Dr. Allen J. Geltzer, MD
- Medicare services, 2024
- 1,749
- Medicare patients, 2024
- 371
- Part D claims, 2024
- 5,661
- MIPS score, 2024
- 87
- Hospital affiliations
- 1
- Practice address
- 1407 116th NE Ave, Bellevue, WA 98004
- Practice phone
- Call (425) 688-5670
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Overlake Medical Clinics
Bellevue, Washington
Find Dr. Geltzer'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.
Dr. Allen J. Geltzer is an internist in Bellevue, Washington
Dr. Geltzer practices at Overlake Medical Clinics in Bellevue, Washington.
Dr. Geltzer's NPI, 1497775928, was assigned on July 20, 2006. Dr. Geltzer graduated from Tufts University School of Medicine in 1995. Dr. Geltzer holds Washington license MD00036247.
- NPI
- 1497775928NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507767738
- NPI enumeration date
- July 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (425) 688-5670
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Allen J. Geltzer practices at Overlake Medical Clinics in Bellevue, Washington
Dr. Geltzer's primary practice is Overlake Medical Clinics, at 1407 116th NE Ave, Bellevue, WA 98004 in King County. The practice phone is (425) 688-5670.
- Overlake Medical Clinics1407 116th NE Ave, Bellevue, WA 98004 · King CountyPhone(425) 688-5670
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Allen J. Geltzer is affiliated with 6 sites of care and 3 medical groups
Dr. Geltzer's primary practice is Overlake Medical Clinics in Bellevue, Washington. Dr. Geltzer is also affiliated with Overlake Medical Center. The medical group on file is Select Rehabilitation. Dmand AI also links Dr. Geltzer to 3 more group practices and clinics, 2 medical groups and 1 home health agency, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Allen J. Geltzer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Geltzer practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Overlake Medical Clinics | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Allen J. Geltzer is one of 2,689 internists in Washington
Internal medicine is Dr. Geltzer's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Geltzer is licensed in Washington.
Specialties and state licenses
- Internal medicine, WashingtonPrimary
Internists near Dr. Geltzer
Counts of internists 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. Allen J. Geltzer billed Medicare for 1,749 services in 2024
CMS data shows 1,749 Medicare services from Dr. Geltzer across 19 procedure codes in 2024, for 371 Medicare patients. Medicare paid $143,829 for them. Every service was in an office.
Dr. Geltzer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 7562024: 6988%
- Office and hospital visits
- 2023: 6962024: 51826%
- Tests and treatments
- 2023: 2332024: 28422%
- Surgery
- 2023: 3072024: 24919%
Dr. Geltzer compared with the Washington median for internists, 2024
- Dr. Geltzer
- Washington median
- Medicare services
- 1,749vs 3644.8 times
- Medicare patients
- 371vs 1652.2 times
- Part D claims
- 5,202vs 18228.6 times
Medians across 2,604 internists in Washington with Dmand AI profiles that report each measure.
Dr. Geltzer'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Geltzer and other internists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Allen J. Geltzer treated 371 Medicare patients in 2024, average age 78
CMS counts 371 Medicare patients who saw Dr. Geltzer in 2024. The largest group is 65 to 74, with 144 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.89, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Geltzer's median patient age at 63, with 24% women.
Dr. Geltzer's Medicare patients by age, 2024
Dr. Geltzer's Medicare patients by sex, 2024
- Women10428%
- Men26772%
Chronic conditions among Dr. Geltzer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis33%
- Ischemic heart disease28%
- Atrial fibrillation20%
- Chronic kidney disease20%
- Cancer18%
- Diabetes17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Geltzer'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
- Women24%
- Men75%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Allen J. Geltzer wrote 5,661 Medicare Part D claims in 2024
In 2024, Dr. Geltzer wrote 5,661 Medicare Part D claims for 695 patients. 93% of them were for generic drugs. CMS names the drug for 5,202 of them, across 76 drugs with 11 or more claims each, at $302,327 in total drug cost. In 2023, CMS named 4,406 claims across 77 drugs.
Dr. Geltzer's Part D claims by kind of drug, 2024
- Generic5,249 claims93%
- Brand-name and other412 claims7%
Dr. Geltzer'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. Geltzer's Part D claims, 2024
- Antibiotics1%37 of 5,661 claims
- Antipsychotics, patients 65 and over1%37 of 5,661 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: 4,4062024: 5,20218%
Drugs named by CMS: 76 in 2024, 77 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. Allen J. Geltzer scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Geltzer for performance year 2024, reported through an alternative payment model (APM). Dr. Geltzer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Geltzer as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Geltzer's MIPS scores, performance year 2024
- 87of 100Final score
- 73.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
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
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Dr. Allen J. Geltzer received $3,896 in industry payments from 2016 to 2020
CMS Open Payments shows 256 general payments to Dr. Geltzer from 32 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 99% of the total. Amgen Inc. paid the most, $459.
General payments to Dr. Geltzer by program year, 2016 to 2020
General payments to Dr. Geltzer by kind, 2016 to 2020
- Food and beverage$3,84099%
- Education$561%
Companies that paid Dr. Geltzer the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Allen J. Geltzer graduated from Tufts University School of Medicine
Dr. Geltzer graduated from Tufts University School of Medicine in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Allen J. Geltzer'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Clinician Public Reporting: Overall MIPS Performance (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. Allen J. Geltzer
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. Allen J. Geltzer's NPI number?
Dr. Allen J. Geltzer's NPI number is 1497775928. It was assigned on July 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Allen J. Geltzer?
Dr. Allen J. Geltzer is an internist in Bellevue, Washington. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Allen J. Geltzer practice?
Dr. Geltzer practices at 1407 116th NE Ave, Bellevue, WA 98004. Dr. Geltzer's primary practice is Overlake Medical Clinics in Bellevue, Washington. Dmand AI also links Dr. Geltzer to 3 group practices and clinics, 2 medical groups and 1 home health agency.
What is Dr. Allen J. Geltzer's office phone number?
The practice phone on file for Dr. Geltzer is (425) 688-5670.
What is Dr. Allen J. Geltzer's medical license number?
Dr. Geltzer holds Washington license MD00036247.
Which hospitals is Dr. Allen J. Geltzer affiliated with?
Dr. Geltzer is affiliated with Overlake Medical Center.
What medical group is Dr. Allen J. Geltzer part of?
Dr. Geltzer is linked to Select Rehabilitation. Dmand AI links Dr. Geltzer to 2 more medical groups.
Does Dr. Allen J. Geltzer accept Medicare?
Yes. CMS data shows Dr. Geltzer billed Medicare for 1,749 services in 2024, and Dr. Geltzer accepts Medicare assignment.
Does Dr. Allen J. Geltzer offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Geltzer as offering telehealth services.
What is Dr. Allen J. Geltzer's MIPS score?
Dr. Geltzer's MIPS final score for performance year 2024 is 87 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. Allen J. Geltzer see?
CMS counts 371 Medicare patients who saw Dr. Geltzer in 2024, with an average age of 78.
What services does Dr. Allen J. Geltzer bill to Medicare?
In 2024, Dr. Geltzer's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and medicare service (G0439).
Where did Dr. Allen J. Geltzer go to medical school?
Dr. Geltzer graduated from Tufts University School of Medicine in 1995.
What drugs does Dr. Allen J. Geltzer prescribe most?
In 2024 Medicare Part D data, Dr. Geltzer's most prescribed drugs by claims were Atorvastatin Calcium, Irbesartan and Amlodipine Besylate.
Has Dr. Allen J. Geltzer received payments from drug or device companies?
CMS Open Payments shows $3,896 in general payments to Dr. Geltzer from 32 companies from 2016 to 2020. The largest total came from Amgen Inc.
How long has Dr. Allen J. Geltzer been practicing?
Dr. Geltzer graduated from medical school in 1995, 31 years ago.
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