Dr. Harold J. Baer, FACP, MD
- Medicare services, 2022
- 59
- Part D claims, 2024
- 99
- Industry payments
- $6,066
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 5030 Office Park Drive, Bakersfield, CA 93309-0612
- Practice phone
- Call (661) 323-2847
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Central Nephrology Medical Grp
Medical specialty practice · Bakersfield, California
Find Dr. Baer's professional email, personal email and mobile number
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Dr. Harold J. Baer is a nephrologist in West Covina, California
Dr. Baer practices at Central Nephrology Medical Grp in Bakersfield, California.
Dr. Baer's NPI, 1649382920, was assigned on August 31, 2006. Dr. Baer graduated from Loyola University of Chicago, Stritch School of Medicine in 1974. Dr. Baer holds California license G030336.
- NPI
- 1649382920NPI Registry (opens in a new tab)
- NPI enumeration date
- August 31, 2006
- NPI status
- Active
- Practice phone
- (661) 323-2847
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 78
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Harold J. Baer practices in Bakersfield and West Covina
Dr. Baer's primary practice is Central Nephrology Medical Grp, at 5030 Office Park Drive, Bakersfield, CA 93309-0612. The practice phone is (661) 323-2847. The NPI Registry lists Dr. Baer's practice address as 2211 E Garvey N Ave, West Covina, CA 91791.
- Central Nephrology Medical GrpPrimary5030 Office Park Drive, Bakersfield, CA 93309-0612Phone(661) 323-2847
- NPI Registry address2211 E Garvey N Ave, West Covina, CA 91791 · Los Angeles CountyPhone(661) 323-2847
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Harold J. Baer is affiliated with 1 site of care and 1 medical group
Dr. Baer's primary practice is Central Nephrology Medical Grp in Bakersfield, California. Dmand AI also links Dr. Baer to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Harold J. Baer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Central Nephrology Medical Grp | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Harold J. Baer is one of 1,401 nephrologists in California
Nephrology is Dr. Baer's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Baer is licensed in California.
Specialties and state licenses
- Nephrology, CaliforniaPrimary
Nephrologists near Dr. Baer
Counts of nephrologists 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. Harold J. Baer billed Medicare for 59 services in 2022
CMS data shows 59 Medicare services from Dr. Baer across 2 procedure codes in 2022. Medicare paid $6,087 for them. Every service was in an office.
Dr. Baer's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 4842022: 4890%
- Tests and treatments
- 2021: 1572022: 1193%
Dr. Baer compared with the California median for nephrologists, 2022
- Dr. Baer
- California median
- Medicare services
- 59vs 1,08495% below
- Part D claims
- 12vs 95599% below
Medians across 1,355 nephrologists in California with Dmand AI profiles that report each measure.
Dr. Baer's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Baer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Baer and other nephrologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Harold J. Baer's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Baer's median patient age at 63, with 43% women.
Dr. Baer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women43%
- Men52%
Source: Dmand AI Patient Panel Data
Dr. Harold J. Baer wrote 99 Medicare Part D claims in 2024
In 2024, Dr. Baer wrote 99 Medicare Part D claims for 26 patients. 96% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $195 in total drug cost. In 2023, CMS named 185 claims across 11 drugs.
Dr. Baer's Part D claims by kind of drug, 2024
- Generic95 claims96%
- Brand-name and other4 claims4%
Dr. Baer'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: 1852024: 1294%
Drugs named by CMS: 1 in 2024, 11 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
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Dr. Harold J. Baer received $6,066 in industry payments from 2016 to 2022
CMS Open Payments shows 265 general payments to Dr. Baer from 32 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 97% of the total. AstraZeneca Pharmaceuticals LP paid the most, $761.
General payments to Dr. Baer by program year, 2016 to 2022
General payments to Dr. Baer by kind, 2016 to 2022
- Food and beverage$5,90397%
- Education$1563%
- Gifts$70%
Companies that paid Dr. Baer the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Harold J. Baer graduated from Loyola University of Chicago, Stritch School of Medicine
Dr. Baer graduated from Loyola University of Chicago, Stritch School of Medicine in 1974.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Harold J. Baer'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Data |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Harold J. Baer
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. Harold J. Baer's NPI number?
Dr. Harold J. Baer's NPI number is 1649382920. It was assigned on August 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Harold J. Baer?
Dr. Harold J. Baer is a nephrologist in West Covina, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Harold J. Baer practice?
Dr. Baer practices at 5030 Office Park Drive, Bakersfield, CA 93309-0612. Dr. Baer also practices at 2211 E Garvey N Ave, West Covina, CA 91791. Dr. Baer's primary practice is Central Nephrology Medical Grp in Bakersfield, California. Dmand AI also links Dr. Baer to 1 medical group.
What is Dr. Harold J. Baer's office phone number?
The practice phone on file for Dr. Baer is (661) 323-2847.
What is Dr. Harold J. Baer's medical license number?
Dr. Baer holds California license G030336.
Does Dr. Harold J. Baer accept Medicare?
Yes. CMS data shows Dr. Baer billed Medicare for 59 services in 2022.
What services does Dr. Harold J. Baer bill to Medicare?
In 2022, Dr. Baer's most billed Medicare services were office visit, established patient (99214) and dialysis (90960).
Where did Dr. Harold J. Baer go to medical school?
Dr. Baer graduated from Loyola University of Chicago, Stritch School of Medicine in 1974.
What drugs does Dr. Harold J. Baer prescribe most?
In 2024 Medicare Part D data, Dr. Baer's most prescribed drugs by claims were Levothyroxine Sodium.
Has Dr. Harold J. Baer received payments from drug or device companies?
CMS Open Payments shows $6,066 in general payments to Dr. Baer from 32 companies from 2016 to 2022. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Harold J. Baer been practicing?
Dr. Baer graduated from medical school in 1974, 52 years ago.
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