Dr. Erin Andrea Gross, MD

  • San Diego, CA
  • OB-GYN
NPI1013175009PAC ID6901959618
Medicare services, 2024
163
Medicare patients, 2024
134
Part D claims, 2024
331
Publications
2
Clinical trials
1
Practice address
200 W Arbor Dr, San Diego, CA 92103
Practice phone
Call (619) 543-6222
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCSD Hillcrest Medical Center

San Diego, California

See all 6 affiliations

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Dr. Erin Andrea Gross is an OB-GYN in San Diego, California

Dr. Gross practices at UCSD Hillcrest Medical Center in San Diego, California.

Dr. Gross' NPI, 1013175009, was assigned on May 27, 2008. Dr. Gross graduated from Albany Medical College in 2005. Dr. Gross holds California license A99544.

NPI and contact details
Medicare PAC ID
6901959618
NPI enumeration date
May 27, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(619) 543-6222
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
47
Medical school graduation
2005

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

Dr. Erin Andrea Gross practices at UCSD Hillcrest Medical Center in San Diego, California

Dr. Gross' primary practice is UCSD Hillcrest Medical Center, at 200 W Arbor Dr, San Diego, CA 92103 in San Diego County. The practice phone is (619) 543-6222.

  • UCSD Hillcrest Medical Center
    200 W Arbor Dr, San Diego, CA 92103 · San Diego CountyPhone(619) 543-6222

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Erin Andrea Gross is affiliated with 4 sites of care and 2 medical groups

Dr. Gross' primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Gross is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health. Dmand AI also links Dr. Gross to 2 more group practices and clinics and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Gross

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Erin Andrea Gross' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gross practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCSD Hillcrest Medical CenterAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Erin Andrea Gross is one of 4,642 OB-GYNs in California

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

Specialties and state licenses

  • Obstetrics and gynecology, CaliforniaPrimaryLicense A99544 · 2007 to 2027 · taxonomy 207V00000X

Clinical focus

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

OB-GYNs near Dr. Gross

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. Erin Andrea Gross billed Medicare for 163 services in 2024

CMS data shows 163 Medicare services from Dr. Gross across 4 procedure codes in 2024, for 134 Medicare patients. Medicare paid $13,471 for them. Every service was in an office.

Medicare services, 2024163
Medicare patients134
Paid by Medicare$13,471
Procedure codes4

Dr. Gross' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1572024: 1448%
Other services
2023: 152024: 1927%

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

  • Dr. Gross
  • California median
Medicare services
163vs 582.8 times
Medicare patients
134vs 522.6 times
Part D claims
223vs 356.4 times

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

Dr. Gross' 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. Gross

Need commercial claims for Dr. Gross?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gross and other OB-GYNs in California.

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

Dr. Erin Andrea Gross treated 134 Medicare patients in 2024, average age 69

CMS counts 134 Medicare patients who saw Dr. Gross in 2024. The largest group is 65 to 74, with 72 patients. 61% of them have high cholesterol, and 54% have high blood pressure. 22% are also on Medicaid. Their average risk score is 1.37, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Gross' median patient age at 37, with 99% women.

Medicare patients, 2024134
Average age69
Average risk score1.37
Also on Medicaid22%

Dr. Gross' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Gross' Medicare patients, 2024

  1. High cholesterol61%
  2. High blood pressure54%
  3. Arthritis49%
  4. Osteoporosis37%
  5. Anxiety34%
  6. Mood disorders31%
  7. Depression25%
  8. Diabetes24%

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

Dr. Gross' patients across all payers

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

Patient panel by age, all payers

Median age 37

Patient panel by sex, all payers

  • Women99%
  • Men0%

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

Dr. Erin Andrea Gross wrote 331 Medicare Part D claims in 2024

In 2024, Dr. Gross wrote 331 Medicare Part D claims for 112 patients. 89% of them were for generic drugs. CMS names the drug for 223 of them, across 6 drugs with 11 or more claims each, at $30,588 in total drug cost. In 2023, CMS named 195 claims across 7 drugs.

Part D claims, 2024331
Drugs named by CMS6
Total drug cost$30,588
Part D patients112

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

  • Generic293 claims89%
  • Brand-name38 claims11%

Dr. Gross' 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: 1952024: 22314%

Drugs named by CMS: 6 in 2024, 7 in 2023.

See all prescribing by Dr. Gross

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. Erin Andrea Gross scored 91 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Gross for performance year 2024, reported as part of a group. Dr. Gross accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Gross as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Gross' MIPS scores, performance year 2024

  • 91of 100Final score
  • 84.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 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

For MedTech and pharma teams

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Dr. Erin Andrea Gross has 2 publications on record

Dmand AI links 2 papers to Dr. Gross in 2024. The most frequent topics are Physicians. Dr. Gross' most frequent co-authors are Sally Liu Baxter, MD, Teresa Lynn Helsten, MD and Christopher A. Longhurst, MD.

Papers2

Topics Dr. Gross writes about most

  • Physicians

Dr. Gross' most frequent co-authors

Recent publications by Dr. Gross

See all 2 publications and co-authors

See who Dr. Gross researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gross 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. Erin Andrea Gross has worked on 1 clinical trial

Dmand AI links Dr. Gross to 1 clinical trial. Conditions studied include Leiomyoma and Neoplasms, Muscle Tissue.

Conditions in Dr. Gross' trials

  • Leiomyoma
  • Neoplasms, Muscle Tissue

Investigators on the most trials with Dr. Gross

Recent clinical trials with Dr. Gross

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Erin Andrea Gross received $121 in industry payments from 2019 to 2023

CMS Open Payments shows 3 general payments to Dr. Gross from 1 drug or device company from 2019 to 2023. Food and beverage make up the largest share, 100% of the total. Heron Therapeutics, Inc. paid the most, $121. It also lists 1 research payment totaling $4,675 in 2016.

General payments to Dr. Gross by program year, 2019 to 2023

Companies that paid Dr. Gross the most, 2019 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Gross

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

Dr. Erin Andrea Gross has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Gross, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Gross

  1. 2013
    • CMS Stage 1 EHR
  2. 2011
    • ACOG Fellow

Source: Dmand AI Professional Profile Data

Dr. Erin Andrea Gross graduated from Albany Medical College

Dr. Gross graduated from Albany Medical College in 2005. Dr. Gross is a member of American College of Obstetricians and Gynecologists.

  1. Medical schoolAlbany Medical College
  2. Board certified in obstetrics & gynecologyAmerican Board of Obstetrics and Gynecology

Source: Dmand AI Professional Profile Data

Dr. Erin Andrea Gross accepts plans from 15 insurance carriers

Dr. Gross is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Gross accepts, by number of carriers

  1. PPO10
  2. Medicare9
  3. HMO8
  4. EPO4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Erin Andrea Gross'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. Erin Andrea Gross

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. Erin Andrea Gross' NPI number?

Dr. Erin Andrea Gross' NPI number is 1013175009. It was assigned on May 27, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Erin Andrea Gross?

Dr. Erin Andrea Gross is an OB-GYN in San Diego, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).

Where does Dr. Erin Andrea Gross practice?

Dr. Gross practices at 200 W Arbor Dr, San Diego, CA 92103. Dr. Gross' primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dmand AI also links Dr. Gross to 2 group practices and clinics and 1 medical group.

What is Dr. Erin Andrea Gross' office phone number?

The practice phone on file for Dr. Gross is (619) 543-6222.

What is Dr. Erin Andrea Gross' medical license number?

Dr. Gross holds California license A99544.

Which hospitals is Dr. Erin Andrea Gross affiliated with?

Dr. Gross is affiliated with Hillcrest Medical Center.

What medical group is Dr. Erin Andrea Gross part of?

Dr. Gross is linked to UC San Diego Health. Dmand AI links Dr. Gross to 1 more medical group.

Does Dr. Erin Andrea Gross accept Medicare?

Yes. CMS data shows Dr. Gross billed Medicare for 163 services in 2024, and Dr. Gross accepts Medicare assignment.

Does Dr. Erin Andrea Gross offer telehealth?

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

What is Dr. Erin Andrea Gross' MIPS score?

Dr. Gross' MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Erin Andrea Gross see?

CMS counts 134 Medicare patients who saw Dr. Gross in 2024, with an average age of 69.

Is Dr. Erin Andrea Gross board certified?

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

What services does Dr. Erin Andrea Gross bill to Medicare?

In 2024, Dr. Gross' most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and medicare service (G0101).

Where did Dr. Erin Andrea Gross go to medical school?

Dr. Gross graduated from Albany Medical College in 2005.

What drugs does Dr. Erin Andrea Gross prescribe most?

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

Has Dr. Erin Andrea Gross received payments from drug or device companies?

CMS Open Payments shows $121 in general payments to Dr. Gross from 1 company from 2019 to 2023. The largest total came from Heron Therapeutics, Inc.

How long has Dr. Erin Andrea Gross been practicing?

Dr. Gross graduated from medical school in 2005, 21 years ago.

Does Dr. Erin Andrea Gross do research?

Dmand AI links 2 publications to Dr. Gross. Dr. Gross has worked on 1 clinical trial.

Who does Dr. Erin Andrea Gross publish with?

Dr. Gross' most frequent co-authors are Sally Liu Baxter, MD (2 shared papers), Teresa Lynn Helsten, MD (2 shared papers) and Christopher A. Longhurst, MD (2 shared papers).

What insurance does Dr. Erin Andrea Gross accept?

Dr. Gross is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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