Ajit Singh
- Medicare services, 2024
- 64
- Medicare patients, 2024
- 35
- Part D claims, 2024
- 176
- Hospital affiliations
- 1
- Industry payments
- $96
- Practice address
- 600 N Wolfe St, Baltimore, MD 21287
- Practice phone
- Call (855) 662-3017
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Johns Hopkins Hospital Nelson/Harvey Building
Baltimore, Maryland
Find Ajit Singh's professional email, personal email and mobile number
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Ajit Singh is an internist in Baltimore, Maryland
Ajit Singh practices at Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland.
Ajit Singh's NPI, 1205413887, was assigned on March 28, 2021. Ajit Singh graduated from University of Pittsburgh School of Medicine in 2021. Ajit Singh holds Maryland license D0104074.
- NPI
- 1205413887NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638612765
- NPI enumeration date
- March 28, 2021
- NPI status
- Active
- Practice phone
- (855) 662-3017
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Ajit Singh practices at Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland
Ajit Singh'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 Building600 N Wolfe St, Baltimore, MD 21287 · Baltimore CityPhone(855) 662-3017
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Ajit Singh is affiliated with 3 sites of care and 3 medical groups
Ajit Singh's primary practice is Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland. Ajit Singh is also affiliated with The Johns Hopkins Hospital. The medical group on file is Johns Hopkins University. Dmand AI also links Ajit Singh to 2 more medical groups and 1 group practice or clinic, 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 Ajit Singh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ajit Singh practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Johns Hopkins Hospital Nelson/Harvey Building | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Ajit Singh is one of 3,320 internists in Maryland
Internal medicine is Ajit Singh's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Ajit Singh is licensed in Maryland.
Specialties and state licenses
- Internal medicine, MarylandPrimary
Internists near Ajit Singh
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
Ajit Singh billed Medicare for 64 services in 2024
CMS data shows 64 Medicare services from Ajit Singh across 3 procedure codes in 2024, for 35 Medicare patients. Medicare paid $5,692 for them. Every service was in a facility, such as a hospital, rather than an office.
Ajit Singh compared with the Maryland median for internists, 2024
- Ajit Singh
- Maryland median
- Medicare services
- 64vs 65690% below
- Medicare patients
- 35vs 25186% below
- Part D claims
- 67vs 30978% below
Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.
Ajit Singh'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 Ajit Singh and other internists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Ajit Singh treated 35 Medicare patients in 2024, average age 75
CMS counts 35 Medicare patients who saw Ajit Singh in 2024. The largest group is 75 to 84, with 12 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 46% are also on Medicaid. Their average risk score is 2.53, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Ajit Singh's median patient age at 66, with 47% women.
Ajit Singh's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Ajit Singh's Medicare patients by sex, 2024
- Women2263%
- Men1337%
Chronic conditions among Ajit Singh's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Ischemic heart disease51%
- Diabetes46%
- Chronic kidney disease43%
- Heart failure43%
- Anxiety37%
Share of Medicare patients with each condition. A patient can have several.
Ajit Singh'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
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ajit Singh wrote 176 Medicare Part D claims in 2024
In 2024, Ajit Singh wrote 176 Medicare Part D claims for 56 patients. 75% of them were for generic drugs. CMS names the drug for 67 of them, across 4 drugs with 11 or more claims each, at $7,998 in total drug cost.
Ajit Singh's Part D claims by kind of drug, 2024
- Generic132 claims75%
- Brand-name and other44 claims25%
Ajit Singh'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.
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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Ajit Singh received $96 in industry payments from 2024 to 2025
CMS Open Payments shows 4 general payments to Ajit Singh from 3 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. La Jolla Pharmaceutical Company paid the most, $49.
General payments to Ajit Singh by program year, 2024 to 2025
Companies that paid Ajit Singh the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Ajit Singh graduated from University of Pittsburgh School of Medicine
Ajit Singh graduated from University of Pittsburgh School of Medicine in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Ajit Singh'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) |
| 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 Ajit Singh
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ajit Singh's NPI number?
Ajit Singh's NPI number is 1205413887. It was assigned on March 28, 2021, and it is active in the NPI Registry.
What does Ajit Singh specialize in?
Ajit Singh is an internist in Baltimore, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Ajit Singh practice?
Ajit Singh practices at 600 N Wolfe St, Baltimore, MD 21287. Ajit Singh's primary practice is Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland. Dmand AI also links Ajit Singh to 2 medical groups and 1 group practice or clinic.
What is Ajit Singh's office phone number?
The practice phone on file for Ajit Singh is (855) 662-3017.
What is Ajit Singh's medical license number?
Ajit Singh holds Maryland license D0104074.
Which hospitals is Ajit Singh affiliated with?
Ajit Singh is affiliated with The Johns Hopkins Hospital.
What medical group is Ajit Singh part of?
Ajit Singh is linked to Johns Hopkins University. Dmand AI links Ajit Singh to 2 more medical groups.
Does Ajit Singh accept Medicare?
Yes. CMS data shows Ajit Singh billed Medicare for 64 services in 2024.
How many Medicare patients does Ajit Singh see?
CMS counts 35 Medicare patients who saw Ajit Singh in 2024, with an average age of 75.
What services does Ajit Singh bill to Medicare?
In 2024, Ajit Singh's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99223).
Show 4 more questionsShow fewer questions
Where did Ajit Singh go to medical school?
Ajit Singh graduated from University of Pittsburgh School of Medicine in 2021.
What drugs does Ajit Singh prescribe most?
In 2024 Medicare Part D data, Ajit Singh's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Fluticasone Propionate.
Has Ajit Singh received payments from drug or device companies?
CMS Open Payments shows $96 in general payments to Ajit Singh from 3 companies from 2024 to 2025. The largest total came from La Jolla Pharmaceutical Company.
How long has Ajit Singh been practicing?
Ajit Singh graduated from medical school in 2021, 5 years ago.
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