Phillip Grenz
- Medicare services, 2024
- 539
- Medicare patients, 2024
- 457
- Part D claims, 2024
- 117
- Publications
- 4
- Hospital affiliations
- 2
- Practice address
- 1200 South Cedar Crest Boulevard, Allentown, PA 18103
- Practice phone
- Call (610) 402-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Phillip Grenz'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.
Phillip Grenz is an emergency medicine physician in Allentown, Pennsylvania
Phillip Grenz practices at Lehigh Valley Hospital-Cedar Crest in Allentown, Pennsylvania, part of Thomas Jefferson University.
Phillip Grenz's NPI, 1023463064, was assigned on April 27, 2016. Phillip Grenz holds Pennsylvania license OS021466.
- NPI
- 1023463064NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113273046
- NPI enumeration date
- April 27, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (610) 402-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Phillip Grenz practices at Lehigh Valley Hospital-Cedar Crest in Allentown, Pennsylvania
Phillip Grenz's primary practice is Lehigh Valley Hospital-Cedar Crest, at 1200 South Cedar Crest Boulevard, Allentown, PA 18103 in Lehigh County. The practice phone is (610) 402-8000.
- Lehigh Valley Hospital-Cedar Crest1200 South Cedar Crest Boulevard, Allentown, PA 18103 · Lehigh CountyPhone(610) 402-8000
Source: Dmand AI Affiliation Data
Phillip Grenz is affiliated with 2 sites of care and 1 medical group
Phillip Grenz's primary practice is Lehigh Valley Hospital-Cedar Crest in Allentown, Pennsylvania, part of Thomas Jefferson University. Phillip Grenz is also affiliated with Good Shepherd Specialty Hospital. The medical group on file is Lehigh Valley Physician Group (LVPG).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Phillip Grenz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Phillip Grenz practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lehigh Valley Hospital-Cedar Crest | Available with a free account |
| +1 more affiliated site | 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 Thomas Jefferson University and 6.2K+ hospitals, with verified contacts in the same login.
Phillip Grenz is one of 2,549 emergency medicine physicians in Pennsylvania
Emergency medicine is Phillip Grenz's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Phillip Grenz is board certified in emergency medicine by the American Board of Emergency Medicine. Phillip Grenz is licensed in Pennsylvania.
Specialties and state licenses
- Emergency medicine, PennsylvaniaPrimary
Emergency medicine physicians near Phillip Grenz
Counts of emergency medicine physicians 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
Phillip Grenz billed Medicare for 539 services in 2024
CMS data shows 539 Medicare services from Phillip Grenz across 6 procedure codes in 2024, for 457 Medicare patients. Medicare paid $48,968 for them. Every service was in a facility, such as a hospital, rather than an office.
Phillip Grenz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4172024: 4487%
- Tests and treatments
- 2023: 512024: 534%
- Imaging
- 2023: 392024: 383%
Phillip Grenz compared with the Pennsylvania median for emergency medicine physicians, 2024
- Phillip Grenz
- Pennsylvania median
- Medicare services
- 539vs 2432.2 times
- Medicare patients
- 457vs 23396% above
- Part D claims
- 35vs 4013% below
Medians across 2,501 emergency medicine physicians in Pennsylvania with Dmand AI profiles that report each measure.
Phillip Grenz'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 Phillip Grenz?
Medicare shows one payer. Book a meeting to get commercial claims data for Phillip Grenz and other emergency medicine physicians in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Phillip Grenz treated 457 Medicare patients in 2024, average age 75
CMS counts 457 Medicare patients who saw Phillip Grenz in 2024. The largest group is 75 to 84, with 166 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 2.03, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Phillip Grenz's median patient age at 49, with 58% women.
Phillip Grenz's Medicare patients by age, 2024
Phillip Grenz's Medicare patients by sex, 2024
- Women25456%
- Men20344%
Chronic conditions among Phillip Grenz's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Anxiety46%
- Ischemic heart disease45%
- Mood disorders44%
- Chronic kidney disease42%
- Depression40%
Share of Medicare patients with each condition. A patient can have several.
Phillip Grenz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Phillip Grenz wrote 117 Medicare Part D claims in 2024
In 2024, Phillip Grenz wrote 117 Medicare Part D claims for 92 patients. 94% of them were for generic drugs. CMS names the drug for 35 of them, across 2 drugs with 11 or more claims each, at $254 in total drug cost. In 2023, CMS named 36 claims across 3 drugs.
Phillip Grenz's Part D claims by kind of drug, 2024
- Generic110 claims94%
- Brand-name and other7 claims6%
Phillip Grenz'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 Phillip Grenz's Part D claims, 2024
- Antibiotics37%43 of 117 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: 362024: 353%
Drugs named by CMS: 2 in 2024, 3 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
How Phillip Grenz takes part in Medicare
Phillip Grenz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Phillip Grenz has 4 publications on record
Dmand AI links 4 papers to Phillip Grenz, published from 2020 to 2023. 2020 was the busiest year, with 3. Phillip Grenz's most frequent co-authors are Marna Greenberg, DO, Andrew L. Koons and Derek Fikse, DO.
Phillip Grenz's most frequent co-authors
Recent publications by Phillip Grenz
See who Phillip Grenz researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Phillip Grenz works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Phillip Grenz received $218 in industry payments from 2018 to 2022
CMS Open Payments shows 9 general payments to Phillip Grenz from 5 drug and device companies from 2018 to 2022. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $100.
General payments to Phillip Grenz by program year, 2018 to 2022
Companies that paid Phillip Grenz the most, 2018 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Phillip Grenz is board certified in emergency medicine
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Sources for Phillip Grenz'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) |
| 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 |
| 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 Phillip Grenz
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Phillip Grenz's NPI number?
Phillip Grenz's NPI number is 1023463064. It was assigned on April 27, 2016, and it is active in the NPI Registry.
What does Phillip Grenz specialize in?
Phillip Grenz is an emergency medicine physician in Allentown, Pennsylvania. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Phillip Grenz practice?
Phillip Grenz practices at 1200 South Cedar Crest Boulevard, Allentown, PA 18103. Phillip Grenz's primary practice is Lehigh Valley Hospital-Cedar Crest in Allentown, Pennsylvania, part of Thomas Jefferson University.
What is Phillip Grenz's office phone number?
The practice phone on file for Phillip Grenz is (610) 402-8000.
What is Phillip Grenz's medical license number?
Phillip Grenz holds Pennsylvania license OS021466.
Which hospitals is Phillip Grenz affiliated with?
Phillip Grenz practices at Lehigh Valley Hospital-Cedar Crest in Allentown, Pennsylvania. Phillip Grenz is also affiliated with Good Shepherd Specialty Hospital.
What medical group is Phillip Grenz part of?
Phillip Grenz is linked to Lehigh Valley Physician Group (LVPG).
Does Phillip Grenz accept Medicare?
Yes. CMS data shows Phillip Grenz billed Medicare for 539 services in 2024, and Phillip Grenz accepts Medicare assignment.
How many Medicare patients does Phillip Grenz see?
CMS counts 457 Medicare patients who saw Phillip Grenz in 2024, with an average age of 75.
Is Phillip Grenz board certified?
Yes. Phillip Grenz is board certified in emergency medicine by the American Board of Emergency Medicine.
Show 6 more questionsShow fewer questions
What services does Phillip Grenz bill to Medicare?
In 2024, Phillip Grenz's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and heart test or procedure (93308).
What drugs does Phillip Grenz prescribe most?
In 2024 Medicare Part D data, Phillip Grenz's most prescribed drugs by claims were Cephalexin and Ondansetron ODT.
Has Phillip Grenz received payments from drug or device companies?
CMS Open Payments shows $218 in general payments to Phillip Grenz from 5 companies from 2018 to 2022. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Phillip Grenz been practicing?
Phillip Grenz graduated from medical school in 2018, 8 years ago.
Does Phillip Grenz do research?
Dmand AI links 4 publications to Phillip Grenz, published from 2020 to 2023.
Who does Phillip Grenz publish with?
Phillip Grenz's most frequent co-authors are Marna Greenberg, DO (2 shared papers), Andrew L. Koons (2 shared papers) and Derek Fikse, DO (1 shared paper).
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