Curr Opin Rheumatol
Antirheumatic AgentsArthritisInfections
Dr. Hailey Baker, MD
NPI1558927947PAC ID2466786256
- Medicare services, 2024
- 48
- Medicare patients, 2024
- 33
- Part D claims, 2024
- 267
- Publications
- 4
- Hospital affiliations
- 2
- Practice address
- 15611 Pomerado Rd, Poway, CA 92064
- Practice phone
- Call (858) 521-0031
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Poway Surgery Center
Surgery Center - Medicare-Certified · Poway, California
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Dr. Hailey Baker is a rheumatologist in Poway, California
Dr. Baker practices at Poway Surgery Center in Poway, California.
Dr. Baker's NPI, 1558927947, was assigned on May 13, 2019. Dr. Baker graduated from University of Kansas School of Medicine - Kansas City in 2019. Dr. Baker's California license number on file is A192235.
NPI and contact details
- NPI
- 1558927947NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2466786256
- NPI enumeration date
- May 13, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (858) 521-0031
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hailey Baker practices at Poway Surgery Center in Poway, California
Dr. Baker's primary practice is Poway Surgery Center, at 15611 Pomerado Rd, Poway, CA 92064. The practice phone is (858) 521-0031.
- Poway Surgery Center15611 Pomerado Rd, Poway, CA 92064Phone(858) 521-0031
Source: Dmand AI Affiliation Data
Dr. Hailey Baker is affiliated with 4 sites of care and 1 medical group
Dr. Baker's primary practice is Poway Surgery Center in Poway, California. Dr. Baker is also affiliated with Palomar UC San Diego Health Poway. The medical group on file is Palomar Health Medical Group. Dmand AI also links Dr. Baker to 1 more hospital and 1 group practice or clinic, each named with a free account.
Poway Surgery CenterPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Hailey Baker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baker practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Poway Surgery Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hailey Baker is one of 821 rheumatologists in California
Rheumatology is Dr. Baker's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Baker is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Baker's licenses on file in 2 states: California and Connecticut.
Specialties and state licenses
- Rheumatology, CaliforniaPrimary
- Connecticut license
Rheumatologists near Dr. Baker
Counts of rheumatologists with a Dmand AI profile, by place and practice. Each opens the list.
821rheumatologists in California
3rheumatologists in Poway
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Hailey Baker billed Medicare for 48 services in 2024
CMS data shows 48 Medicare services from Dr. Baker across 2 procedure codes in 2024, all of them office visits, for 33 Medicare patients. Medicare paid $6,072 for them. Every service was in an office.
Medicare services, 202448
Medicare patients33
Paid by Medicare$6,072
Procedure codes2
Dr. Baker compared with the California median for rheumatologists, 2024
- Dr. Baker
- California median
- Medicare services
- 48vs 90095% below
- Medicare patients
- 33vs 21685% below
- Part D claims
- 147vs 96285% below
Medians across 773 rheumatologists in California with Dmand AI profiles that report each measure.
Dr. Baker'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hailey Baker treated 33 Medicare patients in 2024, average age 74
CMS counts 33 Medicare patients who saw Dr. Baker in 2024. The largest group is 65 to 74, with 16 patients. 70% of them have arthritis, and 70% have high blood pressure. Their average risk score is 1.65, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Baker's median patient age at 64, with 76% women.
Medicare patients, 202433
Average age74
Average risk score1.65
Dr. Baker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Baker's Medicare patients, 2024
- Arthritis70%
- High blood pressure70%
- High cholesterol64%
- Depression42%
- Mood disorders42%
- Osteoporosis42%
- COPD36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Baker'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
- Women76%
- Men21%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Hailey Baker wrote 267 Medicare Part D claims in 2024
In 2024, Dr. Baker wrote 267 Medicare Part D claims for 69 patients. 79% of them were for generic drugs. CMS names the drug for 147 of them, across 8 drugs with 11 or more claims each, at $254,904 in total drug cost. In 2023, CMS named 261 claims across 9 drugs.
Part D claims, 2024267
Drugs named by CMS8
Total drug cost$254,904
Part D patients69
Dr. Baker's Part D claims by kind of drug, 2024
- Generic211 claims79%
- Brand-name and other56 claims21%
Dr. Baker'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. Baker's Part D claims, 2024
- Antibiotics4%11 of 267 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: 2612024: 14744%
Drugs named by CMS: 8 in 2024, 9 in 2023.
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. Hailey Baker offers telehealth to Medicare patients
Dr. Baker accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Baker as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Hailey Baker has 4 publications on record
Dmand AI links 4 papers to Dr. Baker, published from 2019 to 2024. The most frequent topics are Antirheumatic Agents. Dr. Baker's most frequent co-authors are Vaidehi R. Chowdhary, MD, Abhijeet Shrikrishna Danve, MD and Carol J. Fabian, MD.
Papers4
Years published2019 to 2024
Dr. Baker's papers by year, 2019 to 2024
Topics Dr. Baker writes about most
- Antirheumatic Agents
Dr. Baker's most frequent co-authors
- Vaidehi R. Chowdhary, MD1 shared paper
- Abhijeet Shrikrishna Danve, MD1 shared paper
- Carol J. Fabian, MD1 shared paper
Recent publications by Dr. Baker
Arthritis Care Res (Hoboken)
Antirheumatic AgentsBiological ProductsDecision Support Systems, Clinical
Breast Cancer Res Treat
Adipose TissueAntigens, CD34Breast Neoplasms
See who Dr. Baker researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Baker works with, so you can find a warm path to the right rheumatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Hailey Baker received $3,642 in industry payments from 2024 to 2025
CMS Open Payments shows 135 general payments to Dr. Baker from 18 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, $1,124.
General payments to Dr. Baker by program year, 2024 to 2025
Companies that paid Dr. Baker the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Hailey Baker graduated from University of Kansas School of Medicine - Kansas City
Dr. Baker graduated from University of Kansas School of Medicine - Kansas City in 2019.
- Medical school
- Board certified in internal medicine
- Board certified in rheumatology
Source: Dmand AI Professional Profile Data
Dr. Hailey Baker accepts plans from 9 insurance carriers
Dr. Baker is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- +1 more carriersWith a free account
Plan types Dr. Baker accepts, by number of carriers
- Medicare6
- PPO6
- POS4
- HMO3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Hailey Baker's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Hailey Baker
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. Hailey Baker's NPI number?
Dr. Hailey Baker's NPI number is 1558927947. It was assigned on May 13, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Hailey Baker?
Dr. Hailey Baker is a rheumatologist in Poway, California. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Hailey Baker practice?
Dr. Baker practices at 15611 Pomerado Rd, Poway, CA 92064. Dr. Baker's primary practice is Poway Surgery Center in Poway, California. Dmand AI also links Dr. Baker to 1 hospital and 1 group practice or clinic.
What is Dr. Hailey Baker's office phone number?
The practice phone on file for Dr. Baker is (858) 521-0031.
What is Dr. Hailey Baker's medical license number?
Dr. Baker's California license number on file is A192235, one of the licenses on file in 2 states.
Which states has Dr. Hailey Baker been licensed in?
Dmand AI has state licenses on file for Dr. Baker in California (2023 to 2025) and Connecticut (2019 to 2024).
Which hospitals is Dr. Hailey Baker affiliated with?
Dr. Baker is affiliated with Palomar UC San Diego Health Poway. Dmand AI links Dr. Baker to 1 more hospital.
What medical group is Dr. Hailey Baker part of?
Dr. Baker is linked to Palomar Health Medical Group.
Does Dr. Hailey Baker accept Medicare?
Yes. CMS data shows Dr. Baker billed Medicare for 48 services in 2024, and Dr. Baker accepts Medicare assignment.
Does Dr. Hailey Baker offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Baker as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Hailey Baker see?
CMS counts 33 Medicare patients who saw Dr. Baker in 2024, with an average age of 74.
Is Dr. Hailey Baker board certified?
Yes. Dr. Baker is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Hailey Baker bill to Medicare?
In 2024, Dr. Baker's most billed Medicare services were office visit, new patient (99204) and office visit, established patient (99214).
Where did Dr. Hailey Baker go to medical school?
Dr. Baker graduated from University of Kansas School of Medicine - Kansas City in 2019.
What drugs does Dr. Hailey Baker prescribe most?
In 2024 Medicare Part D data, Dr. Baker's most prescribed drugs by claims were Prednisone, Hydroxychloroquine Sulfate and Methotrexate.
Has Dr. Hailey Baker received payments from drug or device companies?
CMS Open Payments shows $3,642 in general payments to Dr. Baker from 18 companies from 2024 to 2025. The largest total came from Amgen Inc.
How long has Dr. Hailey Baker been practicing?
Dr. Baker graduated from medical school in 2019, 7 years ago.
Does Dr. Hailey Baker do research?
Dmand AI links 4 publications to Dr. Baker, published from 2019 to 2024.
Who does Dr. Hailey Baker publish with?
Dr. Baker's most frequent co-authors are Vaidehi R. Chowdhary, MD (1 shared paper), Abhijeet Shrikrishna Danve, MD (1 shared paper) and Carol J. Fabian, MD (1 shared paper).
What insurance does Dr. Hailey Baker accept?
Dr. Baker is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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