 Medicare patients who saw Dr. Lamar in 2024. The largest group is 65 to 74, with 49 patients. 66% of them have high cholesterol, and 44% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.26, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Lamar's median patient age at 45, with 96% women.

Medicare patients, 202494
Average age68
Average risk score1.26
Also on Medicaid15%

Dr. Lamar's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

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

  1. High cholesterol66%
  2. High blood pressure44%
  3. Arthritis43%
  4. Osteoporosis43%
  5. Mood disorders31%
  6. Anxiety29%
  7. Depression28%
  8. Cancer20%

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

Dr. Lamar's patients across all payers

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

Patient panel by age, all payers

Median age 45

Patient panel by sex, all payers

  • Women96%
  • Men0%

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

Dr. Robyn Alison Lamar wrote 335 Medicare Part D claims in 2024

In 2024, Dr. Lamar wrote 335 Medicare Part D claims for 86 patients. 85% of them were for generic drugs. CMS names the drug for 231 of them, across 8 drugs with 11 or more claims each, at $33,858 in total drug cost. In 2023, CMS named 167 claims across 7 drugs.

Part D claims, 2024335
Drugs named by CMS8
Total drug cost$33,858
Part D patients86

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

  • Generic285 claims85%
  • Brand-name50 claims15%

Dr. Lamar'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: 1672024: 23138%

Drugs named by CMS: 8 in 2024, 7 in 2023.

See all prescribing by Dr. Lamar

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. Robyn Alison Lamar scored 87 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Lamar for performance year 2024, reported as part of a group. Dr. Lamar accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lamar as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Lamar's MIPS scores, performance year 2024

  • 87of 100Final score
  • 86.8of 100Quality
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Robyn Alison Lamar has 4 publications on record

Dmand AI links 4 papers to Dr. Lamar, published from 2020 to 2022. The most frequent topics are Early Detection of Cancer and Uterine Cervical Neoplasms. Dr. Lamar's most frequent co-authors are Melissa Greer Rosenstein, MD, George Franklin Sawaya, MD and Thoa Kim Ha.

Papers4
Years published2020 to 2022

Dr. Lamar's papers by year, 2020 to 2022

Topics Dr. Lamar writes about most

  • Early Detection of Cancer
  • Uterine Cervical Neoplasms

Dr. Lamar's most frequent co-authors

Recent publications by Dr. Lamar

See all 4 publications and co-authors

See who Dr. Lamar researches with

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

How network discovery works

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

Dr. Robyn Alison Lamar has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Lamar, most recently CMS Stage 1 EHR in 2012.

Awards and honors for Dr. Lamar

  1. 2012
    • CMS Stage 1 EHR
  2. Undated
    • ACOG Fellow

Source: Dmand AI Professional Profile Data

Dr. Robyn Alison Lamar graduated from UCSF School of Medicine

Dr. Lamar graduated from UCSF School of Medicine in 2007.

  1. Medical schoolUCSF School of Medicine
  2. Board certified in obstetrics & gynecologyAmerican Board of Obstetrics and Gynecology

Source: Dmand AI Professional Profile Data

Dr. Robyn Alison Lamar accepts plans from 9 insurance carriers

Dr. Lamar is in network with 9 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • Elevance
  • +1 more carriersWith a free account

Plan types Dr. Lamar accepts, by number of carriers

  1. Medicare7
  2. PPO5
  3. HMO2
  4. POS2
  5. EPO1
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Robyn Alison Lamar'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)Doctors and Clinicians Utilization Data (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. Robyn Alison Lamar

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. Robyn Alison Lamar's NPI number?

Dr. Robyn Alison Lamar's NPI number is 1295062321. It was assigned on November 10, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Robyn Alison Lamar?

Dr. Robyn Alison Lamar is an OB-GYN in San Francisco, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).

Where does Dr. Robyn Alison Lamar practice?

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

What is Dr. Robyn Alison Lamar's office phone number?

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

What is Dr. Robyn Alison Lamar's medical license number?

Dr. Lamar holds California license A 106423.

Which hospitals is Dr. Robyn Alison Lamar affiliated with?

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

What medical group is Dr. Robyn Alison Lamar part of?

Dr. Lamar is linked to UCSF Pediatrics. Dmand AI links Dr. Lamar to 2 more medical groups.

Does Dr. Robyn Alison Lamar accept Medicare?

Yes. CMS data shows Dr. Lamar billed Medicare for 137 services in 2024, and Dr. Lamar accepts Medicare assignment.

Does Dr. Robyn Alison Lamar offer telehealth?

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

What is Dr. Robyn Alison Lamar's MIPS score?

Dr. Lamar's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.

Show 9 more questionsShow fewer questions

How many Medicare patients does Dr. Robyn Alison Lamar see?

CMS counts 94 Medicare patients who saw Dr. Lamar in 2024, with an average age of 68.

Is Dr. Robyn Alison Lamar board certified?

Yes. Dr. Lamar is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.

What services does Dr. Robyn Alison Lamar bill to Medicare?

In 2024, Dr. Lamar's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, established patient (99215).

Where did Dr. Robyn Alison Lamar go to medical school?

Dr. Lamar graduated from UCSF School of Medicine in 2007.

What drugs does Dr. Robyn Alison Lamar prescribe most?

In 2024 Medicare Part D data, Dr. Lamar's most prescribed drugs by claims were Estradiol, Clobetasol Propionate and Fluconazole.

How long has Dr. Robyn Alison Lamar been practicing?

Dr. Lamar graduated from medical school in 2007, 19 years ago.

Does Dr. Robyn Alison Lamar do research?

Dmand AI links 4 publications to Dr. Lamar, published from 2020 to 2022.

Who does Dr. Robyn Alison Lamar publish with?

Dr. Lamar's most frequent co-authors are Melissa Greer Rosenstein, MD (2 shared papers), George Franklin Sawaya, MD (2 shared papers) and Thoa Kim Ha (1 shared paper).

What insurance does Dr. Robyn Alison Lamar accept?

Dr. Lamar is in network with 9 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

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