Nicholas Kleen
- Medicare services, 2024
- 91
- Medicare patients, 2024
- 90
- Part D claims, 2024
- 103
- Affiliated sites
- 1
- Medical groups
- 3
- Practice address
- 33494 Oak Glen Rd, Yucaipa, CA 92399
- Practice phone
- Call (909) 797-8900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Yucaipa Urgent Care
Urgent Care Center · Yucaipa, California
Find Nicholas Kleen's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Nicholas Kleen is a physician assistant in Yucaipa, California
Nicholas Kleen practices at Yucaipa Urgent Care in Yucaipa, California.
Nicholas Kleen's NPI, 1750730651, was assigned on June 10, 2016.
- NPI
- 1750730651NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153603048
- NPI enumeration date
- June 10, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (909) 797-8900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Nicholas Kleen practices at Yucaipa Urgent Care in Yucaipa, California
Nicholas Kleen's primary practice is Yucaipa Urgent Care, at 33494 Oak Glen Rd, Yucaipa, CA 92399. The practice phone is (909) 797-8900.
- Yucaipa Urgent Care33494 Oak Glen Rd, Yucaipa, CA 92399Phone(909) 797-8900
Source: Dmand AI Affiliation Data
Nicholas Kleen is affiliated with 1 site of care and 3 medical groups
Nicholas Kleen's primary practice is Yucaipa Urgent Care in Yucaipa, California. The medical group on file is Southern California Emergency Medicine. Dmand AI also links Nicholas Kleen to 2 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Nicholas Kleen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nicholas Kleen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Yucaipa Urgent Care | Available with a free account |
| +2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Nicholas Kleen is one of 11,482 physician assistants in California
Physician assistant is Nicholas Kleen's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Clinical focus
Dmand AI lists asthma and upper respiratory infection (URI) among the conditions Nicholas Kleen treats.
Physician assistants near Nicholas Kleen
Counts of physician assistants 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
Nicholas Kleen billed Medicare for 91 services in 2024
CMS data shows 91 Medicare services from Nicholas Kleen across 1 procedure code in 2024, all of them office visits, for 90 Medicare patients. Medicare paid $5,509 for them. Every service was in an office.
Nicholas Kleen compared with the California median for physician assistants, 2024
- Nicholas Kleen
- California median
- Medicare services
- 91vs 20455% below
- Medicare patients
- 90vs 10514% below
- Part D claims
- 16vs 24393% below
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Nicholas Kleen'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.
Need commercial claims for Nicholas Kleen?
Medicare shows one payer. Book a meeting to get commercial claims data for Nicholas Kleen and other physician assistants in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Nicholas Kleen treated 90 Medicare patients in 2024, average age 69
CMS counts 90 Medicare patients who saw Nicholas Kleen in 2024. The largest group is 65 to 74, with 47 patients. 73% of them have high blood pressure, and 69% have high cholesterol. 50% are also on Medicaid. Their average risk score is 1.11, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Nicholas Kleen's median patient age at 23, with 63% women.
Nicholas Kleen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Nicholas Kleen's Medicare patients by sex, 2024
- Women6269%
- Men2831%
Chronic conditions among Nicholas Kleen's Medicare patients, 2024
- High blood pressure73%
- High cholesterol69%
- Arthritis40%
- Diabetes32%
- Mood disorders23%
- Anxiety22%
- Chronic kidney disease21%
- Ischemic heart disease21%
Share of Medicare patients with each condition. A patient can have several.
Nicholas Kleen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 23
Patient panel by sex, all payers
- Women63%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Nicholas Kleen wrote 103 Medicare Part D claims in 2024
In 2024, Nicholas Kleen wrote 103 Medicare Part D claims for 62 patients. 86% of them were for generic drugs. CMS names the drug for 16 of them, across 1 drug with 11 or more claims each, at $21 in total drug cost.
Nicholas Kleen's Part D claims by kind of drug, 2024
- Generic89 claims86%
- Brand-name14 claims14%
Nicholas Kleen'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 Nicholas Kleen's Part D claims, 2024
- Antibiotics34%35 of 103 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Nicholas Kleen offers telehealth to Medicare patients
Nicholas Kleen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Nicholas Kleen as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Nicholas Kleen'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) |
| 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 Nicholas Kleen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nicholas Kleen's NPI number?
Nicholas Kleen's NPI number is 1750730651. It was assigned on June 10, 2016, and it is active in the NPI Registry.
What does Nicholas Kleen specialize in?
Nicholas Kleen is a physician assistant in Yucaipa, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Nicholas Kleen practice?
Nicholas Kleen practices at 33494 Oak Glen Rd, Yucaipa, CA 92399. Nicholas Kleen's primary practice is Yucaipa Urgent Care in Yucaipa, California. Dmand AI also links Nicholas Kleen to 2 medical groups.
What is Nicholas Kleen's office phone number?
The practice phone on file for Nicholas Kleen is (909) 797-8900.
What medical group is Nicholas Kleen part of?
Nicholas Kleen is linked to Southern California Emergency Medicine. Dmand AI links Nicholas Kleen to 2 more medical groups.
Does Nicholas Kleen accept Medicare?
Yes. CMS data shows Nicholas Kleen billed Medicare for 91 services in 2024, and Nicholas Kleen accepts Medicare assignment.
Does Nicholas Kleen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Nicholas Kleen as offering telehealth services.
How many Medicare patients does Nicholas Kleen see?
CMS counts 90 Medicare patients who saw Nicholas Kleen in 2024, with an average age of 69.
What services does Nicholas Kleen bill to Medicare?
In 2024, Nicholas Kleen's most billed Medicare services were office visit, established patient (99213).
What drugs does Nicholas Kleen prescribe most?
In 2024 Medicare Part D data, Nicholas Kleen's most prescribed drugs by claims were Prednisone.
How long has Nicholas Kleen been practicing?
Nicholas Kleen graduated from medical school in 2016, 10 years ago.
Selling to physician assistant practices?
See physician assistants in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card