Dr. Raymond Zollinger, MD

  • Baltimore, MD
  • Internist
NPI1053349837PAC ID9638204431
Medicare services, 2024
121
Medicare patients, 2024
56
Part D claims, 2024
575
Publications
3
Hospital affiliations
1
Practice address
600 N Wolfe St, Baltimore, MD 21287
Practice phone
Call (855) 662-3017
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Johns Hopkins Hospital Nelson/Harvey Building

Baltimore, Maryland

See all 4 affiliations

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Dr. Raymond Zollinger is an internist in Baltimore, Maryland

Dr. Zollinger practices at Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland.

Dr. Zollinger's NPI, 1053349837, was assigned on June 29, 2006. Dr. Zollinger graduated from Perelman School of Med at the University of Pennsylvania in 1999. Dr. Zollinger holds Maryland license D59359.

NPI and contact details
Medicare PAC ID
9638204431
NPI enumeration date
June 29, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(855) 662-3017
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
53
Medical school graduation
1999

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Raymond Zollinger practices at Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland

Dr. Zollinger's primary practice is Johns Hopkins Hospital Nelson/Harvey Building, at 600 N Wolfe St, Baltimore, MD 21287 in Baltimore City. The practice phone is (855) 662-3017.

  • Johns Hopkins Hospital Nelson/Harvey Building
    600 N Wolfe St, Baltimore, MD 21287 · Baltimore CityPhone(855) 662-3017

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Raymond Zollinger is affiliated with 3 sites of care and 1 medical group

Dr. Zollinger's primary practice is Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland. Dr. Zollinger is also affiliated with The Johns Hopkins Hospital. The medical group on file is Johns Hopkins Community Physicians. Dmand AI also links Dr. Zollinger to 1 more group practice or clinic, named with a free account.

See all 4 affiliations for Dr. Zollinger

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Raymond Zollinger's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zollinger practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Johns Hopkins Hospital Nelson/Harvey BuildingAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Raymond Zollinger is one of 3,320 internists in Maryland

Internal medicine is Dr. Zollinger's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Zollinger is board certified in internal medicine by the American Board of Internal Medicine. Dr. Zollinger is licensed in Maryland.

Specialties and state licenses

  • Internal medicine, MarylandPrimaryLicense D59359 · taxonomy 207R00000X

Internists near Dr. Zollinger

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. Raymond Zollinger billed Medicare for 121 services in 2024

CMS data shows 121 Medicare services from Dr. Zollinger across 4 procedure codes in 2024, for 56 Medicare patients. Medicare paid $7,321 for them. Every service was in an office.

Medicare services, 2024121
Medicare patients56
Paid by Medicare$7,321
Procedure codes4

Dr. Zollinger's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 452024: 7567%
Other services
2023: 232024: 46100%

Dr. Zollinger compared with the Maryland median for internists, 2024

  • Dr. Zollinger
  • Maryland median
Medicare services
121vs 65682% below
Medicare patients
56vs 25178% below
Part D claims
360vs 30917% above

Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.

Dr. Zollinger'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.

See all procedures by Dr. Zollinger

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zollinger and other internists in Maryland.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Raymond Zollinger treated 56 Medicare patients in 2024, average age 73

CMS counts 56 Medicare patients who saw Dr. Zollinger in 2024. The largest group is 65 to 74, with 30 patients. 75% of them have high blood pressure, and 55% have high cholesterol. Their average risk score is 0.82, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Zollinger's median patient age at 66, with 46% women.

Medicare patients, 202456
Average age73
Average risk score0.82

Dr. Zollinger's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Zollinger's Medicare patients by sex, 2024

  • Women2341%
  • Men3359%

Chronic conditions among Dr. Zollinger's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol55%
  3. Arthritis41%
  4. Ischemic heart disease23%
  5. Diabetes21%

Share of Medicare patients with each condition. A patient can have several.

Dr. Zollinger's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women46%
  • Men51%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Raymond Zollinger wrote 575 Medicare Part D claims in 2024

In 2024, Dr. Zollinger wrote 575 Medicare Part D claims for 68 patients. 86% of them were for generic drugs. CMS names the drug for 360 of them, across 19 drugs with 11 or more claims each, at $16,199 in total drug cost. In 2023, CMS named 249 claims across 15 drugs.

Part D claims, 2024575
Drugs named by CMS19
Total drug cost$16,199
Part D patients68

Dr. Zollinger's Part D claims by kind of drug, 2024

  • Generic496 claims86%
  • Brand-name and other79 claims14%

Dr. Zollinger'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. Zollinger's Part D claims, 2024

  • Opioids3%16 of 575 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: 2492024: 36045%

Drugs named by CMS: 19 in 2024, 15 in 2023.

See all prescribing by Dr. Zollinger

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 Dr. Raymond Zollinger takes part in Medicare

Dr. Zollinger 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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Dr. Raymond Zollinger has 3 publications on record

Dmand AI links 3 papers to Dr. Zollinger, published from 2015 to 2018. 2018 was the busiest year, with 2. Dr. Zollinger's most frequent co-authors are Anita Smith Everett, MD, Constantine G. Lyketsos, MD and Eric B. Bass, MD.

Papers3
Years published2015 to 2018

Dr. Zollinger's most frequent co-authors

Recent publications by Dr. Zollinger

See all 3 publications and co-authors

See who Dr. Zollinger researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zollinger works with, so you can find a warm path to the right internists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Raymond Zollinger graduated from Perelman School of Med at the University of Pennsylvania

Dr. Zollinger graduated from Perelman School of Med at the University of Pennsylvania in 1999.

  1. Medical schoolPerelman School of Med at the University of Pennsylvania
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Raymond Zollinger's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Raymond Zollinger

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. Raymond Zollinger's NPI number?

Dr. Raymond Zollinger's NPI number is 1053349837. It was assigned on June 29, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Raymond Zollinger?

Dr. Raymond Zollinger is an internist in Baltimore, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Raymond Zollinger practice?

Dr. Zollinger practices at 600 N Wolfe St, Baltimore, MD 21287. Dr. Zollinger's primary practice is Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland. Dmand AI also links Dr. Zollinger to 1 group practice or clinic.

What is Dr. Raymond Zollinger's office phone number?

The practice phone on file for Dr. Zollinger is (855) 662-3017.

What is Dr. Raymond Zollinger's medical license number?

Dr. Zollinger holds Maryland license D59359.

Which hospitals is Dr. Raymond Zollinger affiliated with?

Dr. Zollinger is affiliated with The Johns Hopkins Hospital.

What medical group is Dr. Raymond Zollinger part of?

Dr. Zollinger is linked to Johns Hopkins Community Physicians.

Does Dr. Raymond Zollinger accept Medicare?

Yes. CMS data shows Dr. Zollinger billed Medicare for 121 services in 2024, and Dr. Zollinger accepts Medicare assignment.

How many Medicare patients does Dr. Raymond Zollinger see?

CMS counts 56 Medicare patients who saw Dr. Zollinger in 2024, with an average age of 73.

Is Dr. Raymond Zollinger board certified?

Yes. Dr. Zollinger is board certified in internal medicine by the American Board of Internal Medicine.

Show 6 more questionsShow fewer questions

What services does Dr. Raymond Zollinger bill to Medicare?

In 2024, Dr. Zollinger's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and medicare service (G2211).

Where did Dr. Raymond Zollinger go to medical school?

Dr. Zollinger graduated from Perelman School of Med at the University of Pennsylvania in 1999.

What drugs does Dr. Raymond Zollinger prescribe most?

In 2024 Medicare Part D data, Dr. Zollinger's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.

How long has Dr. Raymond Zollinger been practicing?

Dr. Zollinger graduated from medical school in 1999, 27 years ago.

Does Dr. Raymond Zollinger do research?

Dmand AI links 3 publications to Dr. Zollinger, published from 2015 to 2018.

Who does Dr. Raymond Zollinger publish with?

Dr. Zollinger's most frequent co-authors are Anita Smith Everett, MD (2 shared papers), Constantine G. Lyketsos, MD (2 shared papers) and Eric B. Bass, MD (1 shared paper).

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